GNEE is a manufacturer, supplier, exporter of ASTM A358 stainless steel welded pipes. ASTM A358 specification covers electric fusion welded austenitic chromium-nickel stainless steel pipes suitable for corrosive or high temperature service or both or general applications.
ASTM A358 pipes are suitable for corrosive, high temperature service and/or general applications.
ASTM A358 electric resistance welded pipes are subject to multiple tests such as radiographic testing, hydrostatic testing, etc. before leaving the factory to ensure that their quality and performance meet the standard requirements.
Products Data
ASTM A358 SS Round Pipe Specification
| Standard | ASTM, DIN, GB, AISI, JIS, ISO, etc other International Standards |
| Dimensions | ASTM, ASME and API |
| Specifications | ASTM A358 / ASME SA 358 – Class 1, Class 2, Class 3, Class 4, Class 5 |
| Material Grade | TP 304, TP 304L/H, TP 304LN, TP 309H, TP 310/S/H, TP 316, TP 316L/H, TP 316TI, TP 317, TP 317L, TP 321/H, TP 347/H, TP 410, TP 446, TP 201, TP 202,TP 904L |
| Size | 1/8″ NB to 24″ NB, 1/4″ OD to 24″ OD |
| Type | Seamless Cold Drawn Tubes, Hot Finished Seamless Pipes, Welded Pipes, Fabricated Pipes |
| Length | Up to 6 meters, custom cut lengths |
| Thickness | 1mm to 20mm, SCH 5/5S, 10/10S, 20/20S, 40/40S, 80/80S, 120/120S, 160/160S as per ANSI B36.19/36.10 |
| Finish | No.1 Pickled Finish, No.4 finish, BA Finish, Electropolished Seamless Pipes |
Products display
Stainless Steel ASTM A358 Pipes

Why Choose GNEE
GNEE has been focusing on manufacturing and selling pipe products, including pipes of stainless steel, carbon steel, alloy steel and duplex steel.
All products strictly meet the standards and pass 100% inspection before shipment, including appearance, size and PMI testing.
Our sales and logistics teams both have more than 16 years of experience, and efficient after-sales service can help you solve the problem of using steel pipes for your project.
If any question,please contact with us freely by E-mail or Telephone.sales@gneetube.com
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FAQ
Q. What are your company's main products?
A: Our main products are stainless steel round tubes/square tubes, etc.
Q. How do you control quality?
A: Factory test certification is provided with shipment, third-party inspection is available.
Q. What are your company's advantages?
A: We have many professionals, technicians, more competitive prices than other stainless steel companies, and better after-sales service.
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