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Outside DiameterWall 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 16 26
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.