Product
Product Zone
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Alloy Structural Steel
Alloy structural steel refers to steel used for mechanical parts and various engineering components containing one or several alloying elements in certain amounts Our main products are: 30CrMnSiA, 35CrMnSiA, 30CrMnSiNi2A, 18Cr2Ni4WA, 65Si2MnWE alloy structural steel, and they are mainly used for manufacturing high strength components.
Chinese Grade | German Grade | American Grade | Japanese Grade | French Grade | Other Equivalents | Main Applications | ||
DIN | W-Nr. | AISI | UNS | JIS | NF | |||
14NiCr14 | 1.5752 | 3310 | G33106 | SNC815 | 14NC12 | It is used for bolts, cylindrical pins, sleeves, etc., requiring high core toughness, high surface hardness, wear resistance and fatigue resistance | ||
22NiCr14 | 20NC11 | It is used for manufacturing important components operating under high load conditions | ||||||
1.7709 | It is widely applied in power generation, petrochemical, aviation & aerospace, and other fields, especially suitable for manufacturing critical components under high temperature and high pressure conditions, such as steam turbine blades, rotors, high temperature pipelines, and reactors. | |||||||
31NiCr14 | 1.5755 | 3435 | SNC836 | 30NC11 | It is used for manufacturing the important large-size quenched and tempered components subjected to high torsional and impact loads and requiring good hardenability | |||
It is commonly used for making piston components, sprockets, large cutting gears, and also applied to special wear resistant parts in automobiles and aircraft | ||||||||
High strength and ultra-high strength bolts and screws requiring impact and fatigue resistance | ||||||||
It is widely used in the manufacture of all types of artillery, especially heavy-load components with extremely high material performance requirements | ||||||||
It is used for manufacturing the high strength, medium speed, heavy load parts and high strength components, | ||||||||
5140 | 38C4 | It is used for manufacturing those fasteners, such as bolts and connectors subjected to medium and low loads | ||||||
36NiCrMo4 | 1.6511 | 4340 | SNCM439 | 40NCD3 | It is used for manufacturing the quenched and tempered components requiring good toughness, high strength and large size | |||
1.7711 | SNB16 | It is used for manufacturing mechanical parts with high strength and wear resistance requirements, such as bearings, gears, screws and springs. | ||||||
14NiCr14 | 1.5752 | 3316 | 18NC13 | It is used for manufacturing the carburized components with high strength, good toughness and low notch sensitivity in large cross sections. | ||||
It is mainly used for gas turbines, flexible shafts, small rotors, etc. | ||||||||
Shafts, flexible shafts, etc. | ||||||||
Cushion springs, etc. | ||||||||