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當前位置
主頁 > 產品中心 > 萬能試驗機 >
橡膠萬能試驗機/塑料萬能試驗機/數顯萬能試驗機

萬能試驗機普通測試項目:
拉伸應力、拉伸強度、扯斷強度、扯斷伸長率、定伸應力、定應力伸長率、定應力力值、撕裂強度、任意點力值、任意點伸長率、抽出力、粘合力及取峰值計算值、壓力試驗、剪切剝離力試驗、彎曲試驗、拔出力穿刺力試驗。
特殊測試項目:
1.性系數即彈性楊氏模量定義:同相位的法向應力分量與法向應變之比。為測定材料剛性之系數,其值越高,材料越強韌。
2.比例限:荷重在一定范圍內與伸長可以維持成正比之關系,其大應力即為比極限。
3.彈性限:為材料所能承受而不呈永久變形之大應力。
4.彈性變形:除去荷重后,材料的變形完全消失。
5.永久變形:除去荷重后,材料仍殘留變形。
6.屈服點:材料拉伸時,變形增快而應力不變,此點即為屈服點。屈服點分為上下屈服點,一般以上屈服點作為屈服點。屈服:荷重超過比例限與伸長不再成正比,荷重會突降,然后在一段時間內,上下起伏,伸長發生較大變化,這種現象叫作屈服。
7.屈服強度:拉伸時,永久伸長率達到某一規定值之荷重,除以平行部原斷面積,所得商。
8.彈簧K值:與變形同相位的作用力分量與形變之比。
聯系方式

電話:15949065353

傳真:0514-86232589

郵箱:jsjdjh@163.com

地址:揚州市江都北工業區

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