标准件国标号和命名规则STANDARD PARTS (中英对照)

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1、标准件常识STANDARDPARTSINCOMMONBY:John.CJ标记含义CODEMEANING□□□□/□□□□□-□□□□M□□×□□□□等级GRADE公称长度NOMINALLENGTH公称直径NOMINALDIAMETER米制METRIC发布年份YEAROFISSUE发布顺序号RELEASEORDERNO.推荐RECOMMENDATION标准类别STANDARDCATEGORY零件类别PARTSTYPE注：标记时，根据需要可能仅列出部分内容。NOTE:Whenmarking,onlypartso

2、fthecontentmaybelistedaccordingtoneed.E.G螺栓GB/T5781-2000M12×50C级BOLTGB/T5781-2000M12×50CGRADE螺栓GB/T5781M12×50BOLTGB/T5781M12×50类别TYPE标准代号CODE代号名称CODENAME备注NOTES螺栓BOLTSGB/T16674.1-2004六角法兰面螺栓小系列Hexagonboltswithflange-SmallseriesGB/T16674.2-2004六角法兰面螺栓细牙小系列H

3、exagonboltswithflangewithmetricfinepitchthread-SmallseriesGB/T31.1-1988六角头螺杆带孔螺栓A和B级Hexagonboltswithsplitpinholeonshank-gradeAandBGB/T32.1-1988六角头头部带孔螺栓A和B级Hexagonboltswithwireholesonhead-gradeAandBGB/T32.3-1988六角头头部带孔螺栓细牙A和B级Hexagonboltswithwireholesonhea

4、d--Finepitchthread-gradeAandBGB/T5782-2000六角头螺栓HexagonheadboltsGB/T5783-2000六角头螺栓全螺纹Hexagonheadbolts-FullthreadGB/T5785-2000六角头螺栓细牙HexagonheadboltswithfinepitchthreadGB/T5786-2000六角头螺栓细牙全螺纹Hexagonheadboltswithfinepitchthread-FullthreadGB/T798-1988活节螺栓Eyebo

5、ltsGB/T8-1988方头螺栓C级Squareheadbolts--ProductgradeC螺柱STUDSGB899-88双头螺柱A型双头螺柱B型GB901-88等长双头螺柱螺钉SCREWSGB6560-1986十字槽盘头自攻锁紧螺钉CrossrecessedpanheadthreadformingscrewsGB/T67-2000开槽盘头螺钉SlottedpanheadscrewsGB/T68-2000开槽沉头螺钉Slottedcountersunkflatheadscrews(commonhead

6、style)GB/T70.1-2000内六角圆柱头螺钉HexagonsocketheadcapscrewsGB/T70.3-2000内六角沉头螺钉HexagonsocketcountersunkheadscrewsGB/T71-1985开槽锥端紧定螺钉SlottedsetscrewswithconepointGB/T73-1985开槽平端紧定螺钉SlottedsetscrewswithflatpointGB/T77-2000内六角平端紧定螺钉Hexagonsocketsetscrewswithflatpoi

7、ntGB/T78-2000内六角锥端紧定螺钉HexagonsocketsetscrewswithconepointGB/T818-2000十字槽盘头螺钉PanheadscrewswithcrossrecessGB/T819.1-2000十字槽沉头螺钉:钢4.8级Countersunkflatheadscrewswithcrossrecess:SteelofpropertyGrade4.8GB/T819.2-1997十字槽沉头螺钉钢8.8、不锈钢A2-70和有色金属CU2或CU3Crossrecessedco

8、untersunkflatheadscrews-GradeA:SteelofpropertyGrade8.8,stainlessandnon-ferrousmetalsGB/T825-1988吊环螺钉A型EyeboltsAType吊环螺钉B型EyeboltsBTypeGB/T845-1985十字槽盘头自攻螺钉Crossrecessedpanheadtappingscrews螺母NUTSGB/T13680-1992