Guangzhou Changfeng Steel Co., LTD
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40Cr SAE5140 1.7035 SCr440 Steel Round Bar for mechchanical
40Cr SAE5140 1.7035 SCr440 Steel Round Bar for mechchanical With Length 3-6mm
1. Main Application
After hardening & tempering, applied to use in the manufacture withsatand loads and moderate speeds mechanical parts, such as automotive steering knuchles, and rear axle gears, shafts, worm, spline shaft, sets and other tools on top.
2. Delivery condition
Hot rolled or forged, black surface
Hardness: annealed<207HB
3. Characteristics
40Cr(5140) steel is belong to Medium carbon steel with hardening and tempering, cold heading steel. Easy processing, after proper heat treatment can obtain a certain toughness, plasticity and abrasion resistance.
4. Chemical composition(%):
| C | Si | Mn | Cr | P | S |
| 0.37-0.44 | 0.17-0.37 | 0.50-0.80 | 0.80-1.10 | ≤0.035 | ≤0.035 |
5. Equivalent grades:
| GB(China) | DIN(German) | AISI(USA) | JIS(Japan) |
| 40Cr | 1.7035 | SAE5140 | SCr440 |
6. Delivery time:
For abundant stock, 15-20 days.
For customized products, 30-50 days.
FAQ:
Q: Are you a manufacturer or merely a trader?
A: We are trading company act as exporting Steel Products with our own factory,
we can manufacture the products as in cutomer's requirement,wholesale and retail all kinds of domestic mould steel,the price we offered is very competitive compared with other agents.
Q: How do you guarantee the quality of your product?
A: Firstly, we can provide the certificates from the third party, such as SGS, CE,ISO if you need. Secondly, we have a complete set of inspection system and every process is checked by QC. Quality is the lifeline of enterprise survival. Third,the products we export are mainly from ShaGang group, WenFeng group, XingCheng group, DongTe group,DaYe and so on, the quality are certained.
Warehous
Processing
Strict Quality Control