ASTM 4135 has high static strength, impact toughness and high fatigue limit, higher hardenability than 40Cr, high creep strength and endurance strength at high temperature, and long-term working temperature up to 500 ℃; Medium plasticity and poor weldability during cold deformation.
Supply Form & Size
Form of Supply | Size(mm) | Length(mm) |
Round bar | 6.0mm-1200mm | 2.5m-10m |
Chemical Composition&Related Specifications
Grade | C | Si | Mn | P | S | Cr | Mo |
4135 | 0.33~0.38 | 0.15~0.35 | 0.70~0.90 | ≤0.035 | ≤0.040 | 0.80~1.10 | 0.15~0.25 |
Brand comparison table
AISI/SAE | DIN/EN | BS | JIS/KS | China |
4135 | 34CrMo4(1.7220) | 34CrMo4(1.7220) | SCM435 | 35CrMo |