Chung Metal provides Stainless Steel 310S square rods and bars, a high-temperature austenitic stainless steel with low carbon used for scaling and oxidation resistance. 310S can be well applied to parts that are subjected to thermal cycling and high heat. Our stock of square bar and rods is produced to close tolerances, certified mechanical specifications, and high surface finish. Furnace, petrochemical, power generation, and heat treatment industries depend on 310S square stock for structural parts, supports, and high-temperature parts. With thermal stability, these bars work well in harsh conditions.
SS 310S has ~24–26% chromium, ~19–22% nickel, and ≤ 0.08% carbon. It has superior creep strength and oxidation resistance up to ~1,100–1,150 °C. Tensile strength ~515–740 MPa, yield ~205–375 MPa, elongation ~40%. Hardness moderate. Low carbon content avoids precipitation of carbides and enhances weldability, making it viable for high-temperature structural parts. It remains ductile and tough under thermal stress, with satisfactory fatigue life in cyclic heating.
Dimensions : ASTM, ASME
Standard : ASTM / ASME SA A582, A276, A564, ASTM A484, 484M
Surface : hrap, hot rolled pickled or sand blasting finished, cold drawn, polished, hairline
Size : Tolerance: H8, H9, H10, H11, H12, H13K9, K10, K11, K12
| Element | C | Cr | Mn | Ni | P | S | Si |
| SS 310S | 0.08 max | 24.0 – 26.0 | 2.00 max | 19.0 – 22.0 | 0.045 max. | 0.03 max. | 1.50 max. |
| Element | Density | Melting Range,℃ | Tensile Strength | Yield Strength | Elongation | Hardness (Brinell) |
| SS 310 | 8 | 1400 ℃ | 515 MPa | 205 | 40 – 50 | 160 |
| STANDARD | WERKSTOFF NR. | UNS |
| SS 310S | 1.4845 | S31008 |
| SQUARES | ||
|---|---|---|
| Size(mm) | WT PER FEET IN KGS | WT PER MTR IN KGS |
| 16 | 0.62 | 2.05 |
| 18 | 0.79 | 2.59 |
| 20 | 0.76 | 2.49 |
| 22 | 1.18 | 3.87 |
| 25 | 1.52 | 5.00 |
| 28 | 1.91 | 6.27 |
| 30 | 2.19 | 7.20 |
| 32 | 2.50 | 8.19 |
| 36 | 3.16 | 10.37 |
| 38 | 3.52 | 11.55 |
| 40 | 3.90 | 12.80 |
| 45 | 4.94 | 16.20 |
| 50 | 6.10 | 20.00 |
| 56 | 7.65 | 25.08 |
| 60 | – | – |
| 65 | – | – |
| 70 | – | – |
| 75 | – | – |
| 80 | – | – |
| 90 | – | – |
| 100 | – | – |
Yes, Stainless Steel 310S Square Bars can be customized in size and length according to specific requirements. They offer flexibility to meet various industry needs.
Stainless Steel 310S Square Rods perform exceptionally well in high-temperature environments due to their excellent oxidation and heat resistance. They can withstand temperatures up to 1100°C (2012°F) in intermittent service.
Stainless Steel 310S Square Bars are not typically recommended for underground applications due to their susceptibility to corrosion in soil and moisture. They are better suited for high-temperature and oxidation-resistant environments.
310S square bars and rods find applications in furnace support frames, high-temperature frames, kiln parts, and heat exchanger assembly. They are employed in petrochemical reactors, boiler fittings, and thermal processing equipment. 310S square stock supports load frames under high-temperature exposure in foundry and heat-treatment facilities. Also employed as beams, columns, and braces in industrial equipment with thermal exposure. The resistance of the alloy to oxidation and thermal cycling makes it ideal in tooling, supports, and structural components in severe thermal applications.






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Chung Metals is a leading manufacturer, supplier, and exporter of high-quality bars, rods, and forgings, catering to various industries in Da Nang, Vietnam
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