Sumit Impex is a well-known manufacturer, supplier, and exporter; we proudly present our top-quality Stainless Steel 321 Fasteners. Committed to precision and reliability, our fasteners meet industry standards with excellence.

Sumit Impex is a Supplier of Stainless Steel 321 Fasteners, Biggest Stockist of 321 SS Fasteners as per Standards in Mumbai, India.

321 Stainless Steel Fastener, SS 321 Fasteners, 321 Stainless Steel Fasteners, Stainless Steel S32100 Fastener in Best Price, SS 321 Nuts, 321 Stainless Steel Fastener

Stainless Steel 321 Fasteners are durable components known for their exceptional corrosion resistance and reliability. These fasteners are manufactured from high-quality stainless steel and undergo rigorous testing to ensure they meet industry standards. They are ideal for various industrial applications where reliability and longevity are essential.

At Sumit Impex, we prioritize ensuring the quality of our materials through rigorous testing. We maintain high standards from mechanical tests like tensile strength and hardness to chemical analysis and material identification. Our Stainless Steel products undergo various assessments, including micro and macro tests, pitting resistance, and corrosion tests, to ensure reliability. Additionally, we ensure secure packaging for safe transportation to our clients.

Stainless Steel 321 Fasteners

Standard Specification For Stainless Steel 321 Fastener

Specifications ASTM F593, F594, F1554 / ASME SF593, F594, F1554
Fasteners size Bolt / Screw Size : M3 – M56 | 3/6″ to 2″ | Custom Sizes
Nuts Size : M3 – M56 | 3/6″ to 2″ | Custom Sizes
Washers Size : M3 – M56 | 3/6″ to 2″ | Custom Sizes
Machine Screws Size : M1.6 – M12
Self Tapping Screw Size : No.2 – No. 14
Fasteners Length 3 mm to 200 mm
Fastener Threads UNF, BSW, BSF, METRIC, UNC or as required
Standard of Stainless Steel Fasteners DIN : DIN 934, DIN 931, DIN 970, DIN 933
ISO : JIS standards, ISO 4033, ISO 4032,
ANSI – American National Standards Institute
ASME B18.5
ANSI B 28.2.4 1M
as per defined in ASME B16.5 standard SS Stud Bolt length
ANSI B 18.2.4 2M
as per defined in ASME B18.2.2 SS Hex nuts
Dimensions DIN 931, 933, 934, 7991, 976, 125, ASME B18.2.1, B18.3
Surface Coating Ptfe Coated Stainless Steel Fasteners
Phosphate Coating
Teflon Coating
Zinc Coating
Hot Dipped Galvanizing Coating
Cadmium Coating
Xylon Coating
Fasteners Finishing Stainless steel : Self-Colour, Passivated, Bright Zinc Plated (BZP), Hot Dip Galvanised (HDG), Stainless Steel, Sherardized, some special one like DACROMET Geometry and Mechanically Applied coating ,Dacroment, nickel plated, anodizing, plated zinc-nickel
Zinc (blue, black, yellow, white), black oxide.

Stainless Steel 321  Fasteners Types

Stud Bolts

Stud Bolts







Stainless Steel 321 Fasteners Equivalent Grades

SS 321 1.4541 S32100 SUS 321 X6CrNiTi18-10

Stainless Steel 321 Fasteners Chemical Composition

Grade C Mn Si P S Cr Mo Ni N
SS 321 0.08 max 2 max 1 max 0.045 max 0.030 max 17 – 19 9 – 12

Stainless Steel 321 Fasteners Mechanical Properties

Density Melting Point Tensile Strength Yield Strength (0.2%Offset) Elongation
8.0 g/cm3 1457 °C (2650 °F) Psi – 75000 , MPa – 515 Psi – 30000 , MPa – 205 35 %

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321 Stainless Steel Fasteners Applications

Export & Supply Destinations Of SS 321 Fasteners

Malaysia, China, Philippines, Jordan, Israel, Sri Lanka, Myanmar, North Korea, Taiwan, Kyrgyzstan, Oman, Nepal, United Arab Emirates, Lebanon, Afghanistan, Kuwait, Azerbaijan, British, Qatar, Japan, Bahrain, Iran, Macau, Russia, Singapore, Mongolia, Turkey, Bhutan, Vietnam., Maldives, Thailand, India, Saudi Arabia, Bangladesh, Armenia, Iraq, Egypt, Indonesia, Hong Kong, South Korea,

Belgium, Greece, Czechia/Czech Republic, Portugal, Finland, Lithuania, Luxembourg, France, Azerbaijan, Poland, Italy, Russia, Belarus, Denmark, Estonia, Ireland, Germany, Liechtenstein, Romania, United Kingdom., Croatia, Ukraine, Switzerland, Sweden, Bulgaria, Latvia, Hungary, Turkey, Moldova, Norway, Serbia, Cyprus, Malta, Slovakia, Austria, Monaco, Netherlands, Spain,

Seychelles, ALiberia, Tanzania, Cameroon, Senegal, Niger, Libya, Tunisia, Burkina Faso, Morocco, Ethiopia, Zimbabwe., Rwanda, lgeria, South Africa, Mauritania, Mauritius, Gambia, Zambia, Madagascar, Botswana, Namibia, Burundi, Egypt, Angola, Kenya, Central African Republic, Nigeria, Uganda, Eswatini, Mozambique,

Saint Lucia, Guatemala, Nicaragua, Haiti, Belize, El Salvador, Trinidad and Tobago, Saint Vincent and the Grenadines, Dominican Republic, Panama, Barbados, Jamaica, Dominica, Antigua and Barbuda, Grenada, Canada, Honduras, Bahamas, Costa Rica, United States of America., Cuba, Mexico,

Chile, Guyana, Venezuela., Bolivia, Paraguay, Argentina, Colombia, Brazil, Suriname, Uruguay, Peru, Ecuador,