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无缝钢管厂 >> 钢板行业资讯 山东无缝钢管厂

无缝钢管钢材的特性!你知道吗?

更新时间:2018-11-14

  大家都知道无缝钢管的材料必然是钢材,但是你知道无缝钢管钢材的特性吗?今天无缝钢管厂就为大家介绍一下!

  ①抗拉强度(σb)

  SHIYANGZAILASHENGUOCHENGZHONG,ZAILADUANSHISUOCHENGSHOUDEZUIDALI(Fb),CHUYISHIYANGYUANHENGJIEMIANJI(So)SUODEDEYINGLI(σ),CHENGWEIKANGLAQIANGDU(σb),DANWEIWEIN/mm2(MPa)。TABIAOSHIJINSHUCAILIAOZAILALIZUOYONGXIADIKANGPOHUAIDEZUIDANENGLI。

  ②屈服点(σs)

  JUYOUQUFUXIANXIANGDEJINSHUCAILIAO,SHIYANGZAILASHENGUOCHENGZHONGLIBUZENGJIA(BAOCHIHENGDING)RENGNENGJIXUSHENZHANGSHIDEYINGLI,CHENGQUFUDIAN。RUOLIFASHENGXIAJIANGSHI,ZEYINGQUFENSHANG、XIAQUFUDIAN。QUFUDIANDEDANWEIWEIN/mm2(MPa)。

  SHANGQUFUDIAN(σsu):SHIYANGFASHENGQUFUERLISHOUCIXIAJIANGQIANDEZUIDAYINGLI; XIAQUFUDIAN(σsl):DANGBUJICHUSHISHUNSHIXIAOYINGSHI,QUFUJIEDUANZHONGDEZUIXIAOYINGLI。

  QUFUDIANDEJISUANGONGSHIWEI:

  SHIZHONG:Fs--SHIYANGLASHENGUOCHENGZHONGQUFULI(HENGDING),N(NIUDUN)So--SHIYANGYUANSHIHENGJIEMIANJI,mm2。

  ③断后伸长率(σ)

  ZAILASHENSHIYANZHONG,SHIYANGLADUANHOUQIBIAOJUSUOZENGJIADEZHANGDUYUYUANBIAOJUZHANGDUDEBAIFENBI,CHENGWEISHENZHANGLV。YIσBIAOSHI,DANWEIWEI%。JISUANGONGSHIWEI:

  SHIZHONG:L1--SHIYANGLADUANHOUDEBIAOJUZHANGDU,mm; L0--SHIYANGYUANSHIBIAOJUZHANGDU,mm。

  ④断面收缩率(ψ)

  ZAILASHENSHIYANZHONG,SHIYANGLADUANHOUQISUOJINGCHUHENGJIEMIANJIDEZUIDASUOJIANLIANGYUYUANSHIHENGJIEMIANJIDEBAIFENBI,CHENGWEIDUANMIANSHOUSUOLV。YIψBIAOSHI,DANWEIWEI%。JISUANGONGSHIRUXIA:

  SHIZHONG:S0--SHIYANGYUANSHIHENGJIEMIANJI,mm2; S1--SHIYANGLADUANHOUSUOJINGCHUDEZUISHAOHENGJIEMIANJI,mm2。

  ⑤硬度指标

  JINSHUCAILIAODIKANGYINGDEWUTIYAXIANBIAOMIANDENENGLI,CHENGWEIYINGDU。GENJUSHIYANFANGFAHESHIYONGFANWEIBUTONG,YINGDUYOUKEFENWEIBUSHIYINGDU、LUOSHIYINGDU、WEISHIYINGDU、XIAOSHIYINGDU、XIANWEIYINGDUHEGAOWENYINGDUDENG。DUIYUGUANCAIYIBANCHANGYONGDEYOUBUSHI、LUOSHI、WEISHIYINGDUSANZHONG。

  A、BUSHIYINGDU(HB)

  YONGYIDINGZHIJINGDEGANGQIUHUOYINGZHIHEJINQIU,YIGUIDINGDESHIYANLI(F)YARUSHIYANGBIAOMIAN,JINGGUIDINGBAOCHISHIJIANHOUXIECHUSHIYANLI,CELIANGSHIYANGBIAOMIANDEYAHENZHIJING(L)。BUSHIYINGDUZHISHIYISHIYANLICHUYIYAHENQIUXINGBIAOMIANJISUODEDESHANG。YIHBS(GANGQIU)BIAOSHI,DANWEIWEIN/mm2(MPa)。

  QIJISUANGONGSHIWEI:

  SHIZHONG:F--YARUJINSHUSHIYANGBIAOMIANDESHIYANLI,N; D--SHIYANYONGGANGQIUZHIJING,mm; d--YAHENPINGJUNZHIJING,mm。

  CEDINGBUSHIYINGDUJIAOZHUNQUEKEKAO,DANYIBANHBSZHISHIYONGYU450N/mm2(MPa)YIXIADEJINSHUCAILIAO,DUIYUJIAOYINGDEGANGHUOJIAOBODEBANCAIBUSHIYONG。ZAIGANGGUANBIAOZHUNZHONG,BUSHIYINGDUYONGTUZUIGUANG,WANGWANGYIYAHENZHIJINGdLAIBIAOSHIGAICAILIAODEYINGDU,JIZHIGUAN,YOUFANGBIAN。

  JULI:120HBS10/1000130:BIAOSHIYONGZHIJING10mmGANGQIUZAI1000Kgf(9.807KN)SHIYANLIZUOYONGXIA,BAOCHI30s(MIAO)CEDEDEBUSHIYINGDUZHIWEI120N/ mm2(MPa)。

  DUIYUWUFENGGANGGUANGANGCAIDETEXINGJIUJIESHAODAOZHEILI,XIWANGDAJIANENGGENGLEJIEYIXIE,SHENZHONGXUANZE!

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