| Type: | Alloy Steel Bar |
|---|---|
| Special Use: | Mold Steel |
| Alloy Or Not: | Is Alloy |
| Application: | Die Steel Bar |
| Technique: | hot rolled or forged |
| Model Number: | 4140 |
| Brand Name: | songshun |
| Place of Origin: | China (Mainland) |
| Dimensions: | Steel rods: Dia 10mm to 600mm(customized size is acceptable) |
| Standard: | AISI,ASTM,BS,DIN,GB,JIS |
| Steel Grade: | 4130/4140/4340/52100/8620 |
| Name: | China 1.7225 steel Competitive Price 4140 Alloy Steel round bar |
| Shape: | Round bars/Flat bar/Plate |
| Technology: | Hot Rolled/Forged/Clod Drawn |
| Heat treatment: | Annealing/Q+T |
| Surface treatment: | Black/Peeling/Polishing/Machined |
| Delivery condition: | Hot rolled or forged/ Peeled or black surface/annealed or QT |
| Test: | SGS/UT100%/Elements testing |
| Certificate: | ISO/Mill certificate |
| Service: | Sample free |
Quick Details
Specifications
Specification
1. Chromium molybdenum alloy steel .
2. Slightly higher carbon content then 4130.
3. Greater strength and heat treatment.
Application
1. Applications in the oil and gas sector.
2. Connection rods, collets, conveyor pins.
3. Gears, stem assemblies.
4. Pump shafts and tool holders.
Chemical composition
| NAME | C | Si | Mn | P | S | Cr | Mo |
| 4140/1.7225 | 0.38~0.45 | 0.17~0.37 | 0.50~0.8 | ≤0.035 | ≤0.035 | 0.9~1.2 | 0.15-0.25 |
Similar grade
| GB | AISI/ASTM | DIN | JIS |
| 42CrMo | 4140 | 1.7225 | SCM44 |