GSO ISO 683-15:2015
热处理钢、合金钢和易切削钢 第15部分：内燃机用气门钢

Heat-treatable steels, alloy steels and free-cutting steels -- Part 15: Valve steels for internal combustion engines

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标准号

GSO ISO 683-15:2015

发布

2015年

发布单位

GSO

当前最新

GSO ISO 683-15:2015

 

 

适用范围

1.1 This part of ISO 683 applies to the grades of wrought high-alloy materials listed in table 1. These valve materials are used for intake and exhaust valves in reciprocating internal combustion engines. It is applicable to bars, wire, wire rod and forgings and for the surface finishes listed in note 3 of 6.2. 1.2 This part of ISO 683 does not apply to alloys resistant to wear and corrosion which are used to protect valve seat surfaces. 1.3 In addition to this part of ISO 683, the general technical delivery requirements of ISO 404 are applicable.

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