If you need ASTM A276 TP310S stainless steel square bars, our products have excellent heat resistance and corrosion resistance and are suitable for applications such as boilers, heat exchangers, and chemical plants.
Our TP310S stainless steel square bars are manufactured in accordance with ASTM A276 standards, with cross-sectional dimensions ranging from 10-200 mm and customizable lengths, complying with the strictest industry standards.
TP310S square rod contains high content of chromium and nickel, which can resist oxidation, scaling and creep at temperatures up to 1100°C, while maintaining tensile strength ≥515 MPa, yield strength ≥205 MPa and elongation ≥40%. We provide surface treatments such as hot rolling, polishing or precision grinding to ensure stable product quality and high dimensional accuracy, and can provide ISO, SGS or BV certified test reports.

With flexible packaging and global shipping services, our TP310S square rod combines heat resistance, durability and ease of processing, making it ideal for demanding industrial and high-temperature projects.
typical Analysis of 310S Stainless Steel
| 310S | Cr% | Ni% | C% | Si% | Mn% | P% | S% | Mo% | Cu% | Fe% |
| MIN | 24.0 | 19.0 | - | - | - | - | - | - | - | - |
| MAX | 26.0 | 22.0 | 0.08 | 0.75 | 2.0 | 0.045 | 0.03 | 0.75 | 0.5 | Bal |
Mechanical Properties of 310S Stainless Steel
Properties quoted below are guideline figures only and should not be used for any design purposes
| Temperature ºC | 100 | 500 | 800 | 1000 | 1100 |
| UTS (Nmm²) | 600 | 475 | 215 | 85 | 45 |
| 0.2% (Nmm²) | 265 | 175 | 110 | ||
| Elongation % | 41 | 35 | 30 | 54 | 57 |
Tolerance Chart ASTM A276 Square Bar
| ISO Tolerance | SIZES (mm) | SIZES (Inches) |
|---|---|---|
| h8 to h11 | 3 to 75 | 1/8" to 3" |
| h8 to h11 | 10 to 75 | 5/6" to 2.50" |
| h11 to DIN 1013 | 40 to 150 | 1.50" to 6" |
| h9 to h11 | 20 to 50 | 3/4" to 2" |
Applications of 310S Stainless Steel
| * Burners | * Burner Tips | * Brick Supports |
| * Jigs | * Tube Hangers | * Brick Shelf |
| * Heat Treatment Baskets | * Refractory Anchors | * Heat Exchangers |
| * Coal Gassifier Components | * Flare Tips | * Furnace Components |
| * Food Processing Equipment | * Bricking Plates | * Cement Kiln Components |
ASTM A276tp310s Round Bar Price
| Size | Price in USD | |
|---|---|---|
| 40mm W X 6mm | Hot Rolled | US $ 3.95 |
| 40mm W X 8mm | Hot Finish | US $ 5.43 |
| 40mm W X 10mm | Polished | US $ 5.43 |
| 40mm W X 8mm | Cold Drawn | US $ 3.95 |
| 40mm W X 12mm | Cold Finished | US $ 3.95 |
| 40mm W X 6mm | Bright Finish | US $ 5.43 |
| 40mm W X 12mm | Black Finish | US $ 5.43 |
Click to view ASTM A276 tp310s round steel price
GNEE is a reliable supplier of tp310s stainless steel round rods, typically in diameters from Ø6 mm to Ø450 mm, and available in solution-treated or solution-aged conditions.
All stainless steel round bars are produced in accordance with ASTM A276, ASTM A479 standards and can provide EN 10204 3.1 certificate,
GNEE offers a variety of product forms, such as tp310s hot rolled rods, tp310s forged rods, tp310s peeled rods, tp310s ground rods and tp310s cut to length rods to meet different processing and performance requirements.
In terms of transportation and packaging, round rods are packed with anti-rust oil, plastic packaging and wooden boxes or steel strapping suitable for sea transportation. Spot 310 stainless steel rods can be shipped within 7-10 days, and customized sizes can be shipped within 15-25 days.

