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Welded Steel Pipe ERW SSAW LSAW DSAW

Welded steel pipe is a type of steel pipes,the other type is seamless steel pipe (SMLS).Welded steel pipes also can divided into ERW,SSAW,LASW,DSAW.

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Welded pipes are manufactured by flat steel plate,the pipe’s body has a weld seam.Welded pipes has different types:ERW, SSAW, LSAW, DSAW.The material of welded pipe can be carbon steel,alloy steel and stainless steel pipe.

 

Carbon steel

Carbon steel is an iron carbon alloy with carbon content of 0.0218% ~ 2.11%. Also called carbon steel.

 

Alloy steel

In addition to iron and carbon, other alloy elements are added to steel, which is called alloy steel.

 

Stainless Steel

Stainless steel is the abbreviation of stainless and acid resistant steel. Steel resistant to weak corrosive media such as air, steam and water or stainless steel is called stainless steel.

 

SPECIFICATION

Type Seamless and Welded Pipe
Size Range 1/8″- 48″ / DN6 – 1200
Thickness Schedule SCH 10,SCH 10S, SCH 20, SCH 40,SCH 40S, STD, XS,SCH 80, SCH 80S, SCH 100, SCH 120, SCH 160, XXS
Length 6m or 12 m or Random
Standard ASME B36.10M, ASME B36.19M
Surface Treatment Blasting & Painting , Epoxy Powder FBE, 2PE, 3PE Coating,Mirror, Polish
Carbon Steel Grade ASTM A106B / A53, API 5L B / X42 / 46 / 52 / 56 / 60 / 65 / 70, A333 GR 6
Alloy Steel Grade ASTM A335 P11 / P12 / P 5 / P9 / P91 / P92, A213 T11 / T12 / T22 / T5 / T9 / T91 / T92. 15CrMoG, 12Cr1MoVG, 12Cr5Mo, 1Cr5Mo, Cr9Mo, 10CrMo910, 12CrMo4-5
Stainless Steel Grade ASTM A312 TP304/304L/304H, 316/316L, 310S, 317, 347, 904L, S32205, S31803, 32750, 32760, S32550

 

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