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ML40Cr ,5140 ,SCr440, 41Cr4 , 1.7035,Alloy Steel CHQ Wire

ML40Cr ,5140 ,SCr440, 41Cr4 , 1.7035,Alloy Steel CHQ Wire
ML40Cr ,5140 ,SCr440, 41Cr4 , 1.7035,Alloy Steel CHQ Wire

Products Grade: ML40Cr ,5140 ,SCr440, 41Cr4 , 1.7035

Specifications: φ0.8-25mm

Applied Standard:  GB/T 6478

Characteristics: This product is mainly used to produce different kinds of fasteners of class 10.9 as well as connecting rod, shaft, pin, mandril etc.

Applications: Common partsHigh strength fastener

Use of Products: ML40Cr is a commen alloy steel.It has characteristics of uniform-chemicalcomposition, low percentage of harmful elements, high purity, slight decarburisation, good surface quality. After spheroidize annealing, this product has characteristics of good cold heading properties ,stable heat-treatment properties and good hardenability..

钢号 Grade 化学成份(Chemical composition)%
C Mn Si S P B Cr Mo Ti Other
ML08AL 0.05-0.10 0.30-0.60 0.1 0.035 0.035 - - - - Al0.020
ML35 0.32-0.39 0.30-0.60 0.1 0.035 0.035 - - - - -
ML20Cr 0.17-0.23 0.60-0.90 0.3 0.035 0.035 - 0.90-1.20 - - Al0.020
ML40Cr 0.38-0.45 0.60-0.90 0.3 0.035 0.035 - 0.90-1.20 - - Al0.020
ML20MnTiB 0.19-0.24 1.30-1.60 0.3 0.035 0.035 0.0005-0.0035 - - 0.04-0.10 Al0.020
ML30CrMo 0.26-0.34 0.60-0.90 0.3 0.035 0.035 - 0.80-1.10 0.15-0.25 - -
ML35CrMo 0.32-0.40 0.60-0.90 0.3 0.035 0.035 - 0.80-1.10 0.15-0.25 - -
ML42CrMo 0.38-0.45 0.60-0.90 0.3 0.035 0.035 - 0.90-1.20 0.15-0.25 - -
ML35CrMoZ 0.33-0.38 0.60-0.85 0.10-0.35 0.3 0.3 - 0.90-1.20 0.15-0.30 - -
ML45Mn2 0.43-0.47 1.50-1.55 0.24-0.28 0.015 0.015 - 0.30 0.15 - Ni0.30;Cu0.25
ML15Cr 0.12-0.16 0.40-0.70 0.17-0.37 0.035 0.035 - 0.70-1.00 0.15 - Ni0.30;Cu0.30

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