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塑料

塑料

  • 香蕉視頻免費下載:塑料拉伸性能試驗方法 GB/T1040-2006

    塑料拉(la)伸(shen)(shen)性(xing)(xing)(xing)能(neng)(neng)(neng)試(shi)(shi)驗(yan)(yan)(yan)方法GB1040-2006 應用于啞鈴型(xing)狀(包括扁平試(shi)(shi)樣和圓形,即兩頭大(da)中間(jian)小) 、桿(gan)狀和管狀的(de)樣品(pin)類(lei)型(xing),為測(ce)(ce)定未增(zeng)強型(xing)和增(zeng)強型(xing)塑材的(de)拉(la)伸(shen)(shen)性(xing)(xing)(xing)能(neng)(neng)(neng)指定測(ce)(ce)試(shi)(shi)條件(jian)。這些性(xing)(xing)(xing)能(neng)(neng)(neng)包括拉(la)伸(shen)(shen)強度(du) 、斷裂時的(de)變形以及拉(la)伸(shen)(shen)彈性(xing)(xing)(xing)模(mo)量(liang)(liang)。 ◇ 試(shi)(shi)驗(yan)(yan)(yan)儀器(qi) ◎試(shi)(shi)樣的(de)制備儀器(qi):手動(dong)或者(zhe)電(dian)動(dong)沖片機(ji)一臺;或用注塑機(ji)制得標準試(shi)(shi)樣五根(gen)以上 ◎試(shi)(shi)驗(yan)(yan)(yan)設備主(zhu)機(ji):20KN微機(ji)控(kong)制電(dian)子式萬能(neng)(neng)(neng)試(shi)(shi)驗(yan)(yan)(yan)機(ji) ◎試(shi)(shi)驗(yan)(yan)(yan)設備配件(jian): ? 電(dian)子引(yin)(yin)伸(shen)(shen)計(ji):求取拉(la)伸(shen)(shen)彈性(xing)(xing)(xing)模(mo)量(liang)(liang)時選(xuan)用,塑料多數材料性(xing)(xing)(xing)能(neng)(neng)(neng)很相似,都(dou)要求引(yin)(yin)伸(shen)(shen)計(ji)準確測(ce)(ce)量(liang)(liang)形變。塑性(xing)(xing)(xing)應力(li)與形...