ASTM A312 TP316L Stainless Steel Welded Pipe
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ASTM A312 TP316L is the standard specification for seamless, welded, and heavily cold-worked austenitic stainless steel pipes. It specifically covers welded pipes intended for general corrosive environments and low-temperature/high-temperature applications.
TP316L large-diameter stainless steel welded pipes can be customized with diameters ranging from φ150 to φ4500 (circular pipes) and wall thicknesses of 3–60 mm. The pipe surfaces can be treated with inner/outer polishing, sandblasting, shot blasting, seamless finishing, or passivation.


ASTM A312 TP316L steel Pipe Specification
| ASTM A312 TP316L Stainless Steel Pipe | |
| ANSI/ ASME B36.19M, ANSI/ ASME B36.10M | |
| 100% X Ray Welded, CDW, ERW, Welded, Seamless, Fabricated | |
| 2B, No.4, No.1, No.8 Mirror Finish or custom Finish as per customer Requirements | |
| ASTM A312 TP316L Wall Thickness | SCH 5, SCH10, SCH 40, SCH 80, SCH 80S, SCH 160, SCH XXS, SCH XS |
Chemical Composition of ASTM A312 TP316L Large Diameter Stainless Steel Welded Pipe
| C | P | S | ||||||
| TP316L | 10.0 | 16.0 | ||||||
| 14.0 | 18.0 | 1.0 | 2.0 | 0.035 | 0.045 | 0.03 |
Mechanical Properies of ASTM A312 TP316L Welded Pipe
| TP316L | >=70(485) | >=25(170) | >=35 |
GNEE specializes in the production of stainless steel welded pipes, providing high-quality products in 304, 201 and 316L models. Complete specifications, including large and small diameter types. Welded steel pipes are made of high-quality materials and undergo strict process flow, with stable and reliable quality.please contact us for a quote!Email: info@gneestainless.com
Packaging: Moisture-proof and shock-proof packaging is used, and wooden pallets or plastic wrap are used for safe transportation.
Delivery Time: Standard delivery time for in-stock products is 7-15 days; custom orders are 20-30 days.
Minimum Order Quantity (MOQ): 500 kg (smaller quantities may be considered for sample orders).
Payment: T/T, L/C, or flexible payment options for long-term customers.








