316 Kovový prášek

316 metal powder is a type of stainless steel powder composed primarily of iron, chromium, nickel, and molybdenum. It is widely used in various powder metallurgy, additive manufacturing, and metal injection molding applications due to its excellent corrosion resistance, good mechanical properties, and ability to be 3D printed or sintered into complex parts.

Overview of 316 Metal Powder

316 metal powder, also known as 316L stainless steel powder, provides high strength and durability alongside unmatched resistance to corrosion and oxidation. Here is an overview of 316 powder:

Vlastnosti	Podrobnosti
Hlavní součásti	Železo, chrom, nikl, molybden
Třída	316L
Klíčové vlastnosti	Excellent corrosion resistance, good mechanical properties, high hardness and strength, excellent weldability and formability
Common Industry Applications	Aerospace, chemical processing, oil and gas, automotive, medical devices, tooling
Popular Manufacturing Processes	Metal injection molding (MIM), Direct metal laser sintering (DMLS), Binder jetting, Hot isostatic pressing (HIP)

With the right parameters and processing methods, 316 metal powder can be turned into highly complex and durable parts thanks to modern manufacturing techniques.

316 Metal Powder Composition

316 stainless steel gets its corrosion resistant properties from the presence of chromium, nickel and molybdenum alongside iron. Here are the typical composition ranges:

Živel	Rozsah složení
železo (Fe)	Zůstatek
Chrom (Cr)	16.00 – 18.00%
nikl (Ni)	10.00 – 14.00%
molybden (Mo)	2.00 – 3.00%
mangan (Mn)	2.00% max
křemík (Si)	1.00% max

The balance is iron alongside trace amounts of carbon, phosphorus, sulfur and nitrogen. The exact proportions may vary between different 316 metal powder manufacturers and grades.

The high chromium and nickel content gives 316 stainless its excellent corrosion resistance. Molybdenum further enhances these properties, especially resistance to pitting and crevice corrosion in harsh environments. Manganese and silicon also play pivotal roles in forming the steel microstructure.

Vlastnosti 316 Kovový prášek

Thanks to its specialized composition, 316 stainless steel powder delivers a well-rounded set of mechanical, physical and chemical properties that make it suitable for high-performance applications:

Vlastnictví	Podrobnosti
Hustota	Approximately 7.9 g/cm3
Bod tání	1375-1400°C or 2510-2550°F
Maximální pevnost v tahu	515 to 620 MPa
Mez kluzu	170 to 310 MPa
Modul pružnosti	193-200 GPa
Prodloužení po přetržení	40-50%
Tvrdost	Max 4 in HRB scale
Odolnost proti korozi	Excellent, withstands chlorides, acids, saline media
Tepelná odolnost	Good heat resistance up to 870°C for short periods
Magnetismus	Non-magnetic in annealed condition

These properties make 316 ideal for structures needing high strength, toughness, formability as well as resistance to severe corrosion and extreme temperatures. Parts maintain integrity even when exposed to acids, chlorides, sulfides and salt water making it suitable for ocean, chemical and heat applications.

Applications of 316 Metal Powder

Thanks to its well-balanced material properties, 316 stainless steel powder is extremely versatile and used across many critical industries. Some major applications include:

Průmysl	Aplikace
Aerospace	Engine parts, landing gear components, hydraulic tubing, fasteners, braces
Ropa a plyn	Valves, wellheads, downhole tools, offshore rigs, heat exchangers
Automobilový průmysl	Chassis parts, exhaust manifolds, clamps, nuts, bolts, valves
Chemické	Tanks, process vessels, piping, pumps, valves, reaction chambers
Lékařský	Surgical tools, implants, hypodermic tubing, biopsy forceps, clamps
Potraviny a nápoje	Mixing vessels, tubing, valves, fittings, fasteners, machine parts

316 steel resists corrosion cracking and performs well under prolonged exposure to acids, salts and oxidizing chemicals making it suitable for the harshest conditions. It also provides the strength crucial for structural components.

316 Metal Powder Specifications

316 stainless steel powder is available in various size distributions, shapes and formats based on the requirements of the application and manufacturing process:

Atribut	Podrobnosti
Velikosti	10-45 microns common but submicron to 150 micron sizes possible
Distribuce velikosti	Various ranges possible based on mesh cuts
Morfologie	Spherical, angular and mixed shapes available
Formáty	Feedstock, precursor powder, loose powder, granulated
Dodržování norem	ASTM A240, ASME SA 240, EN 10088
Certifikace	ISO 9001, ISO 14001

Chemistry, size distribution, morphology and shape can be customized based on targeted application, manufacturing process requirements and final part specifications.

Manufacturing Using 316 Metal Powder

316L powder possesses excellent manufacturability owing to its corrosion resistance and weldability alongside good ductility and formability. Some key manufacturing processes that utilize this stainless steel powder include:

Proces	Přehled
MIM (Metal Injection Molding)	Mixing metal powder + binder into a feedstock, injection molding then sintering
DMLS (přímé laserové spékání kovů)	3D printing process using lasers to fuse metal powder into complex shapes
Tryskání pojiva	Printing a liquid binding agent onto metal powder bed to form parts layer by layer
HIP (izostatické lisování za tepla)	High temperature and pressure used to eliminate porosity and increase density

316L powder can also be consolidated into billets and parts using standard powder metallurgy techniques followed by secondary machining, finishing, welding, surface treatments etc.

Advantages and Limitations of 316 Metal Powder

316 stainless steel powder provides an unparalleled balance of properties for high demands alongside great manufacturing versatility through processes like metal 3D printing. However, there are also limitations.

Typ	Podrobnosti
Klady	Excellent corrosion resistance, good strength and hardness, great manufacturability and weldability, can be 3D printed into complex geometries
Nevýhody	Less formable than austenitic grades, prone to carbide precipitation at high temperatures affecting corrosion resistance and ductility, expensive compared to carbon steels

For most applications, the advantages of 316 powder outweigh limitations making it popular for critical components across industries.

Suppliers of 316 Metal Powder

316 stainless steel powder for metal AM, MIM feedstocks etc. is commercially available from various global material suppliers. Some options:

Dodavatel	Třída	Velikost (μm)	Formulář
Sandvik	316L	10-45	Spherical, premixes
TLS Technik GmbH	316L	10-63	Gas, water atomized
Přísada pro tesaře	316L	15-45	Rozprašování plazmou
Erasteel	316L	20-150	Voda atomizovaná
Praxair	316L	10-75	Rozprášený plyn

Producers use gas atomization, water atomization, plasma atomization etc. to make 316 powders with customized sizes, shapes and distributions for different applications.

316 Kovový prášek Stanovení cen

The price of 316 stainless steel powder varies based on chemistry, size, shape, quantity ordered, supply-demand dynamics and other factors. Here are some approximate cost ranges:

Typ	Velikost (μm)	Cenové rozpětí
Spherical, gas atomized	15-45	$25-45 za kg
Angular, water atomized	20-63	$15-35 na kg
Spherical, plasma atomized	10-75	$30-100+ per kg

Premium charges for special size distributions, shapes, chemistries, tighter tolerances and certifications. Powder metallurgy grade 316L metal powder costs less than varieties optimized for additive manufacturing.

Nejčastější dotazy

What is 316 metal powder?	316 metal powder is a type of corrosion resistant stainless steel powder primarily composed of iron, 16-18% chromium, 10-14% nickel, 2-3% molybdenum and trace amounts of other elements.
What is 316 stainless steel powder used for?	316 powder sees widespread use across aerospace, oil & gas, chemical processing, automotive and medical sectors owing to its excellent corrosion resistance combined with good mechanical properties.
What is 316L stainless steel powder?	The L designation indicates low carbon content (0.03% max). 316L powder possesses the same corrosion resistance as 316 but superior weldability and resistance to carbide precipitation during high temperature applications.
What manufacturing processes use 316 metal powder?	316 powder sees use in metal injection molding (MIM), direct metal laser sintering (DMLS), binder jetting, hot isostatic pressing (HIP) and standard powder metallurgy techniques.
Is 316 stainless steel powder expensive?	316 steel is costlier than carbon steels but cheaper than other niche alloys. Cost varies based on powder attributes and economics but $15-100 per kg for spherical/angular 10-150 micron size powder is typical.

316 stainless steel powder delivers an exceptional balance of strength, corrosion resistance and manufacturability for high end applications through metal 3D printing, metal injection molding and other powder metallurgy processes. Both 316 and low carbon 316L varieties provide unmatched performance across industries like aerospace, oil & gas, chemicals and more. Global suppliers offer this versatile powder in different sizes, shapes and formats to suit targeted applications.

znát více procesů 3D tisku