Seamless steel pipe is perforated by the whole round steel,and the steel pipe with no weld on the surface is called seamless steel pipe. Seamless steel pipe is mainly used for petroleum geological drilling pipe, petrochemical cracking pipe,boiler furnace pipe,bearing pipe and high-precision structural steel pipe for automobiles,tractors and aviation.
Paremeter:
|
Standard
|
Grade
|
Tensile strength
|
Yield strength
|
Elongation
|
Impact energy
|
Hardness
|
|
GB3087
|
10
|
335~475
|
≥195
|
≥24
|
/
|
/
|
|
20
|
410~550
|
≥245
|
≥20
|
/
|
/
|
|
GB5310
|
20G
|
410~550
|
≥245
|
≥24
|
≥35
|
/
|
|
20MnG
|
≥415
|
≥240
|
≥22
|
≥35
|
/
|
|
25MnG
|
≥485
|
≥275
|
≥20
|
≥35
|
/
|
|
15CrMoG
|
440~640
|
≥235
|
≥21
|
≥35
|
/
|
|
12Cr2MoG
|
450~600
|
≥280
|
≥20
|
≥35
|
/
|
|
12Cr1MoVG
|
470~640
|
≥255
|
≥21
|
≥35
|
/
|
|
10Cr9Mo1VNb
|
≥585
|
≥415
|
≥20
|
≥35
|
/
|
|
ASMESA106
|
SA106B
|
≥415
|
≥240
|
≥22
|
≥35
|
/
|
|
SA106C
|
≥485
|
≥275
|
≥20
|
≥35
|
/
|
|
ASMESA333
|
SA3331
|
≥380
|
≥205
|
≥28
|
-45℃≥18
|
/
|
|
SA3334
|
≥415
|
≥240
|
≥22
|
-45℃≥18
|
/
|
|
ASMESA335
|
SA335 P11
|
≥415
|
≥205
|
≥22
|
≥35
|
≤163HB
|
|
SA335 P12
|
≥415
|
≥220
|
≥22
|
≥35
|
≤163HB
|
|
SA335 P22
|
≥415
|
≥205
|
≥22
|
≥35
|
≤163HB
|
|
SA335 P5
|
≥415
|
≥205
|
≥22
|
≥35
|
≤187HB
|
|
SA335 P91
|
585~760
|
≥415
|
≥20
|
≥35
|
≤250HB
|
|
SA335 P92
|
≥620
|
≥440
|
≥20
|
≥35
|
250HB
|
Xin Jiyuan is equipped with three production lines,providing us with ample capacity to meet any customer demand. At the same time,we also maintain ample inventory. Regardless of the size of the customer's needs,we can offer stable and dependable inventory support to ensure the smooth operation of their business.
