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ASTM A358 TP316L CL1 Stainless Steel Welded Pipe Oil Gas Application

GNEE is a renowned manufacturer and supplier of stainless steel pipes, exporting 10,000 tons of stainless steel seamless and welded pipes annually while strictly ensuring product quality.

 

GNEE supplies ASTM A358 TP316L CL1 stainless steel welded pipes, specifically designed for the demanding conditions of the oil and gas industry. These ultra-low carbon austenitic stainless steel pipes are formed through tungsten inert gas welding (GTAW) or plasma welding processes and treated with full solution annealing + acid pickling. They are suitable for critical applications in oil and gas extraction, gathering, and processing systems, including high-pressure fluid transport pipelines, corrosive medium lines, and subsea oil and gas facility components.

 

The TP316L stainless steel pipe offers enhanced corrosion resistance due to its molybdenum content, while its low carbon content makes it highly suitable for welding. Grade 1 (CL1) indicates that the welded pipes have undergone complete radiographic inspection to ensure weld integrity, making them particularly suitable for sour oilfields, CO₂ injection environments, and deep-sea high-pressure oil and gas platforms, delivering long service life and high reliability.

 

ASTM A358 TP316L CL1 Stainless Steel Welded Pipe
ASTM A358 TP316L CL1 Stainless Steel Welded Pipe
ASTM A358 TP316L CL1 Stainless Steel Pipe
ASTM A358 TP316L CL1 Stainless Steel Pipe

ASTM A358 Pipe specifications

Specifications ASTM A358 / A358M
Type Welded Pipe
Out Diameter 6NB to 1200NB
Standards ASME
Wall Thickness SCH.5, 10, 20, 30, 40, 60, 80, 100, 120, 140, 160, XX, (3 mm to 100 mm Thickness)
Grades ASTM A358 304, 304L, 310S, 316,316L,316H,317L,321,321H, 347, 347H, 904L
Outer diameter size Electric Fusion Welded / EFW / ERW- 8" NB To 110" NB
A358 Pipe Classes (CL) ASTM A358 CL1, CL2, CL3, CL4, CL5
EFW Pipe End Plain Ends / Beveled Ends
Specialized manufacturer of ASME B36.10 ASTM A358 TP304 Class 2 Welded Pipe
Certification NACE MR0175
What's Special No China material

 

Click here to get the ASTM A358 TP316L material list.

 

Chemical Composition Of ASTM A358 TP316L CL1 EFW Pipe

A358 GRADES UNS C Mn P S Si Cr Ni Mo
TP316 S3160 0.08 2.0 0.045 0.030 1.0 16.0-16.8 11.0-14.0 2.0-3.0

Mechanical Properties of ASTM A358 TP316L CL1 round  Pipe

Material Heat
Treatment
Temperure
Min.
º F(º C)
Tensile Strength
Ksi (MPa), Min.
Yield Strength
Ksi (MPa), Min.
Elongation %, Min
TP316 Solution 1900 (1040) 70(485) 25(170) 35

Equivalent grades of ASTM A358 TP316L CL1 Pipe

STANDARD WERKSTOFF NR. UNS JIS BS GOST AFNOR EN
SS 316 1.4401 / 1.4436 S31600 SUS 316 316S31 / 316S33 - Z7CND17-11-02 X5CrNiMo17-12-2 / X3CrNiMo17-13-3
SS 316L 1.4404 / 1.4435 S31603 SUS 316L 316S11 / 316S13 03Ch17N14M3 / 03Ch17N14M2 Z3CND17-11-02 / Z3CND18-14-03 X2CrNiMo17-12-2 / X2CrNiMo18-14-3

 

GNEE strictly adheres to ASTM A358/ASME SA358 standards and offers factory warranty and third-party testing reports (such as NACE MR0175/ISO 15156 compatibility verification, hydrostatic testing, and eddy current testing) to ensure stable and reliable product quality and provide high-performance pipeline solutions for the oil and gas industry.

 

Packaging and Delivery

Item Details
Package Standard export seaworthy package, suitable for all kinds of transportation, or as required by the customer. Each TP316L CL1 stainless steel welded pipes is protected with:
• Water-proof paper wrapping
• Edge protection strips
• Strong wooden pallets or wooden boxes for export
Bulk Size Any customized size can be supplied according to customer requirements.
Loading Port Tianjin Port, Qingdao Port, or any other main seaport in China.
Container Capacity • 1 × 20ft container: Max. load 25 Tons, Max. pipe length 5.8 meters
• 1 × 40ft container: Max. load 25 Tons, Max. pipe length 11.8 meters
Delivery Time 7–15 working days after receiving advance payment or depending on the order quantity.

 

ASTM A358 TP316L CL1 Pipe
 
ASTM A358 TP316L Pipe
 

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