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ASTM A312 TP316L Large Outside Stainless Steel Pipe

Oct 21, 2025

ASTM A312 TP316L is a grade of pipe. GNEE is a large supplier of a wide variety of ASTM A312 TP316L pipe. We produce pipe in various sizes and diameters. Equivalent ASTM A312 TP316L products are available on the market, but our ASME A312 TP316L products are unique in that they can also be used in sub-zero temperatures. Our A312 TP316L stainless steel pipes range in size from small to medium. We also offer custom ASTM A312 TP316L seamless pipes.


Our 316L seamless stainless steel pipe products are used in marine and offshore applications, seawater purification systems, and wastewater management. The pipes come in different sizes to accommodate varying diameters and wall thicknesses. 316L No. 40 stainless steel pipe falls into the medium-pressure range, while 316L No. 10 stainless steel pipe has a relatively thin wall thickness. Our 316L seamless No. 40 pipe is one of the most commonly used pipes in the oil and gas industry. Our electric resistance-welded SS 316L Erw pipe is even stronger and more durable. We also offer 316L square tubing for structural applications and increased strength. Contact us for a free quote.

316L seamless stainless steel pipe

ASTM A312 TP 316L Stainless Steel Pipe Specifications

Sr. No.

Material

Size

Sch.

Specification

1

ASTM A312 Stainless Steel 316L Seamless Pipe

15 NB
To
300 NB

Sch. 5s
Sch. 10s
Sch. 40s
Sch. 80s
Sch. 160s
Sch. XXS

ASTM A-312

2

ASTM A312 Stainless Steel 316L Welded (ERW) Pipe

15 NB
To
300 NB

Sch. 5s
Sch. 10
Sch. 40s &
Sch. 80s

ASTM A-312

3

ASTM A358 Stainless Steel 316L Welded (ERW) Pipe

150 NB
To
600 NB

Sch. 5s
Sch. 10s
Sch. 40s &
Sch. 80s

ASTM A-358

Tubing Schedule: SCH20, SCH30, SCH40, STD, SCH80, XS, SCH60, SCH80, SCH120, SCH140, SCH160, XXS
Tubing Type : Seamless / ERW / Welded / Fabricated / LSAW Pipes
Form : Round, Square, Rectangular, Hydraulic Etc.
Length : Single Random, Double Random & Cut Length.
Tubing End : Plain End, Beveled End, Treaded.

 

ASTM A312 TP316L Chemical Composition

Grade C Si Mn Cr Ni Mo S P
TP316L 0,035 1,0 2 16 – 18 10 – 15 2 – 3 0,03 0,045

 

ASTM A312 TP316L Mechanical Properties

Grade Tensile Strength(Mpa) Yield Point(Mpa) Elongation(%)
316L 485 170 35

 

Common applications
Chemical and petrochemical industries
Oil and gas extraction and refining
Power generation
Food and beverage processing
Pharmaceutical manufacturing
Marine and water treatment systems

 

ASTM A312 TP 316L Pipe Quality Control
ASTM A312 TP316L pipe dimensional tolerance should be confirmed to above table, tight tolerance is often offered doe special requirement, mechanical tests should be performed in accordance with ASTM A312, flare for seamless pipes, flange and reverse flatten for welded pipes.

 

Packaging and Marking:
Packaged in bales or laminated wooden crates, wrapped in plastic, and appropriately protected to ensure seaworthiness for transport, or as required.
Marking must comply with Specification A1016/A1016M. Marking must include information on whether the pipe is hot-finished or cold-finished, including but not limited to: standard, grade, size, heat number, and batch number.

ASTM A312 TP316L Large Outside Stainless Steel Pipe


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