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螺旋钢的一般冲击韧性试验有那些

  • 发布时间:2019-03-25
  • 发布者: admin
  • 来源: 本站
  • 阅读量:14

LUOXUANGANGGUANCHONGJIRENXINGDESHIYANWENDUFENWEINEIJILEI

螺旋钢的一般冲击韧性试验有那些

   LUOXUANGANGGUANCHONGJIRENXINGDESHIYANWENDUBUTONGERFENWEICHANGWEN、DIWENHEGAOWENCHONGJISHIYANSANZHONG Q345BWUFENGGANGGUANCHONGJISHIYAN:YONGYIDINGCHICUNHEXINGZHUANG(10×10×55mm)DESHIYANG(ZHANGDUFANGXIANGDEZHONGJIANCHUYOU"U"XINGHUO"V"XINGQUEKOU,QUEKOUSHENDU2mm)ZAIGUIDINGSHIYANJISHANGSHOUCHONGJIFUHEDAJIXIAZIQUEKOUCHUZHEDUANDESHIYAN。 


A、CHONGJIXISHOUGONGAkv(u)--JUYOUYIDINGCHICUNHEXINGZHUANGDEJINSHUSHIYANG,ZAICHONGJIFUHEZUOYONGXIAZHEDUANSHISUOXISHOUDEGONG。DANWEIWEIJIAOER(J)HUOKgf.m。 


B、CHONGJIRENXINGZHIakv(u)--CHONGJIXISHOUGONGCHUYISHIYANGQUEKOUCHUDIBUHENGJIEMIANJISUODEDESHANG。DANWEIWEIJIAOER/LIMI2(J/cm2)HUOGONGJINLI.MI/LIMI2(Kgf.m/cm2)。JISUANGONGSHIWEI: SHIZHONG:Akv(u)--SHIYANGZHEDUANSHISUOXISHOUDEGONG,Kgf.m(J); S--Q345BWUFENGGANGGUANSHIYANGQUEKOUCHUDIBUHENGJIEMIANMIANJI,cm2。


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