Outer diameter

ERW / HFW

LSAW / DSAW

SSAW 

   1/8 - 20 inch

 (10.3 - 508 mm)

   12~56inch          (310 - 1,420mm)

    8 - 126 inch

(219.1 - 3,200 mm)

Wall thickness

0.4 - 16 mm

6.0 - 60 mm

6.0 - 26 mm

Length

5.8 ~ 12.0 m or upon customers' requirements

Standard

GB/T 3091, GB/T 13793,

ASTM A252, ASTM A53, ASTM A500,

EN 10210, EN 10219,

API 5L,

DIN 1626/1615, DIN 17120, etc.

Grade

SS400, Q235, Q345, Q460,

A572 Gr.50, Gr.1/Gr.2/Gr.3,

S235, S275, S355,

Grade A/B, X42, X52, X60, X70, etc.

Surface

Prime quality (bared, oiled, color paint, 3LPE, or other anti-corrosive treatment)

Black painting, varnish paint, anti rust oil, hot galvanized, cold galvanized, 3PE,etc.

Inspection

With Chemical Composition and Mechanical Properties Analysis; Dimensional and Visual Inspection, also with Nondestructive Inspection.

Application

structure, electric power transmission tower projects, piling, water, oil & gas pipeline engineering, mechanical industry, municipal projects, roads and its auxiliary facilities, etc.

Packing

Standard export, in bulk / bundles / nylon fabric bags with seaworthy packing; or according to customers' requestments.