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YR CM40B
High Cr-Mo Alloy Chromium Plated Steel Rod

Description
Commonly known as "Red Cross". Material: JIS SCM440 / DIN 42CrMo4 / AISI 4140. Cr-Mo alloy steel rod has greater tensile strength, yield strength, and elongation than medium-carbon hard chrome shaft. Thermoechanical treatment can be added. Through heat treatment, induction, the bar achieves high degree of scalability. Applies to piston rod, hydraulic cylinder bar, pneumatic cylinder rod, mechanical guide bar, all kinds of machinery column rod, sport equipment, aerospace engineering, and various types of machinery.

Product Application


Plastic pressing machine

High pressure forming machine

Extruding machine

Specification

Dia Ø
m/m
Dia Ø
m/m
Dia Ø
m/m
6
28
60
8
30
63
10
35
35
13
35.4
70
16
40
75
20
45
80
22.4
50
90
25
50.8
100
25.4
57
 
* Other specifications can be ordered, please kindly contact with us!

Detail

  • Size : Ø6~100mm
  • Length : 2000~7000mm
  • Hard Chrome Thickness : 20Micron ± 5
  • Surface Roughness : Ra0.2~Ra0.4
  • Hardness of Hard Chrome Plated: HV800 (Minimum)
  • OD Accuracy : f8

Application

  • Hydraulic cylinder
  • Pneumatic cylinder
  • Precise machine pipes
  • Agriculture machine
  • Boiler construction
  • Machinery :
    • Stamping machine
    • Punching machine
    • Blow molding machine
    • Plastic injection machine
    • Food machine
    • Forklif
  • Automobiles:
    • Crane
    • Truck
    • Truck lifter
    • Shock absorber of car, motorcycle, bicycle
  • Furniture: gas spring
  • Sport equipments
  • Medical equipments
  • Door closer
  • Jack
  • Tie bars

Material

Material No.
Similar International Grade
Suitable for
1.7225
DIN 42CrMo4 / CNS SCM440 / GB 42CrMoA / BS CFS10CMo (42CrMo4) / JIS SCM440 / AISI 4140 / ISO 42CrMo4 / Γ38XM (40XMA)
∨Machinery
∨Automobile
∨Machine parts
* Above similar steel grades are only for your reference, please kindly refer to each standard for further differences.
* You may order ground bars, bright bars under this material!