Seamless steel tube

Hydraulic and pneumatic cylinder with precision seamless steel tube

Hydraulic and pneumatic cylinder with precision seamless steel tube

Hydraulic and pneumatic cylinder with precision seamless steel tube

specifications :cylinder I.D 30-500mm

Wall 2-50mm

material :20# 45# 16Mn 27SiMn 25Mn,ST52,SAE1026

standard :GB/T8713-88 GB/T3639-2000 DIN2391 EN10305

 

delivery status

Cold hard(BK)

Cold drawn+stress relieving(BK+S)

Steel grade

tensile

extension(%)

tensile

yield

extension(%)

20# ≥550 ≥8 ≥520 ≥375 ≥15
45# ≥640 ≥5 ≥600 ≥520 ≥10
16Mn ≥640 ≥5 ≥600 ≥520 ≥14
25Mn ≥640 ≥5 ≥600 ≥510 ≥12
27SiMn ≥840 ≥5 ≥800 ≥720 ≥10
ST45 ≥550 ≥5 ≥520 ≥375 ≥15
ST52 * ≥640 ≥5 ≥600 ≥520 ≥14
SAE1026 ≥640 ≥5 ≥600 ≥510 ≥12
* Low temperature impact test upon request (27J/-20℃)

  :2016-06-02 22:32:55  【】  【