AISI 4130/ JIS SCM430/ DIN 25CrMo4 FORGED ALLOY STEEL BAR

aisi-4130-jis-scm430-din-25crmo4-forged-alloy-steel-bar

 AISI 4130/ JIS SCM430/ DIN 25CrMo4 FORGED ALLOY STEEL BAR

AISI 4130/ JIS SCM430/ DIN 25CrMo4 FORGED ALLOY STEEL BAR is a low-alloy steel containing chromium and molybdenum as strengthening agents. The steel has good strength and toughness, weldability and machinability.

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AISI 4130/ JIS SCM430/ DIN 25CrMo4 FORGED ALLOY STEEL BAR is a low-alloy steel containing chromium and molybdenum as strengthening agents. The steel has good strength and toughness, weldability and machinability.

Similar Grades

Standard Grade Chemical composition (%)
C Si Mn Cr Mo P S

 

GB 30CrMo 0.26-0.34 0.17-0.37 0.40-0.70 0.80-1.10 0.15-0.25 ≤0.035 ≤0.035
AISI 4130 0.28-0.33 0.15-0.35 0.40-0.60 0.80-1.10 0.15-0.25 ≤0.035 ≤0.040
JIS SCM430 0.28-0.33 0.15-0.35 0.60-0.90 0.90-1.20 0.15-0.30 ≤0.030 ≤0.030
DIN 25CrMo4/1.7218 0.22-0.29 ≤0.40 0.60-0.90 0.90-1.20 0.15-0.30 ≤0.025 ≤0.035

 

 AISI 4130/ JIS SCM430/ DIN 25CrMo4 FORGED ALLOY STEEL BAR

Available Size

Forged steel round bar: dia100mm-dia1500mm

Forged flat bar: thickness20mm-400mm, width80mm-1000mm

Forged steel block: 100mm*100mm-1000mm*1000mm

 

Available Heat Treatment

Annealing/Normalizing/Hardening/Tempering/Quenching

Annealing: AISI 4130 steel can be annealed at 843°C (1550°F) followed by air cooling at 482°C (900°F).

Tempering: AISI 4130 steel can be performed at 399 to 566°C (750 to 1050°F), depending on the desired strength level.

Hardening

Hardening of AISI 4130 steel can be done with cold working or heat treatment.

 

Characteristics

  1. High strength and toughness.
  2. High hardenability.
  3. Good heat intensity.
  4. Good machinability, good weldability and can be heat treated.

 

Application

4130 steel alloy is used primarily in the construction of commercial and military aircraft and ground support systems as well as automotive, race cars, off road, hydraulic tools, and machine tool applications. It is an intermediate strength material.

 AISI 4130/ JIS SCM430/ DIN 25CrMo4 FORGED ALLOY STEEL BAR

Delivery Condition

Forged, black surface/ machined surface with customers’ required heat treatment

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