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(%):

5. Equivalent grades:

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

Guangzhou ChangFeng Steel Co., Ltd. is a professional special steel company, which specialized in exporting mould steel products based in China.With twenty years experience in special steel industry, our main products are Plastic Mould Steel, Hot Work Mould Steel, Cold Work Mould Steel, Alloy Structural Steel, Tool Steel, Stainless Steel, Carbon Steel and Forged Block.

To ensure provide high quality products to customers, we have close cooperation with many Chinese first class special steel enterprises, including Baosteel Group, Dongbei Special Steel, Changcheng Special Steel, Hongsheng Heavy Industry, Xingcheng Special Steel, Daye Special Steel. We have thousand tons of stock materials in our own factory and also can provide processing services to customers. We are full of export experience for many years, the product covers America, Germany, France, Italy, Turkey, Singapore, Thailand, Malaysia, Vietnam, Taiwan, and Middle-East.

After years of development, the company has established a complete quality management and export service system. We have a group of experienced and competent elites and is capable of offering the best service to clients. Our company equips with large-sized Vertical saw machines, Horizontal saw machines, Milling machines, Grinding machines and other advanced equipments to provide customers with cutting and other processing services. All the products should be inspected the metallographic analysis, hardness, ultrasonic flaw detection and other strict inspection processes, which meet the standards of DIN, AISI, JIS and GB to ensure their function and quality.

Our company keeps the principle of “sincerely cooperation, endless striving for perfection”. We desire to establish the long-term mutual beneficial and win-win relationship with clients all over the world.