金(jin)屬橢(tuo)圓(yuan)墊(dian)(dian)(dian)片(pian)由鍛造及(ji)熱處理和(he)機械加(jia)工(gong)制成，是(shi)一(yi)種(zhong)應用(yong)(yong)(yong)于油及(ji)氣體(ti)的(de)(de)(de)管法蘭(lan)(lan)(lan)，壓(ya)(ya)(ya)力(li)容器，高速接合(he)(he)面，高溫高壓(ya)(ya)(ya)閥蓋(gai)等的(de)(de)(de)金(jin)屬密(mi)封(feng)(feng)墊(dian)(dian)(dian)片(pian)，尤其壓(ya)(ya)(ya)力(li)、溫度有(you)(you)波動的(de)(de)(de)場合(he)(he)，仍能保持較(jiao)好(hao)的(de)(de)(de)密(mi)封(feng)(feng)性。 常用(yong)(yong)(yong)的(de)(de)(de)R型(xing)(xing)(xing)橢(tuo)圓(yuan)墊(dian)(dian)(dian)按截面分為橢(tuo)圓(yuan)型(xing)(xing)(xing)或八(ba)(ba)角(jiao)型(xing)(xing)(xing)，標(biao)(biao)(biao)(biao)準(zhun)的(de)(de)(de)R型(xing)(xing)(xing)環(huan)形(xing)墊(dian)(dian)(dian)片(pian)按API 6A以及(ji)ASME B16.20標(biao)(biao)(biao)(biao)準(zhun)尺寸(cun)制造，zui高使(shi)用(yong)(yong)(yong)壓(ya)(ya)(ya)力(li)是(shi)10000PSI。在梯(ti)形(xing)槽法蘭(lan)(lan)(lan)中八(ba)(ba)角(jiao)墊(dian)(dian)(dian)與(yu)(yu)橢(tuo)圓(yuan)墊(dian)(dian)(dian)可(ke)以互換。RX型(xing)(xing)(xing)適用(yong)(yong)(yong)于壓(ya)(ya)(ya)力(li)增強(qiang)的(de)(de)(de)標(biao)(biao)(biao)(biao)準(zhun)R型(xing)(xing)(xing)環(huan)狀墊(dian)(dian)(dian)片(pian)，適合(he)(he)于R 型(xing)(xing)(xing)一(yi)樣的(de)(de)(de)法蘭(lan)(lan)(lan)槽密(mi)封(feng)(feng)面。BX型(xing)(xing)(xing)適用(yong)(yong)(yong)于壓(ya)(ya)(ya)力(li)增強(qiang)并且(qie)設(she)計應用(yong)(yong)(yong)高達(da)(da)15000PSI壓(ya)(ya)(ya)力(li)系統(tong)。有(you)(you)多種(zhong)材(cai)質及(ji)形(xing)式(shi)適用(yong)(yong)(yong)于不(bu)同的(de)(de)(de)設(she)計與(yu)(yu)操(cao)作要(yao)求(qiu)，參(can)考材(cai)質特(te)性表(biao)。 注(zhu)意：選用(yong)(yong)(yong)橢(tuo)圓(yuan)墊(dian)(dian)(dian)材(cai)質硬度應低于法蘭(lan)(lan)(lan)面15~20HB,而且(qie)建議不(bu)要(yao)重復(fu)使(shi)用(yong)(yong)(yong)。 橢(tuo)圓(yuan)墊(dian)(dian)(dian)片(pian)適用(yong)(yong)(yong)標(biao)(biao)(biao)(biao)準(zhun)： ANSI B16.5-1973 、 JPI-75-15-70 、 GB 699 、 GB1220 、 JB755 、 HG20633-97 【金(jin)屬橢(tuo)圓(yuan)墊(dian)(dian)(dian)片(pian)】主(zhu)要(yao)形(xing)式(shi)： R型(xing)(xing)(xing)，橢(tuo)圓(yuan)墊(dian)(dian)(dian)片(pian) 標(biao)(biao)(biao)(biao)準(zhun)橢(tuo)圓(yuan)型(xing)(xing)(xing)金(jin)屬環(huan)墊(dian)(dian)(dian)應用(yong)(yong)(yong)于有(you)(you)標(biao)(biao)(biao)(biao)準(zhun)凹(ao)槽的(de)(de)(de)法蘭(lan)(lan)(lan)。 R型(xing)(xing)(xing) 八(ba)(ba)角(jiao)墊(dian)(dian)(dian) 標(biao)(biao)(biao)(biao)準(zhun)八(ba)(ba)角(jiao)型(xing)(xing)(xing)金(jin)屬環(huan)墊(dian)(dian)(dian)應用(yong)(yong)(yong)于有(you)(you)標(biao)(biao)(biao)(biao)準(zhun)凹(ao)槽的(de)(de)(de)法蘭(lan)(lan)(lan)。 RX型(xing)(xing)(xing) 八(ba)(ba)角(jiao)墊(dian)(dian)(dian)　耐(nai)(nai)壓(ya)(ya)(ya)可(ke)達(da)(da)700bar 此款墊(dian)(dian)(dian)片(pian)在使(shi)用(yong)(yong)(yong)時首先用(yong)(yong)(yong)外密(mi)封(feng)(feng)面與(yu)(yu)法蘭(lan)(lan)(lan)接觸,很高的(de)(de)(de)系統(tong)壓(ya)(ya)(ya)力(li)會(hui)產生很高的(de)(de)(de)底(di)座(zuo)(zuo)應力(li)。 RX型(xing)(xing)(xing)可(ke)以和(he)標(biao)(biao)(biao)(biao)準(zhun)R型(xing)(xing)(xing)互換。 BX型(xing)(xing)(xing) 八(ba)(ba)角(jiao)墊(dian)(dian)(dian)　耐(nai)(nai)高壓(ya)(ya)(ya)（可(ke)達(da)(da)1500bar） BX型(xing)(xing)(xing)墊(dian)(dian)(dian)片(pian)由增強(qiang)法蘭(lan)(lan)(lan)接觸面上的(de)(de)(de)墊(dian)(dian)(dian)片(pian)底(di)座(zuo)(zuo)壓(ya)(ya)(ya)力(li)而產生的(de)(de)(de)內(nei)部系統(tong)壓(ya)(ya)(ya)力(li)進行自(zi)我(wo)密(mi)封(feng)(feng)控制。此款墊(dian)(dian)(dian)片(pian)適用(yong)(yong)(yong)于API BX法蘭(lan)(lan)(lan)和(he)榫槽法蘭(lan)(lan)(lan)。

:廊(lang)坊華英高新材料(liao)有限

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