ERW pipe

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Basic Info

Payment Type:	T/T,L/C

Product Description

Outer diameters: 21.3-630mm

Wall thicknesses: 1.5-14mm

Lengths: 5-18m

Usage: line pipe, casing and tubing, fluid pipe, water delivery, heating pipe, power pipe, structure pipe, scaffold, piling pipe

Manufacture processes: raw material test, uncoiling, strip leveling, end cutting, end shearing and welding, accumulator, forming, telepathy welding, seam heat treatment, air/water cooling, body/seam UT, sizing straightening, cutting, visual and dimension inspection, hydraulic test, end beveling, flatten test, seam/end UT, length-measuring and weighing, coating-marking, storage

Ends processing beveled or plain end

Surface processes: