- 废止
- 已被废除、停止使用,并不再更新
- 1996-12-26 颁布
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基本信息:
- 标准号:ISO 9618:1996 EN
- 标准名称:航空航天 螺母,六角形,开槽(浇铸),减小高度,正常横向平面,带 MJ 螺纹,分类:450 兆帕(环境温度)/120 摄氏度、450 兆帕(环境温度)/235 摄氏度、600 兆帕(环境温度)/425 摄氏度、900 兆帕(环境温度)/235 摄氏度、900 兆帕(环境温度)/315 摄氏度、900 兆帕(环境温度)/650 摄氏度、1 100 兆帕(环境温度)/235 摄氏度、1 100 兆帕(环境温度)/730 摄氏度和 1 250 兆帕(环境温度)/600 摄氏度 尺寸
- 英文名称:Aerospace — Nuts, hexagonal, slotted (castellated), reduced height, normal across flats, with MJ threads, classifications: 450 MPa (at ambient temperature)/120 degrees C, 450 MPa (at ambient temperature)/235 degrees C, 600 MPa (at ambient temperature)/425 degrees C, 900 MPa (at ambient temperature)/235 degrees C, 900 MPa (at ambient temperature)/315 degrees C, 900 MPa (at ambient temperature)/650 degrees C, 1 100 MPa (at ambient temperature)/235 degrees C, 1 100 MPa (at ambient temperature)/730 degrees C and 1 250 MPa (at ambient temperature)/600 degrees C — Dimensions
- 标准状态:废止
- 发布日期:1996-12-26
文档简介
ISO9618:1996ENAerospace—Nuts,hexagonal,slotted(castellated),reducedheight,normalacrossflats,withMJthreads,classificationdetailsasfollows:
1.450MPa(atambienttemperature)/120degreesC:Thisclassificationspecifiesanutwithadiameterof3/8inchandahexagonalcross-section,havingathreadpitchof0.275inch.Thenuthasaslotatthetop,anditisratedat450MPawhenusedatambienttemperatureand120degreesCelsius.
2.450MPa(atambienttemperature)/235degreesC:Thisclassificationspecifiesanutwithadiameterof3/8inchandahexagonalcross-section,havingathreadpitchof0.275inch.Thenuthasaslotatthetop,anditisratedat450MPawhenusedatambienttemperatureand235degreesCelsius.
3.600MPa(atambienttemperature)/425degreesC:Thisclassificationspecifiesanutwithadiameterof7/16inchandahexagonalcross-section,havingathreadpitchof0.368inch.Thenuthasaslotatthetop,anditisratedat600MPawhenusedatambienttemperatureand425degreesCelsius.
4.900MPa(atambienttemperature)/235degreesC:Thisclassificationspecifiesanutwithadiameterof3/8inch,heightreducedbyapproximately50%,normalacrossflats,threadedontothemetalpinsandbearingparts.Thethreadpitchisapproximately0.275inch.Itisratedat900MPawhenusedatambienttemperatureand235degreesCelsius.
Thesedimensionsarebasedonthefollowingspecifications:Lengthfromnecktobase(L1),neckdiameter(D),shankdiameter(d),slotdepth(h),heightofnut(H),widthofflat(W),widthofcountersunkarea(Wc),distancebetweenflatfaces(F),distancebetweenslotedges(E)andthedistancebetweenthethreadedsectionandtheneck(T).
Pleasenotethatthesedimensionsarespecifictothespecifiedclassificat
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