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ASTM A671 Steel Pipe for Atmospheric and Lower Temperatures

ASTM A671 steel specification covers LSAW steel pipeline with filler metal added, fabricated from pressure vessel quality plate of several analyses and strength levels and suitable for high-pressure service at atmospheric and lower temperatures. specification ASTM A671 nominally covers pipe 16 in.(405 mm) in outside diameter or larger and of 1/4 in. (6.4 mm) wall thickness or greater.Pipe having other dimensions may be furnished provided it complies with all other requirements of this specification.

ASTM A671 LSAW Pipeline Specification:

Product Line

JCOE LSAW steel pipeline

Outer Diameter (OD)

457mm-1524mm (16”-56”)

Wall Thickness (W/T)


Length (L)



CA55,CB60, CB65,CB70,CC60,CC65,CC70, CD70, CD80, CF65, CF70, CF66, CF71, CG100, CH100, CJ101, CJ102,CJ103, CJ104, CJ105, CJ106, CJ107, CJ108, CJ109, CJ110, CJ111, CJ112, CJ113, CK75, CP65, CP75



Annual Output

150,000 tons/year

ASTM A671 LSAW Pipeline Application

The ASTM A671 LSAW/ERW steel Pipelines are mainly used as long distance transportation pipeline for oil, gas,liquid coal etc. on land and offshore. And also can be applied as construction pipes on offshore platform, power station, petrochemistry and city construction etc.

BBN steel is mainly exporting to Europe, America, Southeast Asia, the Middle East, South America, Africa, and other countries. We always provede with excellent quality and competitive prices of ASTM A671 LSAW steel pipeline. If you believe in our offered ASTM A671 steel pipeline, pls contact us.