aisi 8620 4340 alloy steel/round bar steel 4140 42CrMo

Price: US $ 800 - 900 / Metric Ton
Brand Name: Laigan brand
Model Number: round bar
Country/Region: China
Post Date: May 30,2012

Product Description: aisi 8620 4340 alloy steel/round bar steel 4140 42CrMo


Hot  rolled  steel  round  bar
Dia:20mm-130mm
Length:5800mm
Quality:LF+VD ETC.

Cell Phone:86 18963469097

Hot  rolled steel round bar  4140 42CrMo 

1. Quality: AISI4140

   Dia:12mm-300mm

2. Standard Performed: ASTM A29/A29M-04

  Equal Standard:

America Standard: AISI4140

International Standard: 42CrMo4

Japan Standard: SCM440

Germany Standard: 42CrMo4

3. Chemical composition:

 

Grade

C

Si

Mn

P

S

Cr

Ni

Mo

8620

0.18-0.23

0.15-0.35

0.70-0.90

Max 0.035

Max 0.035

0.40-0.60

0.40-0.70

0.15-0.25

Grade

C

Si

Mn

P

S

Ni

Cr

 Mo

 Cu

 Al

AISI4140

0.38

0.41

0.15

0.35

0.85

1.00

 Max

0.015

 Max

0.040

 Max

0.25

0.80

1.10

0.15

0.25

 Max

0.35

 0.012

 0.030

4.Grade:ASTM A29  4140  42CrMo  SCM440 

Hardness:217HB  

Tensile  strength:1080(110)MPA  

Yield  strength: 930(95)MPA 

elogation:12%  Reduction  of  area:45%   AKV(impact  value):63J

5.Mechanical Property:

Grade:ASTM A29  SAE 8620  SNCM220   

Hardness:197HB  

Tensile  strength:980(100)MPA  

Yield  strength: 785(180)MPA 

elogation:9%  Reduction  of  area:40%   AKV(impact  value):47J

6.Size Tolerance:

Length tolerance: +100mm/-0mm

Side length tolerance: +/-2mm

Straightness:Max 6mm/m

Quality Contation

Both end of each bar must be cut.

Ladle furnanced and vacuum de-gassed

Show heat No. on each bar

 

 

Supplier Details:

Laiwu Le Ren Trade Co., Ltd.

Sales:Ms. Sunny Sun

Contact Phone:86-634-5648999

Main Products:Steel Sheets

Business type:Trading Company, Agent

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