資源描述:
《行業(yè)標(biāo)準(zhǔn):GBT 30570-2014 金屬冷沖壓件 結(jié)構(gòu)要素.pdf》由會(huì)員上傳分享,免費(fèi)在線閱讀,更多相關(guān)內(nèi)容在行業(yè)資料-天天文庫。
1、ICS25.020J32GBGB/T30570-2014Structuralmainfactorsofsheetmetalstampingparts2014-05-06~~2014-12-01~nmGB/T30570~2014:;>js::fff-?fHJ(JfflGB/T1.1-2009~tl:JB{]jl.JJ!tl?:&to:;>js:;fijfiEf:!~OOffi!Hif'ftittt#~fft~CSAC/TC74)f£iliJt-V3Do:21s:tjfi±~?:&r!fl-lli=r#!Jx:Im:k~j'mfM1~11!.r:ff~0PJ,:ltJit"m~MJ?:
2、Eff0:;>js:;fijfi±~?:&tA:ffjf;ft-~~3:jf~-1.Mi?R,rPJ$,JWJi$l,~Xti])(oIGB/T30570-2014::$:t'1'fl%I.):£T1ii~~)'!ft8,~(ill,ti7*;fOIf!fL{tj:l¥J~ftJ~~1k'itJHIZ::~~fUJJ~illo;$:t'1'fl~fflT--ftB!:~ftj1¥1~)'!ftff140::$:~fl~~fflT-~~~ftj1¥J~l'lftff#;f!lm*l'lftM#orJ!JX14xtT-::$:X141¥Jl1Lffl:Jl!::&,~PJyl¥J0
3、JLR::B:BMl¥J51fflX14'v.a:BMl¥J#Ji:Ljs:~fflT-::$:x14oJLR::~B:BAAl¥J51fflX14,:.Jt?Jr#Ji::$:C§1%Fff:ff1¥J~i&-)~fflT-::$:X{4oJB/T5109-20011ii~;flit-J.ff~IZ::i9:it%l.7H:3.1-IJl!:)jjtJl!Ij3.1.1~)'!ftff14-J}litmfr:@,%~~~IfaJ.'%1.JJ!U;f!lx;ff*'kA1J~'Jff:;tt;f~'l19XY1UJJ:@IJF'!ftitCA;tfitl,~{~I14Et::
4、$:o3.1.2%~~:ff;1¥1~)'!ftff14PJ~~7}Et~i'faJlfl.1¥1)'!ftfff4fl}JtJj{f~}jftfUJJEt'3.1.3*t'1'fl¥i:rtfjl¥J~ft]R-tflt'!fUJJR::millI14~.;fO~m~iHffl):£B5、13.2.2/lF:rl.R-tft~~ffl~Mol'lftR1¥J?~R-t~Rl¥J%~,ttt-J.h~ttft;f!lttt-J.~~t~~.~~~-~-l'lftR1¥Jii12.d!lX;JtIPlart(*11¥J%I.):£oGB/T30570-2014;ft~~wmft-i~llmCRm>690MPa)d~l.5ta~l.35ta~l.Zta~l.ltmC4906、ta~0.6ttiL~d~0.8ta~0.7ta~0.6ta~0.5t3.2.3CJtH1.1:!1.AR.-t/lfl~f41:£iZJJ!!fk.~*Efl~W~8:ffCJR..002)o-~8ili~[!l]A'ml?tffl~BtB£il::k-T~f$-Tl.&.WltEfl1.5fir,epB;?l.5t0xt~~WJ,if~WJ~~~-fJt-tft.ilfia£il~:ha30%~50%,xt~fill,Tg~tt-fJ;t-t£iZ~_y20%~25%0fl:itlfill:A£il::k-T~~-Tl.&.!!1tEfl1.5fir,epA;?l.5tOi!.
7、~3);fLi'B]fill:B£il::k-T~~-T1JiW}:tEfl1.5flr,epB;?l.5tC_IR.003)0~*ffl?tiff/lflfL~*m~??llPM.~m~m~~~oHAi---1Ill2Ill33.3.1-ta!t~.'.iE~ftt!f4ti:~ftt!~IDIK~m~F'±~1t,~ftt!#-12!:J11iWJ:ztt:~.uJ,~mID~~1t~::k0~ftt!#Efl~fttl~~~~-T~M~~o~ftt!~~Efl