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Quick Details

  • Steel Grade: JIS SCM430
  • Standard: AISI, ASTM, BS, DIN, GB, JIS
  • Dimensions: 10mm-350mm
  • Place of Origin: Shanghai, China (Mainland)
  • Brand Name: Unite Steel
  • Model Number: Round bar
  • Technique: Hot Rolled
  • Application: Structural Steel Bar
  • Alloy Or Not: Is Alloy
  • Special Use: Mold Steel
  • Type: Alloy Steel Bar
  • PROCESS: LD+LF+VOD+CC+HOT ROLLED+CUT+SLOW COOLING+STRAIGHTENED
  • INSPECTION: 100% Ultrasonic according to the test standards:SEP1921-84
  • Delivery condition: Annealed/hot rolled/cold drawn/quenched&tempered
  • Surface: Machined/peeled/polished/turned
  • Shape: Round Section
  • Certificate: ISO/BV/SGS/MTC

Packaging & Delivery

Packaging Details Seaworthy package or as your requirements.
Delivery Time Within 15-45 days

hot rolled bar JIS SCM430

Product Description

 

 

1. RELATED SPECIFICATIONS:

 

USA

AISI 4130

ASTM A29/A29M-91 4130

SAE 4130

Japan

SCM430/SCM2

Germany

DIN(W-Nr) 34CrMo4(1.7220)

Great Britain

/

France

 NF 30CD4

 

 

2. TYPICAL CHEMICAL ANALYSIS:

hot rolled bar JIS SCM430  

 Elements Carbon Manganese Silicon Chromium     Molybdenum Phosphorus SulfurCuprum 
JIS SCM430 0.38-0.45 0.50-0.80 0.17-0.37 0.90-1.20        0.15-0.25 0.035 max 0.035 max 0.25 max

Note: Aboved data is based on GB 42CrMo, Chemical compositions can be adjusted according to your requirements.

 

3. HEAT TREATMENT CONDITION AND MECHANICAL PROPERTIES:

hot rolled bar JIS SCM430

 Heat Treatment

Mechanical Properties

Hardness

Normalizing

Quenching

Tempering

Tensile
Strength
   (Mpa)

Yield Point 

    (Mpa)

Elongation

      (%)

Reduction of area

      (%)

Impact Absorbing 

Energy    (J)

Before Heat 

Treatment (HB)

  Celsius Degree

   MIN

MAX

/

880

540

930

785

12

50

63

229

 

4. SIZE RANGE:

Diameter:10-350mm

Length:200-1300mm(cut as your requirement)

 

Our Services

 

5.  CERTIFICATE OF QUALITY :

Issued in English , in addition the normal terms, production process, the mechanical property (yield strength,tensile strength, elongation and hardness. forged ratio, UT test result,Grain size, heat treatment methods and the sample of is shown on the certificate of quality.

 

6. MARKING :

Heat No. will be cold stamped and steel grade, diameter (mm)length(mm) and the manufacture Logo and weight(KG) is painted.

 

Packaging & Shipping

 

7. PACKAGE AND DELIVERY:

Seaworthy package or as your requirments;

10-25 days after confirmed.

 

Company Information

 

 

 

 

 

 

 

 

 

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