ASTM A671 EFW Welded Carbon Steel Pipe

A671 EFW Steel Pipe
ASTM A671, Standard Specification for Electric-Fusion-Welded Steel Pipe for Atmospheric and Lower Temperatures. Grades shall designate the type of plate used while class shall designate the type of heat treatment performed during pipe manufacture. Class shall be designated as to whether the weld is radiographically examined, and as to whether the pipe is pressure tested.
Plain Carbon steel grades：CA 55, CB 60,CB 65,CB 70 CC 60,CC 65,CC 70
Nickel steel grades: CF 65,CF 70,CF 65,CF 70
Alloy steel grades:CJA 115, CJB 115,CJE 115,CJF 115,CJH 115,CJP 115
O.D：18″-56″（457.2-1422mm）
W.T：0.312″-2″（7.92-50.8mm）
Unit Length：5-12.3 meter
Application:It is mainly used for oil and gas transportation pipelines.

Chemical Composition of A671 Pipes

Mechanical Properties of A671 Pipe

A671 steel Pipe are Fabricated from Pressure Vessel Plate of Several Analysis and Strength Level for Low Temperature Service. We provide A671 CC60, CC65, CC70 Pipe in Class 22, 32 from 18″ to 56″ and wall Thickness up to 50 mm.
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