Seamless pipe,straight weld tubing,galvanized pipe

1.Seamless pipe:

Size: Dia10mm-630mm

Material: 10# - 45# Q345 A, B, C, D 27SiMn 40Cr 40CrMn 20CrMn 30Mn

Executive standard: GB8162 (structural pipe) GB8163 (fluid pipe) GB3087-99

(boiler pipe) GB5310-95 ( boiler pipe for high pressure) GB6479-2000

(fertilizer special pipe) GB9948-88 (petroleum cracked pipe) DIN17175-95

(German standard) ST45.8111 SA106B etc,foreign standard.

2.Straight weld tubing,galvanized pipe;

Size: Dia10mm-630mm

Material: Q195-Q235 16Mn Q345 A, B

3.Welding square pipe/rectangular tube,galvanized square and

Rectangular pipe.

Size: Dia12mm-400mm

Material: Q195-Q235

4.Screw seam two submerged-arc welding pipe

Size: Dia159mm-2200mm

Material: Q235B Q345B