ASTM A358 TP316L CL1 Stainless Steel Welded Pipe Oil Gas Application
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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.


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. |









