Hydraulic Prop Pipe

Hydraulic Prop Pipe
Hydraulic Prop Pipe
Hydraulic Prop Pipe
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    Grade and Manufacturing Specification of Seamless Steel Pipe for Hydraulic Prop
    No. Grade Specification Executive Standard
    Outer Diameter/mm Wall Thickness/mm Economical Length/m
    1 20 10 ~ 127
    42 ~ 114.3
    73 ~ 180
    68 ~ 260
    168 ~ 368
    318 ~ 720
    1 ~ 20
    3.5 ~ 12
    4 ~ 22
    10 ~ 55
    6 ~ 42
    14 ~ 120
    6 ~ 12
    6 ~ 12
    6 ~ 12
    6 ~ 12
    6 ~ 12
    4 ~ 12
    GB/T17396 or Technical Protocol
    2 35
    3 45
    4 27SiMn
    5 30CrMnSi
    6 30CrMnSiA
    7 26MnNbTi
    8 27SiMn 42 ~ 127
    42 ~ 114.3
    73 ~ 180
    68 ~ 260
    168 ~ 368
    318 ~ 720
    4 ~ 20
    4 ~ 12
    4 ~ 22
    10 ~ 30
    6 ~ 30
    14 ~ 35
    6 ~ 12
    6 ~ 12
    6 ~ 12
    6 ~ 12
    6 ~ 12
    4 ~ 12
    9 26MnNbTi
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