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UNS S32100 | AISI 321 Stainless Steel Manufacturer, Supplier & Exporter India

UNS S32100 Manufacturer, UNS S32100 Exporter & UNS S32100 Supplier in India – Dipti Metal Industries

Dipti Metal Industries, founded in 2009 by Mr. Kumpsingh Rajput, is a globally trusted UNS S32100 manufacturer and UNS S32100 exporter and Supplier of UNS S32100 and other stainless steel products headquartered in India. We specialize in UNS S32100 (AISI 321 / EN 1.4541 / X6CrNiTi18-10) – a titanium-stabilized austenitic stainless steel known for its excellent high-temperature resistance, creep strength, and corrosion performance.

With ISO, ASTM, ASME, DIN, EN, AMS, and MIL standard compliance, we deliver precision-engineered products to industries across oil & gas, power, pharmaceuticals, aerospace, marine, and chemical processing in 30+ countries worldwide.


🌐 UNS S32100 Worldwide Equivalents

  • 🔹 UNS (USA): S32100

  • 🔹 AISI/ASTM (USA): 321 (Type 321)

  • 🔹 EN / W.Nr (EU): 1.4541 / X6CrNiTi18-10

  • 🔹 EN High Temp Variant: 1.4878 / X8CrNiTi18-10 (321H / UNS S32109)

  • 🔹 DIN (Germany): X10CrNiTi18-9

  • 🔹 BS (UK): 321S31, 321S51

  • 🔹 AFNOR (France): Z6CNT18-10, Z6CNT18-11

  • 🔹 JIS (Japan): SUS321, SUS321H

  • 🔹 GB (China): 06Cr18Ni11Ti, 0Cr18Ni10Ti, 1Cr18Ni11Ti

  • 🔹 GOST (Russia): 08Х18Н10Т, 12Х18Н10Т, 08Х18Н12Т

  • 🔹 UNI (Italy): X6CrNiTi18-11

  • 🔹 SS (Sweden): 2337

  • 🔹 PN (Poland): 0H18N10T, 1H18N9T

  • 🔹 ČSN (Czech): 17247, 17248

  • 🔹 ÖNORM (Austria): 731

Note: UNS S32100 (321) and UNS S32109 (321H) are closely related grades; 321H is the high-carbon version for elevated temperature service.


🛠️ Product Range – UNS S32100 Stainless Steel

  • Pipes & Tubes – Seamless, Welded, ERW, EFW

  • Sheets & Plates – Hot Rolled (HR), Cold Rolled (CR), Shim, Strip

  • Bars & Rods – Round, Hex, Flat, Bright, Forged

  • Pipe Fittings – Elbows, Tees, Reducers, Caps, Crosses, Stub Ends, Olets

  • Flanges – Weld Neck, Slip-On, Blind, Threaded, Socket Weld, Lap Joint, Spectacle, Spade, Ring Spacers

  • Fasteners – Stud Bolts, Hex Bolts, Screws, Nuts, Washers

  • Gaskets & Valves – Spiral Wound, RTJ, Gate, Ball, Check, Butterfly


📖 Standards & Certifications

  • 📄 ASTM: A240, A312, A213, A182, A276, A479

  • 📄 AMS: 5510, 5557, 5559, 5570, 5576, 5645

  • 📄 MIL: MIL-S-6721, MIL-T-8606, MIL-T-8808

  • 📄 EN: 1.4541 / X6CrNiTi18-10

  • 📄 AISI: 321 / UNS S32100

  • 🏆 Certifications: ISO 9001:2015, PED 2014/68/EU, AD 2000 W0, CE Marking, EN 10204 3.1 / 3.2 MTC


🏭 Applications of UNS S32100

  • 🚀 Aerospace Components – Jet engines, exhaust systems

  • 🔥 Heat Exchangers & Boilers – Resistance to creep & oxidation

  • 🛢️ Oil & Gas Refineries – High-temperature piping & vessels

  • 🚢 Marine & Chemical Processing – Seawater & acid resistance

  • Power Plants & Pharmaceuticals – Clean process piping, reactors


🌍 Export Destinations

We proudly export UNS S32100 (SS 321) products worldwide, including:

Afghanistan, Albania, Algeria, Angola, Argentina, Armenia, Australia, Austria, Azerbaijan, Bahrain, Bangladesh, Belarus, Belgium, Belize, Benin, Bhutan, Bolivia, Botswana, Brazil, Bulgaria, India, Iran, Iraq, Ireland, Israel, Italy, Japan, South Korea, Malaysia, Maldives, Mexico, Netherlands, New Zealand, Nigeria, Norway, Oman, Philippines, Poland, Portugal, Qatar, Romania, Russia, Saudi Arabia, Singapore, South Africa, Spain, Sri Lanka, Sweden, Switzerland, Turkey, Ukraine, UAE, UK, USA, Uzbekistan, Vietnam, Zambia.


❓ Frequently Asked Questions (FAQ)

Q1. What is UNS S32100?
A titanium-stabilized austenitic stainless steel (AISI 321 / EN 1.4541) designed for high-temperature service.

Q2. What’s the difference between 321 and 321H?
321H (UNS S32109 / EN 1.4878) is the high-carbon version for enhanced creep strength at elevated temperatures.

Q3. What standards cover SS 321?
ASTM A240, A312, A213, A182, A276, A479; AMS 5510, 5557; MIL-T-8808; EN 1.4541.

Q4. Where is UNS S32100 used?
Oil & gas, aerospace, marine, chemical processing, power plants, and pharmaceuticals.

Q5. What forms do you supply in SS 321?
Pipes, Tubes, Plates, Bars, Fittings, Flanges, Valves, Gaskets, and Fasteners.

Q6. Do you provide certifications?
Yes ✅ ISO 9001:2015, PED, AD 2000, CE Marking, and EN 10204 3.1/3.2 MTC.

Q7. Do you export worldwide?
Yes 🌍 we export to 60+ countries across Asia, Europe, Americas, Africa, and Oceania.


📞 Get a Quote

Looking for a certified UNS S32100 (AISI 321) manufacturer, supplier & exporter in India?

📧 Email: sales@diptimetal.com
📞 Call/WhatsApp: +91-9975266499

Dipti Metal Industries delivers precision-engineered SS 321 products with global standards, certifications, and timely worldwide delivery.

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