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Standard Code | Standard Title | Standard Class | Order |
---|---|---|---|
GB/T 21469-2008 |
Machining allowances and tolerances for steel open die forgings on hammer - General requirement 锤上钢质自由锻件机械加工余量与公差 一般要求 |
China National Standards forging |
English PDF |
GB/T 20911-2007 |
Semi finished products for forging - Tolerances on dimensions shape and mass 锻造用半成品尺寸、形状和质量公差 |
China National Standards forging |
English PDF |
GB/T 13320-2007 |
Metellographic grading atlas and assessing method for steel die forgings 钢质模锻件 金相组织评级图及评定方法 |
China National Standards forging |
English PDF |
GB/T 12228-2006 |
General purpose industrial valves - Specification of carbon steel forgings 通用阀门 碳素钢锻件技术条件 |
China National Standards forging |
English PDF |
GB/T 20078-2006 |
Copper and copper alloys - forgings 铜和铜合金-锻件 |
China National Standards forging |
English PDF |
GB/T 12363-2005 |
Classification of forging functions 锻件功能分类 |
China National Standards forging |
English PDF |
GB/T 12362-2003 |
Tolerances and machining--Allowances ofsteel die forging 钢质模锻件 公差及机械加工余量 |
China National Standards forging |
English PDF |
GB/T 12361-2003 |
General specification of steel die forgings 钢质模锻件 通用技术条件 |
China National Standards forging |
English PDF |
GB 13318-2003 |
General rules for safety and environmental conservation of forging production 锻造生产安全与环保通则 |
China National Standards forging |
English PDF |
GB/T 17107-1997 |
Structural steel grades and mechanical property for forgings 锻件用结构钢牌号和力学性能 |
China National Standards forging |
English PDF |
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