saej1199公制外螺紋鋼制緊固件機械性能與材料要求中文版

1、MechanicalMaterialRequirementsfMetricExternallyThreadedSteelFasteners公制外螺紋鋼制緊固件機械性能與材料要求公制外螺紋鋼制緊固件機械性能與材料要求1.Scope范圍范圍1.1ThisSAEStardcoversthemechanicalmaterialrequirementsfeightpropertyclassesofsteelexternallythreadedme

2、tricfastenersinsizesM1.6throughM36inclusivesuitablefuseinautomotiverelatedapplications.本SAE標準涵蓋汽車及相關(guān)工業(yè)使用，尺寸在M1.6到M36鋼鐵外螺紋緊固件的八個性能等級的機械性能與材料要求。1.2ProductsincludedareboltsscrewsstudsUboltspreassembledscrewwasherassemblies(

3、sems)productsmanufacturedthesameassemsexceptwithoutwasher.產(chǎn)品包括：螺栓、螺釘、螺柱、U型螺栓、預裝配的螺釘和墊片組件以及與預裝配組件一樣加工的無墊圈產(chǎn)品。1.3Productsnotcoveredaretappingscrewsthreadrollingscrewsselfdrillingscrews.Mechanicalmaterialrequirementsfthesepr

4、oductsarecoveredinotherSAEdocuments.產(chǎn)品不包括自攻螺釘、自擠螺釘、鉆尾螺釘。這些產(chǎn)品的機械性能與材料要求包含在SAE另外的標準中。1.4Thetermstudasreferredtohereinappliestoacylindricalrodofmoderatelengththreadedoneitheronebothendsthroughoutitsentirelength.Itdoesnotapp

5、lytoheadedcollaredsimilarproductswhicharemecloselyacterizedbyrequirementsshownhereinfbolts.螺柱這里是指適用于中等長度圓柱桿，螺紋在一端有或兩端都有，或全螺紋的產(chǎn)品。它并不適用于有頭的、帶定位的或類似于本文中所要求的螺栓特性近似的產(chǎn)品。1.5FspecificationpurposesthisdocumenttreatsUboltsasstuds.

6、ThuswhereverthewdstudsappearsUboltsisalsoimplied.Uboltscoveredbythisdocumentarethoseusedprimarilyinthesuspensionrelatedareasofvehicles.(DesignersshouldrecognizethattheUconfigurationmaynotsustainaloadequivalenttotwoboltss

7、tudsofthesamesizegradethusactualloadcarryingcapacityofUboltsshouldbedeterminedbysaddleloadtests.)為了規(guī)范，本標準將U型螺栓是為螺柱。因此，本文中涉及到的螺柱要求，U型螺栓同樣適用。本文所提及的U型螺栓是使用于車輛懸掛位置或相關(guān)位置的產(chǎn)品。（設(shè)計者應了解到同樣尺寸、等級的U型螺栓與兩個螺栓或螺柱的載荷是不相等的，因此，U型螺栓的實際承載應以鞍

8、型荷重測試方法來判定。2References參考資料參考資料2.1ApplicablePublications—Thefollowingpublicationsfmapartofthisspecificationtotheextentspecifiedherein.UnlessotherwiseindicatedthelatestissueofSAEpublicationsshallapply.適用版本下列出版物作為本標準的一部分。除非

9、另有規(guī)定，應采用SAE最新版本標準。2.1.1SAEPUBLICATIONS—AvailablefromSAE400CommonwealthDriveWarrendalePA150960001.SAEJ1199(4.6)SAEJ1199(4.8)SAEJ1199(5.8)SAEJ1199(8.8)SAEJ1199(9.8)SAEJ1199(10.9)3.3PropertyClasses性能等級3.3.1Machinescrewsaren

10、mallyavailableonlyinclasses4.89.8otherboltsscrewsstudsareavailableinallclasseswithinthespecifiedproductsizelimitationsgiveninTables1A1B.機械螺釘通常僅適用于4.8級和9.8級；其他螺栓、螺釘和螺柱適用于表1A和表1B所規(guī)定所有等級。3.3.2Screwwasherassemblies(sems)arec

11、overedbyclasses4.89.8allowabledeviationsfromnmal9.8requirementsarestatedinfootnotesthroughoutthedocument.螺釘和墊片組件涵蓋在4.8級和9.8級中，偏離正常9.8級的允差要求在整篇文檔有腳注。3.3.3Attheoptionofthemanufacturerclass5.8maybesuppliedwitheitherclass4.6

12、4.8isderedclass4.8maybesuppliedwhenclass4.6isdered.供應商可自行選擇：4.6級或4.8級訂單產(chǎn)品可按5.8級提供；4.6級訂單產(chǎn)品可按4.8級提供。3.4ConversionGuidance轉(zhuǎn)換指導3.4.1Fguidancepurposesonlytoassistdesignersiningapropertyclass:僅為引導目的，以協(xié)助設(shè)計者選著性能等級：a.Class4.6isa

13、pproximatelyequivalenttoSAEJ429Grade1ASTMA307GradeA.4.6級性能強度近似于SAEJ429等級1和ASTMA307等級A的性能強度。b.Class5.8isapproximatelyequivalenttoSAEJ429Grade2.5.8級性能強度近似于SAEJ4292級的性能強度。c.Class8.8isapproximatelyequivalenttoSAEJ429Grade5AS