ASME SA213 TP310S Stainless Steel Seamless Heat Exchanger Tube
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GNEE is a specialized supplier, manufacturer, distributor, and exporter of SS 310 seamless steel pipes.
The ASTM A213 SS 310 pipes we supply are designed for high-temperature applications and comply with national and international raw material quality standards. Manufactured through hot rolling piercing or cold rolling extrusion, combined with heat treatment and pickled surface finishing, these pipes ensure precise dimensions and smooth inner and outer walls. The ASTM A213 SS 310 seamless pipes contain 24%-26% chromium and 19%-22% nickel, with small additions of silicon and manganese, enabling them to withstand temperatures up to 1200°C under continuous operating conditions while maintaining excellent oxidation resistance and mechanical stability. The ASTM A213 310 seamless condenser pipes are particularly suitable for high-temperature applications such as heat treatment and chemical processing equipment.
Please feel free to email us at info@gneestainless.com. We'd be happy to assist you.

SS 310 pipes Specification:
| Specification | ASTM A213 & Its equivalent ASME, DIN & EN Standard |
| Grades | TP310S; 1.4845 |
| Type | U-bend & Straight seamless tube |
| Outer Diameter | 1/4'' to 2'' or custom size |
| Wall Thickness | BWG25;BWG22;BWG20;BWG18;BWG16;BWG14;BWG12;BWG10 |
| Length | Upto 6 meters or custom cut lengths |
| Delivery Condition | Solution Annealed & Pickled; Bright Annealed |
| Ends | Plain End, Beveled End |
| Other Testing | Product Analysis, Eddy Current Test, Hydrostatic Test, Ultrasonic Test, Flattening Test, Hardness Test, Tensile Test etc. |
| Dimension | All Pipe & Tube Is Manufactured and Inspected / Tested to the Relevant standards including ASTM and ASME |
| Packing | Plywood case/Woven bag in bundle |
Chemical Composition:
| Grade | C | Mn | Si | P | S | Cr | Ni |
| TP310S | 0.08 max | 2.00 max | 1.00 max | 0.045 max | 0.03 max | 24.0-26.0 | 19.0-22.0 |
Mechanical Properties:
| Grade | Tensile Strength, min, ksi (MPa) |
Yield Strength, min, ksi (MPa) |
Elongation in 2 in. or 50mm, min (%) |
Hardness |
Solutioning Temperature, min, °F(°C) |
|
| Rockwell | Brinell/Vickers | |||||
| TP310S | 75(515) | 30(205) | 35 | 90HRB | 192HBW/200HV | 1900(1040) |
Applications:
1.Gas Procesing Industries
2.Petrochemical Industries
3.Power Generation Industries
4.Food Processing Industries
5.Chemical Industries
6.Oil & Gas Industries
7.Fertilizers Industries
8.Suger Industries
SS 310 Tube ASTM A213 Tolerances
| Specification | Allowable Outside Diameter Variation in mm | Allowable Wall Thickness Variation | Exact Length Tolerance in mm | Testing | ||||
| Nominal Diameter | Over | Under | %Over | %Under | Over | Under | ||
| ASTM-A213 TP310 Seamless Boiler Superheater and Heat Exchanger Tubes |
Under 25.4 | .1016 | .1016 | +20 | -0 | 3.175 | 0 | Flattening Test |
| 25.4-38.1 incl | .1524 | .1524 | +22 | -0 | 3.175 | 0 | Tension Test | |
| 38.1-50.8 excl | .2032 | .2032 | +22 | -0 | 3.176 | 0 | Flare Test | |
| 50.8-63.5 excl | .254 | .254 | +2 | -0 | 4.46 | 0 | Hardness Test | |
| 63.5-76.2 excl | .3108 | .3108 | +22 | -0 | 4.76 | 0 | 100% Hydrostatic test | |
| 76.2-101.6 incl | .381 | .381 | +22 | -0 | 4.76 | 0 | Refer to ASTM A-450 | |
Note:
Mill test certificates will be issued according to EN10204.3
All tubes shall be supplied as per applicable ASTM A213 /A213M Specification.
GNEE, with 18 years of experience in pipe manufacturing, is a trusted supplier of stainless steel pipes. The factory not only produces annealed steel pipes in standard sizes but also offers extended lengths of 18 meters and 25 meters to meet diverse customer needs. The factory is fully equipped, including cold rolling mills, smokeless furnaces, immersion tanks, ultrasonic eddy current cleaning machines, and physical and chemical laboratories.
Regarding quality control, GNEE employs a comprehensive quality control process and engages professional MTSCO-certified inspectors throughout the entire production process-before, during, and after production-ensuring reliable product quality for its customers. Furthermore, GNEE products are ISO, PED, and AD2000 certified, demonstrating its strength and reputation in quality.









