国产成人无码久久久精品一_性一交一乱一伦一色一情丿按摩_人妻美妇疯狂迎合系列视频_福利一区二区三区视频在线观看

金(jin)屬(shu)環形(xing)(xing)(xing)墊(dian)(dian)片是(shi)用金(jin)屬(shu)材料(liao)加(jia)工(gong)成截面形(xing)(xing)(xing)狀(zhuang)為八角形(xing)(xing)(xing)或(huo)橢圓形(xing)(xing)(xing)的實體金(jin)屬(shu)墊(dian)(dian)片，具有(you)徑向自緊(jin)密封作用。耐腐蝕(shi)金(jin)屬(shu)環密封墊(dian)(dian)*

金(jin)屬(shu)環(huan)形(xing)(xing)(xing)墊(dian)片(pian)是(shi)用金(jin)屬(shu)材料加(jia)工(gong)成截面(mian)形(xing)(xing)(xing)狀為(wei)八(ba)角形(xing)(xing)(xing)或橢圓形(xing)(xing)(xing)的(de)實體金(jin)屬(shu)墊(dian)片(pian)，具有徑向自緊密封作用。故金(jin)屬(shu)環(huan)形(xing)(xing)(xing)墊(dian)片(pian)是(shi)靠墊(dian)片(pian)與法蘭梯形(xing)(xing)(xing)槽的(de)內外側面(mian)（主要是(shi)外側面(mian)）接觸，并通過壓緊而(er)形(xing)(xing)(xing)成密封的(de)。金(jin)屬(shu)環(huan)墊(dian)，金(jin)屬(shu)齒形(xing)(xing)(xing)墊(dian)供應(ying)廠家

串聯閥(fa)(fa)中間(jian)墊(dian)圈是電廠高(gao)(gao)壓(ya)(ya)管(guan)道(dao)法蘭(lan)與法蘭(lan)連接之間(jian)的高(gao)(gao)壓(ya)(ya)墊(dian)片。串聯閥(fa)(fa)墊(dian)，橢圓金屬(shu)環墊(dian)*

金屬(shu)(shu)橢圓(yuan)墊(dian)(dian)(dian)片(pian)(pian)主要(yao)形式： R型，橢圓(yuan)墊(dian)(dian)(dian)片(pian)(pian) 標準橢圓(yuan)型金屬(shu)(shu)環墊(dian)(dian)(dian)應用(yong)于(yu)有(you)標準凹槽的(de)法蘭(lan)。 R型 八(ba)角(jiao)墊(dian)(dian)(dian) 標準八(ba)角(jiao)型金屬(shu)(shu)環墊(dian)(dian)(dian)應用(yong)于(yu)有(you)標準凹槽的(de)法蘭(lan)。橢圓(yuan)墊(dian)(dian)(dian)片(pian)(pian)，齒(chi)形墊(dian)(dian)(dian)片(pian)(pian)，八(ba)角(jiao)墊(dian)(dian)(dian)片(pian)(pian)供應廠家

齒形組合(he)墊(dian)在(zai)較低(di)的(de)預(yu)緊力(li)下(xia)使用(yong)是首先的(de)墊(dian)片，表面柔軟的(de)密(mi)封層避免(mian)了(le)金(jin)屬對金(jin)屬的(de)直(zhi)接(jie)接(jie)觸，且能可(ke)靠、緊密(mi)的(de)結合(he)，保(bao)護了(le)金(jin)屬法蘭不(bu)被損(sun)傷，即使在(zai)*的(de)載荷下(xia)。耐腐蝕(shi)不(bu)銹鋼齒形墊(dian)執行標準(zhun)