Company Name

Hunan Bestar Steel Co., Ltd.

Products

Structural pipe

Specification Description

Chinese

English

Outside Diameter

Wall Thickness

Outside Diameter

Wall Thickness

21.3mm-457mm

2mm-38mm

1/2″-18″

SCH 10-XXS

Material and Standard

Item

Chinese Standard

American Standard

German Standard

1

10#

ASTM A53-A

ASTM A106-A

ASTM A179-C

ASTM A226

St37

St37-2

St35.8

DIN 1626

DIN17175

DIN1629/4

2

20#

ASTM A106-B

ASTM A53-B

ASTM A178-C

St45-8

St42-2

St45-4

DIN 17175

DIN1626

DIN1629/4

3

45#

ASTM 1045

CK45

4

16Mn

ASTM A210-C

St52.4

St52

DIN1629/4

DIN1629/3

5

37Mn5

API J55, K55

Note

1

Packing: varnished painting, plastic caps, beveled ends or as per required

2

Payment: T/T in advance, L/C at sight

3

Usage: structure, casing and tubing for oil field, delivering liquid and gas, ordinary use and etc.