Specification Description

Chinese

English

Outside Diameter

Wall Thickness

Outside Diameter

Wall Thickness

22mm-457mm

2mm-45mm

1/2"--18"

SCH 10-XXS

Matergt;Material and Standard

Item

Chinese Standard

American Standard

German Standard

1

10#

A53-A

St37

DIN 1626

A106-A

St37-2

DIN17175

A179-C

St35.8

DIN17175

2

20#

A106-B

St45.8

DIN 17175

A53-B

St42.2

DIN1626

A178-C

St45.4

DIN1629

3

45#

ASTM A1045

CK45

16Mn

A210-C

St52.4

DIN1629/4

St52

DIN1629/3

Note

Length: the max is 12m or as customers' required

Payment: 30%T/T and 70% L/C or negotiation

Tolerance: meet the standard.

Surface: oiled or black painted to prevent rust

Standard: ASTM  A53Gr.B  A106Gr.B DIN JIS or GB standard

Protection: supply varnish coating, bevquot;>Protection: supply varnish coating, bevel end, plastic cap.

Packing:Bundle,bulk in container or as per customers' requirements

Application:The products are widely used in structure, casing and tubing for oil field, delivering liquid and gas ,fertilizer, petroleum, centra-station, boiler, power station, shiping military, chemical industry, environment protection, traffic, food industry, medical equipement and so on.