Item

Material

Standard

Specification

(OD*WT)mm

Usage

 Alloy steel pipe

 Cr5Mo

 15CrMo

12Cr1MoV P11/22 T91,P91,P9,

T9 Wb36

42CrMo4/4140/SCM 440

alloy steel seamless pipe

GB5310-95 GB9948-88

ASTMA335/A335M

ASTMA213/213M

DIN17175-79

JISG3467-88

JISG3458-88

16-824*2-100

The seamless steal pipes

features resistance to high presure,

high/low temperature and

corrosion ano is used in

the industries of petroleum,chemical

engineering and. Electric

pwer as well as boiler

High-pressure

boiler pipe

15CrMoG

12Cr1MoVG

20G,A106,

ST 45-8

GB5310-95

ASTM A 106-99

DIN17175-79

14-830*2-80

Temperature-resistant

seamless steel pipe

far high-pressure boiler

Seamless pipes for petroleum

20, 12CrMo,

15CrMo, Cr5Mo, Cr9Mo

GB9948-88

10-530*1.5-36

Boiler pipes for refinery,

heatexchangeing pipes,

seamless steel pipes for pipeline

High-pressure

Seamless pipes for

fertilizer making equipment

20, 16Mn,

Q345

GB6479-2000

18-530*3-40

Fertilizer making

equipment and pipe line

Low and mediun

pressure boiled pipe

10,20

GB3087-1999

10-530*2-40

Over-heat pipe for low and

medium pressure boiler,boilling water pipe,locomotive

somke pipe(big and small)

Fluid pipe

20, Q345

GB/T8163-1999

8-630*1.0-40

Fluid feeding

Structural pipe

10,20,35,45, 16Mn,Q345B

GB/T8162-1999

6-1020*1.5-100

For commom structure

Line pipe

Gr..B

API5 L/CT

21.3-813*1.5-40

Carrying gas,water or oil in

the industries of petroleum

and natural gas

Hydraulic prop pipe

27SiMn

GB/T17396-1998

70-377*9-40

Hydraulic support and prop