Markets: |
North America,South America,Eastern Europe,Southeast Asia,Oceania,Mid East,Eastern Asia,Western Europe |
Ultrasonic Test: |
Sep1921 Class C/C. |
Deformation Temperature: |
Hot Forging |
Molding Style: |
Forging |
Molding Technics: |
Pressure Casting |
Casting Method: |
Special Casting |
Product Description
Hot forged round bars
Grade: SNCM439
Similar grade: SAE4340, 34CrNiMo6, 718M40
Steel Ingot: EAF+LF+VD
Chemical compostion:
C: 0.36/0.43; Si: 0.15-0.35; Mn: 0.60/0.90; P: Max 0.025; S: 0.020/0.035;
Cr: 0.60/1.00, Mo: 0.15/0.30; Ni: 1.60/2.00; Al: 0.02/0.05;
Standard: JIS
Grain Size: 6-8
Brinell Hardness: Quenched and tempered: 280HB-320HB
Delivery condition: Hot forged +Normalizing/Annealing+Rough Turned+ Quenching+ Tempering, .
Or Only forged of black surface bars.
Size: 90mm-800mm
Size tolerance: -0/+10mm;
Deviation: Max. 2%, Corner " R": 3-5mm, Max ( Aiming Shape Corner )
Length: 4.0m and up(Or fix length according the customer requirement).
Ultrasonic test: According to SEP 1921 C/c, D/d, E/e, A388 or GB/T 6402
Cut both ends
Other Steel Grade:
Carbon Steel: S20C, S26C, S35C, S45C, S50C, S55C, S60C;
Alloy Steel: SCM440, SCM420, SCM435, SCM415, SNCM220, SNCM439, SACM 645;
Tool Steel: SKD61.
Manufacturer: Jiangsu Zhuhong Forging Co., Ltd
Jiangsu Zhuhong Forging Co., Ltd is committed to providing high quality special steel for industrial manufacturing.
Founded in 2003, The concept of service is that products and services has been to create value in various manufacturing and other industrial machinery manufacturing industry; The company has VD furnace, forging equipment, and provide the roughing, finishing, heat treatment and other follow-up services; Also has a full range of products, systems and laboratory testing.
Zhuhong supply all types of forging special kind of steel products include forged round bar, forged square bar, forged module, forgied shaft, forgied rolls, and other forged products; The use of steel ingots from 500 kg to 60 tons, the supply capacity of 70, 000 tons, of which forged round bar with a diameter of 90-800mm;
Cooperate with the product distributors and end customers, 70% of products exported to Europe, the United States, Australia, Southeast Asia, South America, Northeast Asia, the Mediterranean coast and other developed countries; The strict product quality and excellent service has won the domestic and international Customers alike; Zhuhong has developed the world's leading shipbuilding, automobiles, wind power, aerospace components, mining machinery and other heavy manufacturing suppliers;
Zhuhong has committed to innovation, excellence, and constantly improve the product system and steadily increase the scope of products and services; Better serve the industrial manufacturing industry; At the same time Zhuhong will continue to improve the cast product sales channels; Zhuhong will deepen cooperation with agents, end-users to Create a vision of the future better;