{"id":3856,"date":"2024-03-18T06:10:08","date_gmt":"2024-03-18T06:10:08","guid":{"rendered":"https:\/\/3dp.45612300.xyz\/product\/316l-stainless-steel-powder\/"},"modified":"2024-03-18T06:10:08","modified_gmt":"2024-03-18T06:10:08","slug":"316l-stainless-steel-powder","status":"publish","type":"product","link":"https:\/\/3dpmetal.com\/pl\/product\/316l-stainless-steel-powder\/","title":{"rendered":"Proszek ze stali nierdzewnej 316L"},"content":{"rendered":"

<\/p>\n

Overview of 316L Stainless Steel Powder<\/strong><\/h2>\n

316L is an austenitic stainless steel powder widely used in additive manufacturing to produce corrosion resistant parts with good mechanical properties and weldability. This article provides a detailed guide to 316L powder.<\/p>\n

Key aspects covered include composition, properties, AM process parameters, applications, specifications, suppliers, handling, inspection methods, comparisons to alternatives, pros and cons, and FAQs. Tables are used to present information in an easy-to-reference format.<\/p>\n

Composition of 316L Stainless Steel Powder<\/strong><\/h3>\n

The composition of 316L stainless steel powder is:<\/p>\n\n\n\n\n\n\n\n\n\n\n\n
Element<\/th>\nWaga %<\/th>\nCel<\/th>\n<\/tr>\n<\/thead>\n
\u017belazo<\/td>\nR\u00f3wnowaga<\/td>\nPrincipal matrix element<\/td>\n<\/tr>\n
Chrom<\/td>\n16-18<\/td>\nOdporno\u015b\u0107 przeciwkorozyjna<\/td>\n<\/tr>\n
Nikiel<\/td>\n10-14<\/td>\nAustenite stabilizer<\/td>\n<\/tr>\n
Molybd\u00e4n<\/td>\n2-3<\/td>\nOdporno\u015b\u0107 przeciwkorozyjna<\/td>\n<\/tr>\n
Mangan<\/td>\n<2<\/td>\nOdtleniacz<\/td>\n<\/tr>\n
Krzem<\/td>\n<1<\/td>\nOdtleniacz<\/td>\n<\/tr>\n
W\u0119giel<\/td>\n<0.03<\/td>\nAvoid carbide precipitation<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

The high chromium and nickel content provide corrosion resistance while the low carbon minimizes carbide precipitation.<\/p>\n

Properties of 316L Stainless Steel Powder<\/strong><\/h3>\n

Key properties of 316L powder include:<\/p>\n\n\n\n\n\n\n\n\n\n\n
Nieruchomo\u015b\u0107<\/th>\nOpis<\/th>\n<\/tr>\n<\/thead>\n
Odporno\u015b\u0107 przeciwkorozyjna<\/td>\nExcellent resistance to pitting and crevice corrosion<\/td>\n<\/tr>\n
Si\u0142a<\/td>\nTensile strength up to 620 MPa<\/td>\n<\/tr>\n
Zdatno\u015b\u0107 spawalnicza<\/td>\nReadily weldable and less prone to sensitization<\/td>\n<\/tr>\n
Fabricability<\/td>\nEasily formed into complex shapes<\/td>\n<\/tr>\n
biokompatybilno\u015b\u0107<\/td>\nSafe for contact with human body<\/td>\n<\/tr>\n
Odporno\u015b\u0107 na temperatur\u0119<\/td>\nResistant up to 900\u00a1\u00abC in oxidizing environments<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

The properties make 316L suitable for harsh, corrosive environments.<\/p>\n

AM Process Parameters for 316L Powder<\/strong><\/h3>\n

Typical parameters for printing 316L powder include:<\/p>\n\n\n\n\n\n\n\n\n\n\n
Parametr<\/th>\nWarto\u015b\u0107 typowa<\/th>\nCel<\/th>\n<\/tr>\n<\/thead>\n
Wysoko\u015b\u0107 warstwy<\/td>\n20-100 \u00c3\u00d7m<\/td>\nBalance speed and resolution<\/td>\n<\/tr>\n
Moc lasera<\/td>\n150-350 W<\/td>\nWarunki topnienia bez parowania<\/td>\n<\/tr>\n
Pr\u0119dko\u015b\u0107 skanowania<\/td>\n200-1200 mm\/s<\/td>\nDensity versus build rate<\/td>\n<\/tr>\n
Rozstaw w\u0142az\u00f3w<\/td>\n100-200 \u00c3\u00d7m<\/td>\nW\u0142a\u015bciwo\u015bci mechaniczne<\/td>\n<\/tr>\n
Wsparcie<\/td>\nMinimal tree\/lattice<\/td>\nZwisy, kana\u0142y wewn\u0119trzne<\/td>\n<\/tr>\n
Prasowanie izostatyczne na gor\u0105co<\/td>\n1150\u00a1\u00abC, 100 MPa, 3 hrs<\/td>\nEliminacja porowato\u015bci<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

Parameters tailored for density, microstructure, production rate and post-processing needs.<\/p>\n

Applications of 3D Printed 316L Parts<\/strong><\/h3>\n

AM 316L components are used in:<\/p>\n\n\n\n\n\n\n\n\n\n
Przemys\u0142<\/th>\nAPLIKACJE<\/th>\n<\/tr>\n<\/thead>\n
Astronautyka<\/td>\nStructural brackets, panels, housings<\/td>\n<\/tr>\n
Motoryzacja<\/td>\nTurbine housings, impellers, valves<\/td>\n<\/tr>\n
Chemiczny<\/td>\nPumps, valves, reaction vessels<\/td>\n<\/tr>\n
Ropa i gaz<\/td>\nDownhole tools, manifolds, flanges<\/td>\n<\/tr>\n
Biomedycyna<\/td>\nDental, orthopedic implants, surgical tools<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

Benefits versus wrought 316L include complex geometries, reduced part count, and accelerated product development.<\/p>\n

Specifications of 316L Powder for AM<\/strong><\/h3>\n

316L powder must meet strict specifications:<\/p>\n\n\n\n\n\n\n\n\n\n\n\n
Parametr<\/th>\nSpecyfikacja<\/th>\n<\/tr>\n<\/thead>\n
Zakres rozmiar\u00f3w cz\u0105stek<\/td>\n15-45 \u00c3\u00d7m typowo<\/td>\n<\/tr>\n
Kszta\u0142t cz\u0105stki<\/td>\nSferyczna morfologia<\/td>\n<\/tr>\n
G\u0119sto\u015b\u0107 Nasypowa<\/td>\n> 4 g\/cc<\/td>\n<\/tr>\n
G\u0119sto\u015b\u0107 usypu<\/td>\n> 6 g\/cc<\/td>\n<\/tr>\n
Przep\u0142yw w hali<\/td>\n> 23 s dla 50 g<\/td>\n<\/tr>\n
Czysto\u015b\u0107<\/td>\n>99,9%<\/td>\n<\/tr>\n
Zawarto\u015b\u0107 tlenu<\/td>\n<1000 ppm<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

Custom size distributions and controlled composition available.<\/p>\n

Suppliers of 316L Stainless Steel Powder<\/strong><\/h3>\n

Reputable 316L powder suppliers include:<\/p>\n\n\n\n\n\n\n\n\n\n\n
Dostawca<\/th>\nLokalizacja<\/th>\n<\/tr>\n<\/thead>\n
Sandvik Osprey<\/td>\nWielka Brytania<\/td>\n<\/tr>\n
Carpenter Additive<\/td>\nUSA<\/td>\n<\/tr>\n
Technologia LPW<\/td>\nWielka Brytania<\/td>\n<\/tr>\n
Erasteel<\/td>\nSzwecja<\/td>\n<\/tr>\n
Critical Materials<\/td>\nUSA<\/td>\n<\/tr>\n
Praxair<\/td>\nUSA<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

Prices range from $50\/kg to $120\/kg based on quality considerations and order volumes.<\/p>\n

Handling and Storage of 316L Powder<\/strong><\/h3>\n

As a reactive material, careful 316L powder handling is essential:<\/p>\n

    \n
  • Przechowywa\u0107 szczelnie zamkni\u0119te pojemniki z dala od wilgoci, kwas\u00f3w, \u017ar\u00f3de\u0142 zap\u0142onu<\/li>\n
  • Use inert gas padding during transportation and storage<\/li>\n
  • Uziemienie sprz\u0119tu w celu rozproszenia \u0142adunk\u00f3w elektrostatycznych<\/li>\n
  • Avoid dust accumulation through extraction and ventilation<\/li>\n
  • Przestrzega\u0107 \u015brodk\u00f3w ostro\u017cno\u015bci podanych w karcie charakterystyki<\/li>\n<\/ul>\n

    W\u0142a\u015bciwe techniki zapewniaj\u0105 optymalny stan proszku.<\/p>\n

    Inspection and Testing of 316L Powder<\/strong><\/h3>\n

    Metody testowania jako\u015bci obejmuj\u0105:<\/p>\n\n\n\n\n\n\n\n\n\n\n
    Metoda<\/th>\nTestowane parametry<\/th>\n<\/tr>\n<\/thead>\n
    Analiza sitowa<\/td>\nRozpi\u0119to\u015b\u0107 wielko\u015bci cz\u0105steczek<\/td>\n<\/tr>\n
    Mikroskopia SEM<\/td>\nMorfologia cz\u0105stek<\/td>\n<\/tr>\n
    EDX<\/td>\nChemia i sk\u0142ad<\/td>\n<\/tr>\n
    XRD<\/td>\nObecne fazy<\/td>\n<\/tr>\n
    Piknometria<\/td>\nG\u0119sto\u015b\u0107<\/td>\n<\/tr>\n
    Przep\u0142yw w hali<\/td>\nP\u0142ynno\u015b\u0107 proszk\u00f3w<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

    Testowanie zgodnie z normami ASTM weryfikuje jako\u015b\u0107 proszku i sp\u00f3jno\u015b\u0107 partii.<\/p>\n

    Comparing 316L to Alternative Alloy Powders<\/strong><\/h3>\n

    316L compares to other alloys as:<\/p>\n\n\n\n\n\n\n\n\n
    Stop<\/th>\nOdporno\u015b\u0107 przeciwkorozyjna<\/th>\nSi\u0142a<\/th>\nKoszt<\/th>\nMo\u017cliwo\u015b\u0107 drukowania<\/th>\n<\/tr>\n<\/thead>\n
    316L<\/td>\nWy\u015bmienicie<\/td>\n\u015arednie<\/td>\n\u015arednie<\/td>\nWy\u015bmienicie<\/td>\n<\/tr>\n
    17-4PH<\/td>\nDobrze<\/td>\nWysoki<\/td>\n\u015arednie<\/td>\nDobrze<\/td>\n<\/tr>\n
    IN718<\/td>\nDobrze<\/td>\nBardzo wysokie<\/td>\nWysoki<\/td>\nUczciwa<\/td>\n<\/tr>\n
    CoCr<\/td>\nUczciwa<\/td>\n\u015arednie<\/td>\n\u015arednie<\/td>\nDobrze<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

    With its balanced properties, 316L is very versatile for small to medium sized AM components needing corrosion resistance.<\/p>\n

    Pros and Cons of 316L Powder for AM<\/strong><\/h3>\n\n\n\n\n\n\n\n\n\n
    Plusy<\/th>\nWady<\/th>\n<\/tr>\n<\/thead>\n
    Excellent corrosion resistance and biocompatibility<\/td>\nLower high temperature strength than alloys<\/td>\n<\/tr>\n
    Dobrze spawalne i nadaj\u0105ce si\u0119 do obr\u00f3bki mechanicznej<\/td>\nPodatno\u015b\u0107 na porowato\u015b\u0107 podczas drukowania<\/td>\n<\/tr>\n
    Cost advantage over exotic alloys<\/td>\nProne to thermal cracking<\/td>\n<\/tr>\n
    Mo\u017ce odpowiada\u0107 w\u0142a\u015bciwo\u015bciom materia\u0142u kutego<\/td>\nRequired post-processing like HIP<\/td>\n<\/tr>\n
    Range of suppliers available<\/td>\nLower hardness than precipitation hardening alloys<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

    316L provides versatile performance at moderate cost, albeit with controlled processing requirements.<\/p>\n

    Frequently Asked Questions about 316L Stainless Steel Powder<\/strong><\/h2>\n

    Q: What particle size range works best for printing 316L alloy?<\/strong><\/p>\n

    Typowy zakres to 15-45 mikron\u00f3w. Zapewnia dobr\u0105 p\u0142ynno\u015b\u0107 proszku w po\u0142\u0105czeniu z wysok\u0105 rozdzielczo\u015bci\u0105 i g\u0119sto\u015bci\u0105.<\/p>\n

    Q: What post-processing methods are used on 316L AM parts?<\/strong><\/p>\n

    A: Hot isostatic pressing, heat treatment, surface machining, and electropolishing are common methods for achieving full densification and surface finish.<\/p>\n

    Q: Which metal 3D printing process is ideal for 316L alloy?<\/strong><\/p>\n

    A: All major powder bed fusion processes including selective laser melting (SLM), direct metal laser sintering (DMLS) and electron beam melting (EBM) are regularly used.<\/p>\n

    Q: What industries use additively manufactured 316L components?<\/strong><\/p>\n

    A: Aerospace, automotive, biomedical, marine hardware, chemical processing, and oil and gas industries benefit from 3D printed 316L parts.<\/p>\n

    Q: Does 316L require support structures during 3D printing?<\/strong><\/p>\n

    A: Yes, support structures are essential on overhangs and bridged sections to prevent deformation and allow easy removal after printing.<\/p>\n

    Q: What defects can occur when printing 316L powder?<\/strong><\/p>\n

    A: Potential defects are porosity, cracking, distortion, lack of fusion, and surface roughness. Most can be prevented with optimized parameters.<\/p>\n

    Q: What is the key difference between 316 and 316L alloys?<\/strong><\/p>\n

    A: 316L has lower carbon content (0.03% max) which improves corrosion resistance and eliminates harmful carbide precipitation during welding.<\/p>\n

    Q: How are the properties of printed 316L compared to wrought alloy?<\/strong><\/p>\n

    A: With optimized parameters, AM 316L components can achieve mechanical properties on par or exceeding conventionally processed wrought counterparts.<\/p>\n

    Q: What density can be expected with 3D printed 316L parts?<\/strong><\/p>\n

    A: Density above 99% is achievable for 316L with ideal parameters tailored for the alloy, matching wrought material properties.<\/p>\n

    Q: What finishing is typically applied to 316L AM parts?<\/strong><\/p>\n

    A: Abrasive flow machining, CNC machining, and electropolishing are common finishing processes for removing surface roughness and achieving the required tolerances.<\/p>\n

    \n
    <\/div>\n<\/div>\n

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