金屬橢圓墊片由(you)鍛造(zao)及(ji)(ji)熱處理和機械加工制(zhi)成，是一種應用(yong)(yong)于(yu)(yu)油及(ji)(ji)氣體的(de)管法(fa)(fa)(fa)(fa)(fa)蘭(lan)(lan)，壓(ya)(ya)(ya)(ya)(ya)(ya)(ya)力(li)(li)容器，高(gao)速接合(he)面(mian)，高(gao)溫(wen)高(gao)壓(ya)(ya)(ya)(ya)(ya)(ya)(ya)閥蓋等的(de)金(jin)屬(shu)密(mi)(mi)封墊(dian)(dian)(dian)片(pian)，尤(you)其壓(ya)(ya)(ya)(ya)(ya)(ya)(ya)力(li)(li)、溫(wen)度(du)有(you)波(bo)動的(de)場合(he)，仍(reng)能保持較好(hao)的(de)密(mi)(mi)封性。 常用(yong)(yong)的(de)R型(xing)(xing)(xing)橢(tuo)(tuo)圓墊(dian)(dian)(dian)按截(jie)面(mian)分為橢(tuo)(tuo)圓型(xing)(xing)(xing)或八(ba)(ba)角(jiao)型(xing)(xing)(xing)，標(biao)準(zhun)(zhun)的(de)R型(xing)(xing)(xing)環(huan)形(xing)墊(dian)(dian)(dian)片(pian)按API 6A以(yi)及(ji)(ji)ASME B16.20標(biao)準(zhun)(zhun)尺寸制(zhi)造(zao)，zui高(gao)使用(yong)(yong)壓(ya)(ya)(ya)(ya)(ya)(ya)(ya)力(li)(li)是10000PSI。在梯(ti)形(xing)槽(cao)(cao)法(fa)(fa)(fa)(fa)(fa)蘭(lan)(lan)中(zhong)八(ba)(ba)角(jiao)墊(dian)(dian)(dian)與(yu)橢(tuo)(tuo)圓墊(dian)(dian)(dian)可(ke)以(yi)互(hu)換(huan)。RX型(xing)(xing)(xing)適(shi)(shi)用(yong)(yong)于(yu)(yu)壓(ya)(ya)(ya)(ya)(ya)(ya)(ya)力(li)(li)增強(qiang)的(de)標(biao)準(zhun)(zhun)R型(xing)(xing)(xing)環(huan)狀墊(dian)(dian)(dian)片(pian)，適(shi)(shi)合(he)于(yu)(yu)R 型(xing)(xing)(xing)一樣的(de)法(fa)(fa)(fa)(fa)(fa)蘭(lan)(lan)槽(cao)(cao)密(mi)(mi)封面(mian)。BX型(xing)(xing)(xing)適(shi)(shi)用(yong)(yong)于(yu)(yu)壓(ya)(ya)(ya)(ya)(ya)(ya)(ya)力(li)(li)增強(qiang)并且(qie)設計應用(yong)(yong)高(gao)達(da)(da)15000PSI壓(ya)(ya)(ya)(ya)(ya)(ya)(ya)力(li)(li)系(xi)統。有(you)多種材(cai)(cai)質(zhi)及(ji)(ji)形(xing)式適(shi)(shi)用(yong)(yong)于(yu)(yu)不同(tong)的(de)設計與(yu)操作要求(qiu)，參考材(cai)(cai)質(zhi)特(te)性表。 注意：選用(yong)(yong)橢(tuo)(tuo)圓墊(dian)(dian)(dian)材(cai)(cai)質(zhi)硬度(du)應低于(yu)(yu)法(fa)(fa)(fa)(fa)(fa)蘭(lan)(lan)面(mian)15~20HB,而且(qie)建議(yi)不要重復使用(yong)(yong)。 橢(tuo)(tuo)圓墊(dian)(dian)(dian)片(pian)適(shi)(shi)用(yong)(yong)標(biao)準(zhun)(zhun)： ANSI B16.5-1973 、 JPI-75-15-70 、 GB 699 、 GB1220 、 JB755 、 HG20633-97 【金(jin)屬(shu)橢(tuo)(tuo)圓墊(dian)(dian)(dian)片(pian)】主(zhu)要形(xing)式： R型(xing)(xing)(xing)，橢(tuo)(tuo)圓墊(dian)(dian)(dian)片(pian) 標(biao)準(zhun)(zhun)橢(tuo)(tuo)圓型(xing)(xing)(xing)金(jin)屬(shu)環(huan)墊(dian)(dian)(dian)應用(yong)(yong)于(yu)(yu)有(you)標(biao)準(zhun)(zhun)凹槽(cao)(cao)的(de)法(fa)(fa)(fa)(fa)(fa)蘭(lan)(lan)。 R型(xing)(xing)(xing) 八(ba)(ba)角(jiao)墊(dian)(dian)(dian) 標(biao)準(zhun)(zhun)八(ba)(ba)角(jiao)型(xing)(xing)(xing)金(jin)屬(shu)環(huan)墊(dian)(dian)(dian)應用(yong)(yong)于(yu)(yu)有(you)標(biao)準(zhun)(zhun)凹槽(cao)(cao)的(de)法(fa)(fa)(fa)(fa)(fa)蘭(lan)(lan)。 RX型(xing)(xing)(xing) 八(ba)(ba)角(jiao)墊(dian)(dian)(dian)　耐(nai)壓(ya)(ya)(ya)(ya)(ya)(ya)(ya)可(ke)達(da)(da)700bar 此款墊(dian)(dian)(dian)片(pian)在使用(yong)(yong)時首(shou)先用(yong)(yong)外(wai)密(mi)(mi)封面(mian)與(yu)法(fa)(fa)(fa)(fa)(fa)蘭(lan)(lan)接觸,很(hen)高(gao)的(de)系(xi)統壓(ya)(ya)(ya)(ya)(ya)(ya)(ya)力(li)(li)會產(chan)生(sheng)很(hen)高(gao)的(de)底(di)座應力(li)(li)。 RX型(xing)(xing)(xing)可(ke)以(yi)和標(biao)準(zhun)(zhun)R型(xing)(xing)(xing)互(hu)換(huan)。 BX型(xing)(xing)(xing) 八(ba)(ba)角(jiao)墊(dian)(dian)(dian)　耐(nai)高(gao)壓(ya)(ya)(ya)(ya)(ya)(ya)(ya)（可(ke)達(da)(da)1500bar） BX型(xing)(xing)(xing)墊(dian)(dian)(dian)片(pian)由(you)增強(qiang)法(fa)(fa)(fa)(fa)(fa)蘭(lan)(lan)接觸面(mian)上(shang)的(de)墊(dian)(dian)(dian)片(pian)底(di)座壓(ya)(ya)(ya)(ya)(ya)(ya)(ya)力(li)(li)而產(chan)生(sheng)的(de)內部系(xi)統壓(ya)(ya)(ya)(ya)(ya)(ya)(ya)力(li)(li)進行自我密(mi)(mi)封控制(zhi)。此款墊(dian)(dian)(dian)片(pian)適(shi)(shi)用(yong)(yong)于(yu)(yu)API BX法(fa)(fa)(fa)(fa)(fa)蘭(lan)(lan)和榫槽(cao)(cao)法(fa)(fa)(fa)(fa)(fa)蘭(lan)(lan)。