Hot-Selling AISI 4130 Alloy Steel Tube - AISI 4140 Alloy Steel Round Bar – Haihui

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We generally believe that one's character decides products' top quality, the details decides products' high-quality ,along with the REALISTIC,EFFICIENT AND INNOVATIVE team spirit for Q195 Oxygen Lance Pipe, WEATHERING STEEL PLATE, Wear Resistant Steel Plate, Now we have established steady and long business relationships with customers from North America, Western Europe, Africa, South America, more than 60 countries and regions.

Hot-Selling AISI 4130 Alloy Steel Tube - 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

4140 Alloy Steel Round Bar3
4140 Alloy Steel Round Bar1
4140 Alloy Steel Round Bar5

C	Si	Mn	P	S	Ni
≤	≤	≤	≤	≤	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.

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Every single member from our large efficiency profits team values customers' requirements and organization communication for Hot-Selling AISI 4130 Alloy Steel Tube - AISI 4140 Alloy Steel Round Bar – Haihui, The product will supply to all over the world, such as: Slovak Republic, azerbaijan, Luxemburg, We believe that good business relationships will lead to mutual benefits and improvement for both parties. We now have established long-term and successful cooperative relationships with many customers through their confidence in our customized services and integrity in doing business. We also enjoy a high reputation through our good performance. Better performance will be expected as our principle of integrity. Devotion and Steadiness will remain as ever.

4140 Alloy Steel Tubing