2022 China New Design Q235B Carbon Steel Sheet - AISI 4140 Alloy Steel Round Bar – Haihui
Short Description:
2022 China New Design Q235B Carbon Steel Sheet - AISI 4140 Alloy Steel Round Bar – Haihui Detail:
Specifications: ASTM A331, A108-13, AISI 4140
Applications: shafts, axles, bolts, sprockets, piston rods, rams, etc.
Workability: Moderate to Weld, Cut and Machine.
Mechanical Properties: Brinell = 197-212, Tensile = 95ksi



|
C |
Si |
Mn |
P |
S |
Ni |
|
≤ |
≤ |
≤ |
≤ |
≤ |
|
|
– |
0.09 |
0.75-1.05 |
0.04- 0.09 |
0.26-0.35 |
|
|
Mo |
Al |
Cu |
Nb |
Ti |
Ce |
|
– |
– |
– |
– |
– |
– |
|
N |
Co |
Pb |
B |
Other |
– |
|
– |
– |
– |
– |
– |
– |
|
Quantity |
Value |
Unit |
|
Thermal expansion |
10 – 10 |
e-6/K |
|
Thermal conductivity |
25 – 25 |
W/m.K |
|
Specific heat |
460 – 460 |
J/kg.K |
|
Melting temperature |
1450 – 1510 |
°C |
|
Density |
7700 – 7700 |
kg/m3 |
|
Resistivity |
0.55 – 0.55 |
Ohm.mm2/m |
The company’s annual sales amount is more than 10 million yuan. Through the global sales network, the products sell well in domestic and foreign markets, Haihui Steel has exported steel products to over 30 countries in the world. Our products are marketed widely all over the country and exported to North American, Europe, Middle East, South American, Southeast Asia, Africa, Australia etc and get highly appreciated for our quality and service.
Business Purpose: Quality is superior, Service is supreme, Reputation is first, all kinds of high-quality products recommended to the community, service in all enterprises.
Service Commitment: To provide quality steel pipe and related products, comply with the highest ethical standards, strive to provide unique products and high standards of service.
Company Adhering To: “Customer first, forge ahead with determination” business philosophy, adhere to the “customer first” principle to provide quality services for our customers.
Product detail pictures:





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We believe in: Innovation is our soul and spirit. Quality is our life. Customer need is our God for 2022 China New Design Q235B Carbon Steel Sheet - AISI 4140 Alloy Steel Round Bar – Haihui, The product will supply to all over the world, such as: Portugal, United Arab Emirates, Suriname, With a fully integrated operation system, our company has won a good fame for our high quality goods, reasonable prices and good services. Meanwhile, we have established a strict quality management system conducted in material incoming, processing and delivery. Abiding by the principle of "Credit first and customer supremacy", we sincerely welcome clients from home and abroad to cooperate with us and advance together to create a brilliant future.
This manufacturers not only respected our choice and requirements, but also gave us a lot of good suggestions, ultimately, we successfully completed the procurement tasks.




