Free-cutting non-quenched and tempered steel

 

Free-cutting non-quenched and tempered steel has good machinability and is widely used in the automotive, machinery and machining industries. Mainly used for mechanical transmission parts such as front axle, connecting rod, crankshaft and wheel hub.

 

Executive Standard/Typical Steel Grade/Product Specification

 

 Applied Standard

 Typical Steel Grades

Products and Sizs

GB

C70S6, 36MnVS4, 30MnVS, 30MnVS6,

48MnV, 49MnVS3, S38MnSiV, 50MnVS,

F35MnVS, F40MnVS, F45VS, F45MnVS,

SG45, SG45VCM, ZY490, FAS2340, FAS2225,

SZA702EC, SAE1141, TL1235, HL610, HL740,

1E0669, 1E1158M, 1E1287, 1E0360, 1E0959,

1E1497, Y12, Y15, Y40Mn, 44MnSB, C22R-C60R etc.,

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Others acc.to customer requirements by technical agreement

 

Products and Sizes

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Rolled Round：Φ10~320

Forged Round：Φ100~600

Rolled SQ Bar：□80~280

Bright Bar   ：Φ10~300

Explanation:

(1) Hot-rolled, normalized, annealed, silver-bright materials can be delivered in the state of delivery.

(2) The steel grades listed in this table are only representative steel grades of such products. The Group can produce relevant steel grades according to relevant international, domestic and industry standards or develop relevant steel grades according to the requirements of the agreement.

(3) As we are sourcing our products from different steel mills according to customers’ requirements the sizes may wary.