China New Product Seamless Steel Tube - AISI 4140 Alloy Steel Round Bar – Haihui

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To regularly increase the management program by virtue from the rule of "sincerely, good religion and high quality are the base of enterprise development", we greatly absorb the essence of linked products internationally, and constantly produce new goods to satisfy the calls for of shoppers for Hexagon Steel Pipe, Hexagon Steel Seamless Tube, Structural Steel Tube, We are not satisfied with the present achievements but we are trying best to innovate to meet buyer's more personalized needs. No matter where you are from, we are here to wait for your kind request, and welcom to visit our factory. Choose us, you can meet your reliable supplier.

China New Product Seamless 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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We always believe that one's character decides products' quality, the details decides products' quality ,with the REALISTIC,EFFICIENT AND INNOVATIVE team spirit for China New Product Seamless Steel Tube - AISI 4140 Alloy Steel Round Bar – Haihui, The product will supply to all over the world, such as: Iran, Uruguay, Netherlands, Our products are widely recognized and trusted by users and can meet continuously changing of economic and social needs. We welcome new and old customers from all walks of life to contact us for future business relationships and mutual success!

15CrMo Seamless Steel Tube