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首頁 > 產品展示 > 液壓支柱管

液壓支柱管

發布日期:21-08-25 10:41:55 訪問次數:1265

液壓支柱管

液壓支柱管-TUBE FOR HYDRAULIC PILLAR SERVICE
  標準 Standard:
  GB/T 17396
  用途Application:
  使用于制造煤礦液壓支架和支柱用無縫鋼管
  It is used for Hydraulic pillars for manufacturing colliery
  主要生產鋼管牌號Main Steel Tube Grades:
  45#, 27SiMn

標準
Standard

GB/T17396
GB8713

Steel Grade
牌號

化學成分Chemical Composition %

C

Si

Mn

P

S

Ni

Cr

Cu

Mo

其他

45

0.42-0.50

0.17-0.37

0.50-0.80

≤0.35

≤0.35

≤0.25

≤0.25

≤0.20

-

-

27SiMn

0.24-0.32

1.10-1.40

1.10-1.40

≤0.35

≤0.35

≤0.25

≤0.25

≤0.20

≤0.15

-

Steel Grade
牌號

機械性能Mechanical Properties

抗拉強度MPa
Tensile Strength

屈服強度MPa
Yield Strength

延伸率%
Elongation

沖擊功J

硬度HBS

45

≥600

≥355

≥16

≥39

≤197

27SiMn

≥980

≥835

≥12

≥39

≤217

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