DIN Wn-R 1.7255 / 42CrMo4/42CrMo/AISI4140 Hot Rolled Steel Plates/Round Bars/Flat Bar

Product Details
Customization: Available
Type: Steel Plate
Standard: ASTM, AISI, GB, JIS, BS
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  • DIN Wn-R 1.7255 / 42CrMo4/42CrMo/AISI4140 Hot Rolled Steel Plates/Round Bars/Flat Bar
  • DIN Wn-R 1.7255 / 42CrMo4/42CrMo/AISI4140 Hot Rolled Steel Plates/Round Bars/Flat Bar
  • DIN Wn-R 1.7255 / 42CrMo4/42CrMo/AISI4140 Hot Rolled Steel Plates/Round Bars/Flat Bar
  • DIN Wn-R 1.7255 / 42CrMo4/42CrMo/AISI4140 Hot Rolled Steel Plates/Round Bars/Flat Bar
  • DIN Wn-R 1.7255 / 42CrMo4/42CrMo/AISI4140 Hot Rolled Steel Plates/Round Bars/Flat Bar
  • DIN Wn-R 1.7255 / 42CrMo4/42CrMo/AISI4140 Hot Rolled Steel Plates/Round Bars/Flat Bar
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Basic Info.

Model NO.
42CrMo
Surface Treatment
Rough Turning
Technique
Hot Rolled
Application
Mold & Dies, Ship Plate, Boiler Plate, Container Plate, Flange Plate
Special Use
Cutting Tools, Measuring Tools, Cutters in Common Steel, Wear Resistant Steel, Silicon Steel
Stock
Stock
Specification
R: dia10-610mm; F20-300X100-610mm
Trademark
Bozhong
Origin
China
Production Capacity
50000tons/Month

Product Description

ISI 4140 Alloy steel material stockholders and suppliers from China-OTAI SPECIAL STEEL . we have more 16 years experience in 4140 steel plate, round bar, flat bar, square supply.AISI 4140 alloy steel is chromium, molybdenum, manganese containing low alloy steel. It has high fatigue strength, abrasion and impact resistance, toughness, and torsional strength. The following datasheet gives an overview of AISI 4140 alloy steel.

4140 alloy steel material is a high quality Quenched and Tempered Alloy Structural steel, It belong to the high quality medium carbon alloy steel, Oil Quenched & Tempered Hardenss is 28-34 HRC.4140 Annealing delivery hardenss less than 250HB.
 

1. SAE AISI 4140 steel Form of Supply

ASTM / AISI 4140 Alloy structural steel, we can supply the round bar, steel flat bar, plate, hexagonal steel bar and square, block. 4140 alloy steel Round bar can be cut to your required lengths as one offs or multiple cut pieces. Rectangular pieces can be cut from flat bar or plate to your specific sizes. Ground tool steel bar can be supply, providing a quality precision finished bar to tight tolerances.

 

2. AISI 4140 equivalent material

  • JAPAN : JIS SCM440 alloy steel 
  • GERMANY: DIN WN-r 1.7255 / 42CrMo4 steel alloy
  • CHINA :  GB 42CrMo steel
  • BRITISH: BS 708M40
 

3. AISI 4140 alloy steel Chemical composition

ASTM A29/29M C Si Mn Cr Mo P S
4140 0.38~0.43 0.15~0.35 0.75~1.00 0.80~1.10 0.15~0.25 ≤0.035 ≤0.040
DIN WN-r C Si Mn Cr Mo P S
1.7225 0.38~0.45  ≤0.40 0.60~0.90 0.90~1.20 0.15~0.30 ≤0.035 ≤0.035
GB/T C Si Mn Cr Mo P S
42CrMo 0.38~0.45 0.17~0.37 0.50~0.80 0.90~1.20 0.15~0.25 ≤0.030 ≤0.030
BS C Si Mn Cr Mo P S
708M40 0.36~0.44 0.10~0.35 0.70~1.00 0.90~1.20 0.15~0.25 ≤0.035 ≤0.035
JIS C Si Mn Cr Mo P S
SCM440 0.38~0.43 0.15~0.35 0.60~0.85 0.90~1.20 0.15~0.30 ≤0.030 ≤0.030
 

4. Applications

DIN 4140 Tool steel is a alloy structural steel, 4140 is used for engineering structural, like high tensile shafts, bolts and nuts, gears, pinions and spindles. Locomotive traction with the big gear, supercharger drive gear, pressure vessel, rear axle, gear load of connecting rod and a spring clip,4140 can also be used to under 2000 m deep well of oil drill pipe joint and the fishing tool, and can be used for bending machine mould, etc

 

5. Supply Size range

Hot Rolled 4140 steel bar: Ø5mm-200mm

Forging 4140 steel bar: Ø140mm-3000mm

Hot rolled 4140 steel plate: Thickness 10mm-200mm x width 100-2300mm

Forged 4140 material steel plate: Thickness 150-1500mm x Width 100 x 3000mm

Others 4140 material have not specified size, pls contact our experienced sales team.

DIN Wn-R 1.7255 / 42CrMo4/42CrMo/AISI4140 Hot Rolled Steel Plates/Round Bars/Flat BarDIN Wn-R 1.7255 / 42CrMo4/42CrMo/AISI4140 Hot Rolled Steel Plates/Round Bars/Flat BarDIN Wn-R 1.7255 / 42CrMo4/42CrMo/AISI4140 Hot Rolled Steel Plates/Round Bars/Flat BarDIN Wn-R 1.7255 / 42CrMo4/42CrMo/AISI4140 Hot Rolled Steel Plates/Round Bars/Flat BarDIN Wn-R 1.7255 / 42CrMo4/42CrMo/AISI4140 Hot Rolled Steel Plates/Round Bars/Flat BarDIN Wn-R 1.7255 / 42CrMo4/42CrMo/AISI4140 Hot Rolled Steel Plates/Round Bars/Flat Bar
 

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