{"id":3920,"date":"2024-03-18T06:10:14","date_gmt":"2024-03-18T06:10:14","guid":{"rendered":"https:\/\/3dp.45612300.xyz\/product\/d2-powder\/"},"modified":"2024-03-18T06:10:14","modified_gmt":"2024-03-18T06:10:14","slug":"d2-powder","status":"publish","type":"product","link":"https:\/\/3dpmetal.com\/cs\/product\/d2-powder\/","title":{"rendered":"D2 Pr\u00e1\u0161ky"},"content":{"rendered":"

<\/p>\n

P\u0159ehled pr\u00e1\u0161ku D2<\/h2>\n

D2 pr\u00e1\u0161kov\u00e1 ocel je pr\u00e1\u0161kov\u00e1 ocel pro v\u00fdrobu n\u00e1stroj\u016f na pr\u00e1ci za studena, kter\u00e1 nab\u00edz\u00ed vynikaj\u00edc\u00ed kombinaci vysok\u00e9 tvrdosti, odolnosti proti opot\u0159eben\u00ed a hou\u017eevnatosti. Jedn\u00e1 se o univerz\u00e1ln\u00ed slitinu chr\u00f3mu-molybdenu-vanadu, kter\u00e1 se \u0161iroce pou\u017e\u00edv\u00e1 pro lisov\u00e1n\u00ed do \u0159ezn\u00fdch n\u00e1stroj\u016f, matric, p\u0159esn\u00fdch sou\u010d\u00e1st\u00ed a sou\u010d\u00e1st\u00ed podl\u00e9haj\u00edc\u00edch opot\u0159eben\u00ed v r\u016fzn\u00fdch pr\u016fmyslov\u00fdch odv\u011btv\u00edch.<\/p>\n

Kl\u00ed\u010dov\u00e9 vlastnosti a v\u00fdhody D2 pr\u00e1\u0161ku zahrnuj\u00ed:<\/p>\n

Vlastnosti a charakteristika pr\u00e1\u0161ku D2<\/strong><\/p>\n\n\n\n\n\n\n\n\n\n\n\n\n
Vlastnosti<\/th>\nPodrobnosti<\/th>\n<\/tr>\n<\/thead>\n
Kompozice<\/td>\nSlitina Fe-1,5Cr-0,3C-0,4V-1Mo<\/td>\n<\/tr>\n
Hustota<\/td>\n7,7 g\/cm3<\/td>\n<\/tr>\n
Tvar \u010d\u00e1stice<\/td>\nSferick\u00e9 nebo nepravideln\u00e9<\/td>\n<\/tr>\n
Rozsah velikost\u00ed<\/td>\n10\u2013150 mikrometr\u016f<\/td>\n<\/tr>\n
Zd\u00e1nliv\u00e1 hustota<\/td>\nA\u017e 60 % skute\u010dn\u00e9 hustoty<\/td>\n<\/tr>\n
Te\u010den\u00ed<\/td>\nDobr\u00e9<\/td>\n<\/tr>\n
Tvrdost<\/td>\n60-62 HRC po tepeln\u00e9m zpracov\u00e1n\u00ed<\/td>\n<\/tr>\n
Tuhost<\/td>\nVelmi dobr\u00e9<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

V\u00fdjime\u010dn\u00e1 kombinace tvrdosti, pevnosti a odolnosti proti n\u00e1razu z D2 vytv\u00e1\u0159\u00ed \u0161pi\u010dkovou volbu pro chladn\u00e9 n\u00e1strojov\u00e9 vybaven\u00ed, je\u017e pot\u0159ebuje prodlou\u017eenou \u017eivotnost.<\/p>\n

Slo\u017een\u00ed pr\u00e1\u0161ku D2<\/h2>\n

Typick\u00e1 kompozice pr\u00e1\u0161ku n\u00e1strojov\u00e9 oceli D2:<\/p>\n

Slo\u017een\u00ed pr\u00e1\u0161ku D2<\/strong><\/p>\n\n\n\n\n\n\n\n\n\n\n\n
Element<\/th>\nHmotnostn\u00ed %<\/th>\n<\/tr>\n<\/thead>\n
\u017delezo (Fe)<\/td>\nBalance<\/td>\n<\/tr>\n
Chrom (Cr)<\/td>\n11-13%<\/td>\n<\/tr>\n
Uhl\u00edk (C)<\/td>\n1.4-1.6%<\/td>\n<\/tr>\n
Molybden (Mo)<\/td>\n0.75-1.2%<\/td>\n<\/tr>\n
Vanad (V)<\/td>\n0.7-1.2%<\/td>\n<\/tr>\n
Mangan (Mn)<\/td>\n0.3-0.6%<\/td>\n<\/tr>\n
K\u0159em\u00edk (Si)<\/td>\n0.15-0.4%<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n
    \n
  • \u017delezo tvo\u0159\u00ed feritickou matrici<\/li>\n
  • Chr\u00f3m p\u0159isp\u00edv\u00e1 k tvrdosti a odolnosti proti opot\u0159eben\u00ed<\/li>\n
  • Uhl\u00edk umo\u017e\u0148uje vysok\u00e9 tvrdosti v tepeln\u011b zpracovan\u00e9m stavu<\/li>\n
  • Molybden a vanad vytv\u00e1\u0159ej\u00ed karbidy zlep\u0161uj\u00edc\u00ed odolnost proti opot\u0159eben\u00ed<\/li>\n
  • Mangan a k\u0159em\u00edk zvy\u0161uj\u00ed pevnost pevn\u00e9ho roztoku<\/li>\n<\/ul>\n

    Slo\u017een\u00ed je navr\u017eeno tak, aby se dos\u00e1hlo optim\u00e1ln\u00ed kombinace tvrdosti, hou\u017eevnatosti a brousitelnosti, kter\u00e1 je vy\u017eadov\u00e1na v aplikac\u00edch n\u00e1stroj\u016f.<\/p>\n

    \"D2<\/p>\n

     <\/p>\n

    Fyzick\u00e9 vlastnosti D2 pr\u00e1\u0161ku<\/h2>\n

    Fyzick\u00e9 vlastnosti D2 pr\u00e1\u0161ku<\/strong><\/p>\n\n\n\n\n\n\n\n\n\n\n
    Nemovitost<\/th>\nHodnota<\/th>\n<\/tr>\n<\/thead>\n
    Hustota<\/td>\n7,7 g\/cm3<\/td>\n<\/tr>\n
    Teplota t\u00e1n\u00ed<\/td>\n1460-1500 \u00a1\u00abC<\/td>\n<\/tr>\n
    Tepeln\u00e1 vodivost<\/td>\n21 W\/mK<\/td>\n<\/tr>\n
    Elektrick\u00fd odpor<\/td>\n0,7 x 10^-6 m<\/td>\n<\/tr>\n
    Curieova teplota<\/td>\n1010\u00a1\u00abC<\/td>\n<\/tr>\n
    Maxim\u00e1ln\u00ed provozn\u00ed teplota<\/td>\n180-200\u00a1\u00abC<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n
      \n
    • Vysok\u00e1 hustota umo\u017e\u0148uje zmen\u0161en\u00ed sou\u010d\u00e1stek<\/li>\n
    • Zachov\u00e1v\u00e1 vysokou tvrdost a pevnost p\u0159i zv\u00fd\u0161en\u00fdch teplot\u00e1ch<\/li>\n
    • Stane se paramagnetick\u00fdm nad Curieho teplotu.<\/li>\n
    • Relativn\u011b n\u00edzk\u00e1 provozn\u00ed teplota vzhledem k popou\u0161t\u011bc\u00edmu efektu<\/li>\n<\/ul>\n

      Tyto vlastnosti umo\u017e\u0148uj\u00ed pou\u017eit\u00ed D2 v aplikac\u00edch pro obr\u00e1b\u011bn\u00ed za studena p\u0159i vysok\u00e9 tvrdosti.<\/p>\n

      Mechanick\u00e9 vlastnosti pr\u00e1\u0161ku D2<\/h2>\n

      Mechanick\u00e9 vlastnosti pr\u00e1\u0161ku D2<\/strong><\/p>\n\n\n\n\n\n\n\n\n\n\n
      Nemovitost<\/th>\nHodnota<\/th>\n<\/tr>\n<\/thead>\n
      Tvrdost<\/td>\n60-62 HRC<\/td>\n<\/tr>\n
      Pevnost p\u0159\u00ed\u010dn\u00e9ho tahu<\/td>\n1900\u20132100 MPa<\/td>\n<\/tr>\n
      Pevnost v tahu<\/td>\n2050\u20132200 MPa<\/td>\n<\/tr>\n
      Mez kluzu<\/td>\n1700-1900 MPa<\/td>\n<\/tr>\n
      Prodlou\u017een\u00ed<\/td>\n8-11%<\/td>\n<\/tr>\n
      Hou\u017eevnatost n\u00e1razu<\/td>\n12-15 J\/cm2<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n
        \n
      • V\u00fdjime\u010dn\u00e1 tvrdost p\u0159i tepeln\u00e9m zpracov\u00e1n\u00ed<\/li>\n
      • Velmi vysok\u00e1 pevnost se slu\u0161nou ta\u017enost\u00ed<\/li>\n
      • Vynikaj\u00edc\u00ed hou\u017eevnatost pro n\u00e1strojovou ocel<\/li>\n
      • Vysok\u00e1 \u00fanavov\u00e1 pevnost pro prodlou\u017eenou \u017eivotnost n\u00e1stroje<\/li>\n
      • Hodnoty pevnosti a ta\u017enosti jsou z\u00e1visl\u00e9 na tepeln\u00e9m zpracov\u00e1n\u00ed<\/li>\n<\/ul>\n

        D\u00edky sv\u00fdm vlastnostem je D2 vhodn\u00fd pro nejn\u00e1ro\u010dn\u011bj\u0161\u00ed n\u00e1stroje pro tv\u00e1\u0159en\u00ed za studena a n\u00e1stroje, kter\u00e9 vy\u017eaduj\u00ed extr\u00e9mn\u00ed odolnost proti opot\u0159eben\u00ed.<\/p>\n

        Aplikace pr\u00e1\u0161ku D2<\/h2>\n

        Typick\u00e9 aplikace pr\u00e1\u0161kov\u00e9 oceli D2 zahrnuj\u00ed:<\/p>\n

        Aplikace pr\u00e1\u0161ku D2<\/strong><\/p>\n\n\n\n\n\n\n\n\n\n
        Pr\u016fmysl<\/th>\nUk\u00e1zkov\u00e9 pou\u017eit\u00ed<\/th>\n<\/tr>\n<\/thead>\n
        V\u00fdroba<\/td>\nStiskn\u011bte n\u00e1stroje, pun\u010d a zem\u0159e<\/td>\n<\/tr>\n
        Automotivn\u00ed<\/td>\nPr\u00e1zdn\u00e9, pierce, o\u0159\u00edznut\u00ed a formov\u00e1n\u00ed zem\u0159e<\/td>\n<\/tr>\n
        Letectv\u00ed a kosmonautika<\/td>\nForming formy, up\u00ednky<\/td>\n<\/tr>\n
        Spot\u0159ebn\u00ed zbo\u017e\u00ed<\/td>\nB\u0159itvy, no\u017ee, n\u016f\u017eky<\/td>\n<\/tr>\n
        Pr\u016fmyslov\u00fd<\/td>\nVtahovac\u00ed trny, z\u00e1vitovac\u00ed trny<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

        Konkr\u00e9tn\u00ed pou\u017eit\u00ed produktu:<\/p>\n

          \n
        • Lisovac\u00ed z\u00e1pustky pro v\u00fdrobu upev\u0148ovac\u00edch prvk\u016f<\/li>\n
        • Ra\u017eebn\u00ed matrice pro p\u0159esn\u00e9 ra\u017een\u00ed<\/li>\n
        • Z\u00e1vitnice pro v\u00fdrobu \u0161roub\u016f<\/li>\n
        • Kreslen\u00ed, razn\u00edk\u016f, vysek\u00e1vac\u00ed n\u00e1stroj\u016f nap\u0159\u00ed\u010d odv\u011btv\u00edmi<\/li>\n
        • Chirurgick\u00e1 n\u00e1stroje a p\u0159\u00edbory<\/li>\n
        • N\u00e1stroje pro peletov\u00e1n\u00ed<\/li>\n<\/ul>\n

          D2 je vynikaj\u00edc\u00ed pr\u00e1\u0161kov\u00e1 ocel na v\u00fdrobu n\u00e1stroj\u016f, kter\u00e1 je preferov\u00e1na pro n\u00e1stroje pro studen\u00e9 zpracov\u00e1n\u00ed s nejdel\u0161\u00ed \u017eivotnost\u00ed, tv\u00e1\u0159ec\u00ed n\u00e1stroje a p\u0159esn\u00e9 sou\u010d\u00e1sti ve v\u0161ech odv\u011btv\u00edch.<\/p>\n

          Specifikace pr\u00e1\u0161ku D2<\/h2>\n

          Hlavn\u00ed specifikace \u043f\u043e\u0440\u043e\u0448\u043a\u043ev\u00e9 n\u00e1strojov\u00e9 oceli D2:<\/p>\n

          Normy pro pr\u00e1\u0161ek D2<\/strong><\/p>\n\n\n\n\n\n\n\n\n\n
          Standard<\/th>\nPopis<\/th>\n<\/tr>\n<\/thead>\n
          ASTM A681<\/td>\nStandardn\u00ed pro slitiny n\u00e1strojov\u00fdch ocel\u00ed<\/td>\n<\/tr>\n
          DIN 1.2379<\/td>\nRovn\u00e1 se AISI D2<\/td>\n<\/tr>\n
          JIS G 4404<\/td>\nChladno zpracov\u00e1van\u00e9 n\u00e1strojov\u00e9 oceli<\/td>\n<\/tr>\n
          ISO 4957<\/td>\nN\u00e1strojov\u00e9 oceli<\/td>\n<\/tr>\n
          GOST 5950<\/td>\nDruhy n\u00e1strojov\u00fdch ocel\u00ed<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

          Ty definuj\u00ed:<\/p>\n

            \n
          • Chemick\u00e9 slo\u017een\u00ed D2 oceli<\/li>\n
          • Po\u017eadovan\u00e9 mechanick\u00e9 vlastnosti za podm\u00ednek tepeln\u00e9ho o\u0161et\u0159en\u00ed<\/li>\n
          • Povolen\u00e9 ne\u010distoty<\/li>\n
          • Schv\u00e1len\u00e9 v\u00fdrobn\u00ed metody, jako je plynov\u00e1 atomizace<\/li>\n
          • Protokoly testov\u00e1n\u00ed shody<\/li>\n
          • Balen\u00ed, po\u017eadavky na ozna\u010dov\u00e1n\u00ed<\/li>\n<\/ul>\n

            Pr\u00e1\u0161ek D2 vyroben\u00fd podle t\u011bchto specifikac\u00ed zaru\u010duje vhodnost pro n\u00e1stroj\u00e1\u0159sk\u00e9 aplikace vy\u017eaduj\u00edc\u00ed maxim\u00e1ln\u00ed odolnost proti opot\u0159eben\u00ed, hou\u017eevnatost a rozm\u011brovou stabilitu.<\/p>\n

            Velikost \u010d\u00e1stic pr\u00e1\u0161k\u016f D2<\/h2>\n

            Distribuce velikosti \u010d\u00e1stic pr\u00e1\u0161k\u016f D2<\/strong><\/p>\n\n\n\n\n\n\n\n
            Velikost \u010d\u00e1stic<\/th>\nCharakteristiky<\/th>\n<\/tr>\n<\/thead>\n
            10\u201322 mikron\u016f<\/td>\nUltrajemn\u00fd stupe\u0148 poskytuje nejvy\u0161\u0161\u00ed hustotu<\/td>\n<\/tr>\n
            22\u201353 mikron\u016f<\/td>\nNej\u010dast\u011bji pou\u017e\u00edvan\u00fd rozsah velikost\u00ed<\/td>\n<\/tr>\n
            53-105 mikron\u016f<\/td>\nHrub\u0161\u00ed velikost zaji\u0161\u0165uje dobrou tekutost<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n
              \n
            • Jemn\u011bj\u0161\u00ed \u010d\u00e1stice umo\u017e\u0148uj\u00ed v\u011bt\u0161\u00ed zhu\u0161t\u011bn\u00ed b\u011bhem sp\u00e9k\u00e1n\u00ed<\/li>\n
            • Hrub\u0161\u00ed \u010d\u00e1stice zlep\u0161uj\u00ed pr\u016ftok pr\u00e1\u0161ku do dutin n\u00e1stroje<\/li>\n
            • Velikost se vyb\u00edr\u00e1 na z\u00e1klad\u011b fin\u00e1ln\u00edch po\u017eadovan\u00fdch vlastnost\u00ed d\u00edlu<\/li>\n
            • Ob\u011b plynov\u00e9 a vodn\u00ed atomizovan\u00e9 \u010d\u00e1stice pou\u017eit\u00e9<\/li>\n<\/ul>\n

              \u0158\u00edzen\u00ed distribuce velikosti optimalizuje chov\u00e1n\u00ed p\u0159i lisov\u00e1n\u00ed, sp\u00e9kanou hustotu a kone\u010dn\u00fd v\u00fdkon komponent.<\/p>\n

              Zd\u00e1nliv\u00e1 hustota d2 pr\u00e1\u0161ku<\/h2>\n

              Zd\u00e1nliv\u00e1 hustota d2 pr\u00e1\u0161ku<\/strong><\/p>\n\n\n\n\n\n\n
              Zd\u00e1nliv\u00e1 hustota<\/th>\nPodrobnosti<\/th>\n<\/tr>\n<\/thead>\n
              A\u017e 60 % skute\u010dn\u00e9 hustoty<\/td>\nPro morfologii sf\u00e9rick\u00e9ho pr\u00e1\u0161ku<\/td>\n<\/tr>\n
              4,5-5,5 g\/cm\u00b3 typicky<\/td>\nV\u011bt\u0161\u00ed hustota zlep\u0161uje pr\u016ftok a stla\u010ditelnost<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n
                \n
              • Sf\u00e9rick\u00fd tvar pr\u00e1\u0161ku zajist\u00ed vysokou sypnou hustotu<\/li>\n
              • Nepravideln\u00fd pr\u00e1\u0161ek m\u00e1 ni\u017e\u0161\u00ed hustotu kolem 50%<\/li>\n
              • Vy\u0161\u0161\u00ed zd\u00e1nliv\u00e1 hustota zlep\u0161\u00ed \u00fa\u010dinnost pln\u011bn\u00ed lisu<\/li>\n
              • Umo\u017e\u0148uje snadn\u011bj\u0161\u00ed zhutn\u011bn\u00ed do slo\u017eit\u00fdch geometri\u00ed n\u00e1stroj\u016f<\/li>\n<\/ul>\n

                Vysok\u00e1 zd\u00e1nliv\u00e1 hustota vede k vy\u0161\u0161\u00ed produktivit\u011b v\u00fdroby a kvalit\u011b sou\u010d\u00e1stek.<\/p>\n

                Metoda v\u00fdroby pr\u00e1\u0161ku D2<\/h2>\n

                V\u00fdroba pr\u00e1\u0161ku D2<\/strong><\/p>\n\n\n\n\n\n\n\n\n
                Metoda<\/th>\nPodrobnosti<\/th>\n<\/tr>\n<\/thead>\n
                Plynul\u00e1 atomizace<\/td>\nVysoce stla\u010den\u00fd inertn\u00ed plyn rozd\u011bl\u00ed proud roztaven\u00e9 slitiny na mal\u00e9 kapky<\/td>\n<\/tr>\n
                Taven\u00ed ve vakuov\u00e9 induk\u010dn\u00ed peci<\/td>\nVysok\u00e1 \u010distota vstupn\u00edch materi\u00e1l\u016f roztaven\u00fd vakuov\u011b<\/td>\n<\/tr>\n
                V\u00edce\u010detn\u00e9 roztaven\u00ed<\/td>\nZvy\u0161uje chemickou homogenitu<\/td>\n<\/tr>\n
                Sejmut\u00ed<\/td>\nT\u0159\u00edd\u00ed pr\u00e1\u0161ek do r\u016fzn\u00fdch zrnitostn\u00edch t\u0159\u00edd<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n
                  \n
                • Plynov\u00e1 atomizace zaji\u0161\u0165uje sf\u00e9rick\u00fd tvar pr\u00e1\u0161ku<\/li>\n
                • Vakuov\u00e9 taven\u00ed odstra\u0148uje plynn\u00e9 ne\u010distoty<\/li>\n
                • V\u00edcen\u00e1sobn\u00e9 p\u0159etavov\u00e1n\u00ed zvy\u0161uje homogenitu<\/li>\n
                • Postprocesing umo\u017e\u0148uje p\u0159izp\u016fsoben\u00ed velikosti \u010d\u00e1stic<\/li>\n<\/ul>\n

                  Pln\u011b automatizovan\u00e9 procesy v kombinaci s p\u0159\u00edsnou kontrolou kvality zaji\u0161\u0165uj\u00ed spolehliv\u00e9 a konzistentn\u00ed vlastnosti pr\u00e1\u0161ku D2, kter\u00e9 jsou kritick\u00e9 pro v\u00fdkon n\u00e1stroj\u016f.<\/p>\n

                  Ceny pr\u00e1\u0161ku D2<\/h2>\n

                  Ceny pr\u00e1\u0161ku D2<\/strong><\/p>\n\n\n\n\n\n\n\n\n\n
                  Faktor<\/th>\nVliv na cenu<\/th>\n<\/tr>\n<\/thead>\n
                  \u00darove\u0148 \u010distoty<\/td>\nV\u011bt\u0161\u00ed \u010distota zvy\u0161uje n\u00e1klady<\/td>\n<\/tr>\n
                  Velikost \u010d\u00e1stic<\/td>\nExtr\u00e9mn\u011b jemn\u00fd pr\u00e1\u0161ek je dra\u017e\u0161\u00ed<\/td>\n<\/tr>\n
                  Mno\u017estv\u00ed objedn\u00e1vky<\/td>\nCena kles\u00e1 s v\u011bt\u0161\u00edm objemem<\/td>\n<\/tr>\n
                  Vlastnosti pr\u00e1\u0161ku<\/td>\nPr\u00e1\u0161ek s vy\u0161\u0161\u00ed hustotou stoj\u00ed v\u00edce<\/td>\n<\/tr>\n
                  Dodate\u010dn\u00e9 slu\u017eby<\/td>\nP\u0159izp\u016fsoben\u00ed zvy\u0161uje n\u00e1klady<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

                  Orienta\u010dn\u00ed ceny<\/strong><\/p>\n

                    \n
                  • Sf\u00e9rick\u00fd pr\u00e1\u0161ek D2: 15-25 K\u010d\/kg<\/li>\n
                  • D2 nepravideln\u00fd prach: 10\u201320 $ za kg<\/li>\n
                  • Ceny p\u0159i odb\u011bru v\u011bt\u0161\u00edho mno\u017estv\u00ed mohou b\u00fdt ni\u017e\u0161\u00ed o 40 %<\/li>\n<\/ul>\n

                    Cena z\u00e1vis\u00ed na \u010distot\u011b, velikosti a tvaru \u010d\u00e1stic, mno\u017estv\u00ed objedn\u00e1vky, hustot\u011b a na jak\u00e9koliv dal\u0161\u00ed \u00faprav\u011b na m\u00edru.<\/p>\n

                    Dodavatel\u00e9 D2 pr\u00e1\u0161ku<\/h2>\n

                    Dodavatel\u00e9 D2 pr\u00e1\u0161ku<\/strong><\/p>\n\n\n\n\n\n\n\n\n\n\n
                    Spole\u010dnost<\/th>\nUm\u00edst\u011bn\u00ed<\/th>\n<\/tr>\n<\/thead>\n
                    H\u00e5gan\u00e4s<\/td>\n\u0160v\u00e9dsko<\/td>\n<\/tr>\n
                    Erasteel<\/td>\nUSA, Evropa<\/td>\n<\/tr>\n
                    Carpenter Powder Products<\/td>\nUSA<\/td>\n<\/tr>\n
                    Sandvik Osprey<\/td>\nSpojen\u00e9 kr\u00e1lovstv\u00ed<\/td>\n<\/tr>\n
                    Jingdong Nov\u00fd Materi\u00e1l<\/td>\n\u010c\u00edna<\/td>\n<\/tr>\n
                    Pr\u00e1\u0161ky CNPC<\/td>\n\u010c\u00edna<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

                    Kl\u00ed\u010dov\u00e9 faktory pro v\u00fdb\u011br dodavatele:<\/p>\n

                      \n
                    • Nab\u00edzen\u00e9 stupn\u011b zrnitosti pr\u00e1\u0161k\u016f<\/li>\n
                    • v\u00fdrobn\u00ed kapacita<\/li>\n
                    • Distribuce velikosti \u010d\u00e1stic<\/li>\n
                    • Charakterizace pr\u00e1\u0161k\u016f a testov\u00e1n\u00ed<\/li>\n
                    • Cenov\u00e1 nab\u00eddka a minim\u00e1ln\u00ed mno\u017estv\u00ed objedn\u00e1vky<\/li>\n
                    • Balen\u00ed a dodac\u00ed lh\u016fty<\/li>\n
                    • Z\u00e1kaznick\u00e1 technick\u00e1 podpora<\/li>\n<\/ul>\n

                      Manipulace a skladov\u00e1n\u00ed pr\u00e1\u0161ku D2<\/h2>\n

                      Manipulace s pr\u00e1\u0161kem D2<\/strong><\/p>\n\n\n\n\n\n\n\n\n\n\n
                      Doporu\u010den\u00ed<\/th>\nD\u016fvod<\/th>\n<\/tr>\n<\/thead>\n
                      Zaji\u0161t\u011bn\u00ed dostate\u010dn\u00e9ho v\u011btr\u00e1n\u00ed<\/td>\nZabr\u00e1nit vdechov\u00e1n\u00ed jemn\u00fdch kovov\u00fdch \u010d\u00e1stic<\/td>\n<\/tr>\n
                      Noste ochrann\u00e9 pom\u016fcky<\/td>\nVyhn\u011bte se n\u00e1hodn\u00e9mu po\u017eit\u00ed<\/td>\n<\/tr>\n
                      Uzemn\u011bte v\u0161echny p\u0159\u00edstroje<\/td>\nZabra\u0148te statick\u00fdm jiskr\u00e1m<\/td>\n<\/tr>\n
                      Zabra\u0148te zdroj\u016fm zap\u00e1len\u00ed<\/td>\nRiziko prachu vzn\u00edcen\u00ed<\/td>\n<\/tr>\n
                      Pou\u017e\u00edvejte nejisk\u0159iv\u00e9 n\u00e1stroje<\/td>\nZabr\u00e1nit vzn\u00edcen\u00ed p\u0159i manipulaci<\/td>\n<\/tr>\n
                      Dodr\u017eujte bezpe\u010dn\u00e9 protokoly<\/td>\nSni\u017ete riziko po\u017e\u00e1ru, v\u00fdbuchu a zdravotn\u00edch pot\u00ed\u017e\u00ed<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

                      Doporu\u010den\u00ed pro \u00falo\u017ei\u0161t\u011b<\/strong><\/p>\n

                        \n
                      • Uchov\u00e1vejte uzav\u0159en\u00e9 obaly v chladn\u00e9m a such\u00e9m prost\u0159ed\u00ed.<\/li>\n
                      • Omezte vystavov\u00e1n\u00ed vlhkosti, kyselin\u00e1m, chlorid\u016fm<\/li>\n
                      • Udr\u017eujte teplotu n\u00ed\u017ee ne\u017e 27\u00a0\u00b0C<\/li>\n<\/ul>\n

                        Vhodn\u00e9 bezpe\u010dnostn\u00ed opat\u0159en\u00ed p\u0159i manipulaci a skladov\u00e1n\u00ed pom\u00e1haj\u00ed zachovat \u010distotu a p\u0159edch\u00e1zet zdravotn\u00edm nebo po\u017e\u00e1rn\u00edm nebezpe\u010d\u00edm.<\/p>\n

                        Kontrola a testov\u00e1n\u00ed pr\u00e1\u0161kov\u00e9 n\u00e1t\u011brov\u00e9 barvy D2<\/h2>\n

                        Testov\u00e1n\u00ed pr\u00e1\u0161k\u016f D2<\/strong><\/p>\n\n\n\n\n\n\n\n\n\n\n
                        Test<\/th>\nPodrobnosti<\/th>\n<\/tr>\n<\/thead>\n
                        Chemick\u00e1 anal\u00fdza<\/td>\nOv\u011b\u0159uje kompozici pomoc\u00ed optick\u00e9 spektroskopie nebo ICP spektroskopie<\/td>\n<\/tr>\n
                        Distribuce velikosti \u010d\u00e1stic<\/td>\nUr\u010duje velikosti pomoc\u00ed laserov\u00e9 difrakce nebo pros\u00e9v\u00e1n\u00ed<\/td>\n<\/tr>\n
                        Zd\u00e1nliv\u00e1 hustota<\/td>\nM\u011b\u0159eno pomoc\u00ed Hallova pr\u016ftokom\u011bru dle normy ASTM B212<\/td>\n<\/tr>\n
                        Morfologie pr\u00e1\u0161ku<\/td>\nSEM zobrazov\u00e1n\u00ed k ur\u010den\u00ed tvaru \u010d\u00e1stice<\/td>\n<\/tr>\n
                        Anal\u00fdza pr\u016ftoku<\/td>\nPr\u016ftok kapalin gravita\u010dn\u00edm pr\u016fpadem dan\u00e9 trycht\u00fd\u0159e<\/td>\n<\/tr>\n
                        Test hustoty klepnut\u00ed<\/td>\nHustota nam\u011b\u0159en\u00e1 po mechanick\u00e9m poklep\u00e1n\u00ed na vzorek pr\u00e1\u0161ku<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

                        Testov\u00e1n\u00edm se zajist\u00ed, \u017ee pr\u00e1\u0161ek spl\u0148uje po\u017eadovan\u00e9 chemick\u00e9 slo\u017een\u00ed, fyzik\u00e1ln\u00ed vlastnosti, rozlo\u017een\u00ed velikosti \u010d\u00e1stic, morfologii, hustotu a specifikace pr\u016ftoku.<\/p>\n

                        Klady a z\u00e1pory pr\u00e1\u0161ku D2<\/h2>\n

                        V\u00fdhod D2 Powder<\/strong><\/p>\n

                          \n
                        • V\u00fdjime\u010dn\u00e1 tvrdost p\u0159i tepeln\u00e9m zpracov\u00e1n\u00ed<\/li>\n
                        • Vynikaj\u00edc\u00ed odolnost proti opot\u0159eben\u00ed a od\u011bru<\/li>\n
                        • Vysok\u00e1 pevnost v kombinaci s dobrou odolnost\u00ed proti n\u00e1razu<\/li>\n
                        • Rozm\u011brov\u00e1 st\u00e1lost ve slu\u017eb\u011b chladn\u00e9 pr\u00e1ce<\/li>\n
                        • Dobr\u00e1 brousitelnost ve srovn\u00e1n\u00ed s jin\u00fdmi n\u00e1strojov\u00fdmi ocelemi<\/li>\n
                        • Relativn\u011b n\u00e1kladov\u011b efektivn\u00ed<\/li>\n<\/ul>\n

                          Omezen\u00ed D2 pr\u00e1\u0161k\u016f<\/strong><\/p>\n

                            \n
                          • St\u0159edn\u00ed korozn\u00ed odolnost bez povrchov\u00e9ho o\u0161et\u0159en\u00ed<\/li>\n
                          • Omezen\u00e1 pevnost p\u0159i vysok\u00e9 teplot\u011b a odolnost proti te\u010den\u00ed<\/li>\n
                          • Vy\u017eaduje pe\u010dliv\u00e9 tepeln\u00e9 zpracov\u00e1n\u00ed zku\u0161en\u00fdmi pracovn\u00edky<\/li>\n
                          • Nen\u00ed sva\u0159iteln\u00fd konven\u010dn\u00edmi metodami sva\u0159ov\u00e1n\u00ed<\/li>\n
                          • Velk\u00e9 \u010d\u00e1sti mohou proch\u00e1zet zk\u0159eh\u010den\u00edm<\/li>\n
                          • K\u0159ehk\u00fd zp\u016fsob lomu omezuje za studena tvarovatelnost<\/li>\n<\/ul>\n

                            Porovn\u00e1n\u00ed s ocelov\u00fdm pr\u00e1\u0161kem S7<\/h2>\n

                            D2 vs. S7 Pr\u00e1\u0161kov\u00e1 n\u00e1strojov\u00e1 ocel<\/strong><\/p>\n\n\n\n\n\n\n\n\n\n\n
                            Parametr<\/th>\nD2<\/th>\nS7<\/th>\n<\/tr>\n<\/thead>\n
                            Tvrdost<\/td>\n60-62 HRC<\/td>\n63\u201365 HRC<\/td>\n<\/tr>\n
                            Tuhost<\/td>\nVelmi dobr\u00e9<\/td>\nDobr\u00e9<\/td>\n<\/tr>\n
                            Odolnost proti opot\u0159eben\u00ed<\/td>\nV\u00fdborn\u00fd<\/td>\nVynikaj\u00edc\u00ed<\/td>\n<\/tr>\n
                            Odolnost proti korozi<\/td>\nSt\u0159edn\u00ed<\/td>\nN\u00edzk\u00fd<\/td>\n<\/tr>\n
                            Studen\u00e1 s\u00edla<\/td>\nV\u00fdborn\u00fd<\/td>\nVelmi dobr\u00e9<\/td>\n<\/tr>\n
                            Cena<\/td>\nN\u00edzk\u00fd<\/td>\nVysok\u00e1<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n
                              \n
                            • D2 m\u00e1 m\u00edrn\u011b ni\u017e\u0161\u00ed tvrdost, ale mnohem lep\u0161\u00ed hou\u017eevnatost<\/li>\n
                            • S7 poskytuje maxim\u00e1ln\u00ed odolnost proti opot\u0159eben\u00ed<\/li>\n
                            • D2 m\u00e1 lep\u0161\u00ed odolnost proti korozi bez povlaku<\/li>\n
                            • S7 m\u00e1 vy\u0161\u0161\u00ed tvrdost p\u0159i vysok\u00e9 teplot\u011b a pevnost p\u0159i vysok\u00e9 teplot\u011b<\/li>\n
                            • D2 je v\u00edce n\u00e1kladov\u011b efektivn\u00ed<\/li>\n<\/ul>\n

                              \u010cast\u00e9 dotazy k pr\u00e1\u0161ku D2<\/h2>\n

                              Q: Jak\u00e9 jsou hlavn\u00ed aplikace pr\u00e1\u0161ku z n\u00e1strojov\u00e9 oceli D2?<\/strong><\/p>\n

                              A: Mezi hlavn\u00ed aplikace pat\u0159\u00ed n\u00e1stroje pro tv\u00e1\u0159en\u00ed za studena, pr\u016fbojn\u00edky pro d\u011brov\u00e1n\u00ed a vysek\u00e1v\u00e1n\u00ed, razidla pro ra\u017ebu minc\u00ed, trny pro v\u00e1lcov\u00e1n\u00ed z\u00e1vit\u016f, chirurgick\u00e9 n\u00e1stroje, no\u017ee, pr\u016fmyslov\u00e9 no\u017ee a p\u0159esn\u011b brou\u0161en\u00e9 h\u0159\u00eddele a \u010depy.<\/p>\n

                              Ot\u00e1zka: jak\u00e9 tepeln\u00e9 zpracov\u00e1n\u00ed se pou\u017e\u00edv\u00e1 pro pr\u00e1\u0161kovou n\u00e1strojovou ocel D2?<\/strong><\/p>\n

                              A: D2 se obvykle tepeln\u011b zpracov\u00e1v\u00e1 austenitizac\u00ed p\u0159i teplot\u011b 1010\u20131040 \u00b0C, ochlazen\u00edm v oleji nebo na vzduchu a temperov\u00e1n\u00edm p\u0159i teplot\u011b 150\u2013350 \u00b0C, aby se dos\u00e1hlo tvrdosti 60\u201362 HRC.<\/p>\n

                              Ot\u00e1zka: Jak vanad zlep\u0161uje vlastnosti oceli D2?<\/strong><\/p>\n

                              A: Vanad vytv\u00e1\u0159\u00ed jemn\u00e9 karbidy se \u017eelezem a chr\u00f3mem, kter\u00e9 dod\u00e1vaj\u00ed v\u00fdznamnou odolnost proti opot\u0159eben\u00ed a od\u011bru a z\u00e1rove\u0148 zvy\u0161uj\u00ed odolnost proti n\u00e1razu.<\/p>\n

                              Ot\u00e1zka: Jak\u00e1 preventivn\u00ed opat\u0159en\u00ed je nutn\u00e9 zohlednit p\u0159i pr\u00e1ci s pr\u00e1\u0161kem D2?<\/strong><\/p>\n

                              A: Doporu\u010den\u00e1 opat\u0159en\u00ed zahrnuj\u00ed v\u011btr\u00e1n\u00ed, inertn\u00ed atmosf\u00e9ru, vyh\u00fdb\u00e1n\u00ed se zdroj\u016fm zap\u00e1len\u00ed, uzemn\u011bn\u00ed za\u0159\u00edzen\u00ed, pou\u017eit\u00ed n\u00e1stroj\u016f bez jisker, ochrann\u00fdch prost\u0159edk\u016f a bezpe\u010dn\u00e9 skladov\u00e1n\u00ed mimo vlhkost \u010di kontaminaci.<\/p>\n

                              <\/span><\/span><\/p>","protected":false},"excerpt":{"rendered":"

                              P\u0159ehled pr\u00e1\u0161ku D2 Pr\u00e1\u0161ek D2 je pr\u00e1\u0161ek z n\u00e1strojov\u00e9 oceli pro obr\u00e1b\u011bn\u00ed za studena, kter\u00fd nab\u00edz\u00ed vynikaj\u00edc\u00ed kombinaci vysok\u00e9 tvrdosti, odolnosti proti opot\u0159eben\u00ed a hou\u017eevnatosti. Jedn\u00e1 se o univerz\u00e1ln\u00ed slitinu chromu, molybdenu a vanadu, kter\u00e1 se \u0161iroce pou\u017e\u00edv\u00e1 k lisov\u00e1n\u00ed do \u0159ezn\u00fdch n\u00e1stroj\u016f, z\u00e1pustek, p\u0159esn\u00fdch d\u00edl\u016f a opot\u0159ebiteln\u00fdch sou\u010d\u00e1st\u00ed v r\u016fzn\u00fdch pr\u016fmyslov\u00fdch odv\u011btv\u00edch. Mezi kl\u00ed\u010dov\u00e9 vlastnosti a v\u00fdhody pr\u00e1\u0161ku D2 pat\u0159\u00ed: D2...<\/p>","protected":false},"featured_media":1841,"parent":0,"template":"","meta":{"_acf_changed":false,"_kad_blocks_custom_css":"","_kad_blocks_head_custom_js":"","_kad_blocks_body_custom_js":"","_kad_blocks_footer_custom_js":"","_kad_post_transparent":"","_kad_post_title":"","_kad_post_layout":"","_kad_post_sidebar_id":"","_kad_post_content_style":"","_kad_post_vertical_padding":"","_kad_post_feature":"","_kad_post_feature_position":"","_kad_post_header":false,"_kad_post_footer":false,"_kad_post_classname":""},"product-category":[119,122],"class_list":["post-3920","product","type-product","status-publish","has-post-thumbnail","hentry","product-category-3d-printing-metal-powder","product-category-iron-based-alloy-powder"],"acf":[],"taxonomy_info":{"product-category":[{"value":119,"label":"3D Printing Metal Powder"},{"value":122,"label":"Iron Based Alloy Powder"}]},"featured_image_src_large":["https:\/\/3dpmetal.com\/wp-content\/uploads\/2024\/02\/ed7a94ec-3c10-4b1b-87ed-.jpg",600,600,false],"author_info":[],"comment_info":"","_links":{"self":[{"href":"https:\/\/3dpmetal.com\/cs\/wp-json\/wp\/v2\/product\/3920","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/3dpmetal.com\/cs\/wp-json\/wp\/v2\/product"}],"about":[{"href":"https:\/\/3dpmetal.com\/cs\/wp-json\/wp\/v2\/types\/product"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/3dpmetal.com\/cs\/wp-json\/wp\/v2\/media\/1841"}],"wp:attachment":[{"href":"https:\/\/3dpmetal.com\/cs\/wp-json\/wp\/v2\/media?parent=3920"}],"wp:term":[{"taxonomy":"product-category","embeddable":true,"href":"https:\/\/3dpmetal.com\/cs\/wp-json\/wp\/v2\/product-category?post=3920"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}