Alloy 50 Round Bars Supplier, Stockist & Exporter in India
Largest Stockist of Alloy 50 Round Bars in India, XM-19 Round Bars Supplier, Exporter of UNS S20910 Stainless Steel Round Bars, ASTM A276 Alloy 50 Round Bars Dealer, Cold Rolled XM-19 Stainless Steel Round Bars, Hot Drawn Alloy 50 Round Bars, UNS S20910 Round Bars Stockist in Mumbai, India.
Ratnallium TechAlloys is a dependable supplier and stockist of Alloy 50 Round Bars, which are noted for their high strength, corrosion resistance, and mechanical performance. Alloy 50, commonly known as XM-19 or UNS S20910, is a nitrogen-strengthened austenitic stainless steel that is utilized in high-stress applications such as maritime conditions, chemical processing, and cryogenics. These round bars are highly resistant to pitting, stress corrosion cracking, and crevice corrosion, making them suitable for both industrial and commercial applications.

Alloy 50 Round Bars Supplier
Ratnallium TechAlloys stocks a large inventory of Alloy 50 Round Bars in a range of diameters and finishes, including hot drawn and cold rolled. Our products meet worldwide standards such as ASTM A276, assuring high quality and dependability for every order. Whether you need round bars for important engineering applications or large-scale industrial projects, we can meet your requirements with timely delivery and technical assistance. Contact us at sales@ratnallium.com now to inquire about pricing, availability, or bespoke requirements!
Alloy 50 Round Bars Specifications
Standards | ASTM A276 / A479, ASME SA276 / SA479, GB4226-84, GB/T1220-2007, JISG4311-91, JIS G4318-98, EN 10095-99, GB4226-84, EN10088-3-2005, JIS G904L3-2005, etc |
Specification | AMS, EN, DIN, JIS, ASTM, BS, ASME, AISI, IS |
Size | 5 mm To 500 mm |
Diameter | 2mm to 800mm diameter |
Length | 3000mm, 6000mm or according to the customer’s requirement. |
Type | Alloy 50 Round Bars |
Tolerance | H8, H9, H10, H11, H12, H13K9, K10, K11, K12 or as per clients’ requirements |
Finish | Hot Rolled (HR), Cold Drawn (CD), Centerless Ground, Peeled & Turned, Mirror Finish, NO.4 Finish, Matt Finish, BA Finish |
Form | Alloy 50 Round Bar |
Surface | Bright, Black, Rough Turned, Polished, Sand Blasting, Hairline Finish, Smooth Machined |
Condition | Annealed, Hardened & Tempered, Solution Annealed, Cold Worked, Stress Relieved |
Technique | Hot Rolled, Cold Rolled, Forged, Extruded, Machined |
Alloy 50 Round Bar Chemical Composition
Ni | Cr | Mo | Mn | Si | C | N | S | P | Cb | V | Fe | |
---|---|---|---|---|---|---|---|---|---|---|---|---|
MIN | 11.5 | 20.5 | 1.5 | 4.0 | – | – | 0.2 | – | – | 0.1 | 0.1 | – |
MAX | 13.5 | 23.5 | 3.0 | 6.0 | 1.0 | 0.06 | 0.4 | 0.03 | 0.045 | 0.3 | 0.3 | Balance |
Alloy 50 Round Bar Mechanical Composition
Temperature (°F) | Ultimate Tensile Strength (ksi) | 0.2% Yield Strength (ksi) | Elongation (%) | Impact Strength (ft-lbs) |
---|---|---|---|---|
-320 | N/A | N/A | N/A | 50 |
-100 | N/A | N/A | N/A | 115 |
75 | 117 | 60 | 45 | 170 |
200 | 107 | 50 | 43.5 | N/A |
400 | 96 | 38 | 43.5 | N/A |
600 | 92 | 35 | 42.5 | N/A |
800 | 89 | 34 | 43.5 | N/A |
1000 | 84 | 32 | 41 | N/A |
1200 | 74 | 31 | 38 | N/A |
1350 | 66 | 31 | 37 | N/A |
1500 | 52 | 30 | 41 | N/A |
Alloy 50 Round Bars Equivalent Grades
Grade | UNS | WERKSTOFF NR. | EN/DIN | ASTM | AISI | Trade Name |
---|---|---|---|---|---|---|
XM-19 / Nitronic 50 | S20910 | 1.3964 | X2CrNiMoN22-5-3 | A276, A479, A182 | XM-19 | Nitronic® 50 |
Alloy 50 Round Bar Physical Properties
Property | 70°F | 200°F | 300°F | 400°F | 600°F | 800°F | 900°F | 1000°F | 1200°F | 1400°F |
---|---|---|---|---|---|---|---|---|---|---|
Coefficient of Thermal Expansion (in/in/°F × 10-6) |
— | 9.0 | — | 9.2 | 9.6 | 9.9 | — | 10.2 | 10.5 | 10.8 |
Thermal Conductivity (BTU • ft/ft² • hr • °F) |
108 | — | 108 | — | 124 | — | 141 | — | 160 | — |
Modulus of Elasticity (psi × 106) |
— | 26.2 | — | — | — | — | — | — | — | — |
Density: 0.285 lb/in³ | ||||||||||
Melting Range: 2579–2642°F | ||||||||||
Electrical Resistivity: 492 ohm-circ mil/ft |
Industries We Supply DIN 1.3964 Round Bars











For the latest Alloy 50 Stainless Steel Round Bars price list, get in touch with us today! Email or call us to get updated pricing and availability for Alloy 50 / UNS S20910 / ASTM A276 XM-19 Stainless Steel Round Bars available in ready stock.
Countries We Export Alloy 50 Round Bars To
We export Alloy 50 Round Bars to countries across the globe, including Afghanistan, Albania, Andorra, Austria, Bahrain, Bangladesh, Bhutan, Brunei, Belarus, Belgium, Bulgaria, Cambodia, China, Cyprus, Croatia, Czech Republic, Denmark, Estonia, Egypt, Finland, France, Germany, Greece, Georgia, Hungary, Iceland, Ireland, Italy, Indonesia, Iran, Iraq, Israel, Japan, Jordan, Kazakhstan, Kuwait, Kyrgyzstan, Lebanon, Latvia, Latin America, Liechtenstein, Lithuania, Luxembourg, Malta, Moldova, Monaco, Malaysia, Maldives, Mongolia, Myanmar (Burma), Nepal, North Korea, Netherlands, Norway, Oman, Poland, Portugal, Pakistan, Palestine, Philippines, Qatar, Russia, Romania, Russia, San Marino, Serbia and Montenegro, Slovakia, Slovenia, Spain, Sweden, Switzerland, Saudi Arabia, Singapore, South Korea, South Africa, Sri Lanka, Syria, Taiwan, Tanzania, Tajikistan, Thailand, Turkey, Turkmenistan, United States, Ukraine, United Kingdom, United Arab Emirates (UAE), Uzbekistan, Vietnam, Yemen
We Supply Alloy 50 Round Bars to the Following Domestic Cities
We supply Alloy 50 Round Bars to cities including Mumbai, Delhi, Kolkata, Chennai, Bengaluru, Hyderabad, Ahmedabad, Pune, Surat, Jaipur, Kanpur, Lucknow, Nagpur, Ghaziabad, Indore, Coimbatore, Kochi, Patna, Kozhikode, Bhopal, Thrissur, Vadodara, Agra, Malappuram, Thiruvananthapuram, Kannur, Ludhiana, Nashik, Vijayawada, Madurai, Varanasi, Meerut, Faridabad, Rajkot, Jamshedpur, Srinagar, Jabalpur, Asansol, Vasai-Virar City, Allahabad, Dhanbad, Aurangabad, Amritsar, Jodhpur, Ranchi, Raipur, Kollam, Gwalior, Durg-Bhilainagar, Chandigarh, and Tiruchirappalli.
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