金屬(shu)(shu)橢(tuo)圓(yuan)(yuan)墊(dian)(dian)(dian)片(pian)(pian)由(you)(you)鍛造及(ji)熱處理和機械加(jia)工制(zhi)成，是(shi)一種應(ying)用(yong)(yong)(yong)于(yu)(yu)油及(ji)氣體的(de)(de)管法(fa)(fa)(fa)(fa)蘭(lan)(lan)(lan)(lan)，壓(ya)力(li)容器，高速接合面(mian)(mian)，高溫高壓(ya)閥蓋等的(de)(de)金屬(shu)(shu)密(mi)(mi)封墊(dian)(dian)(dian)片(pian)(pian)，尤其壓(ya)力(li)、溫度有(you)波動的(de)(de)場合，仍能保持較好的(de)(de)密(mi)(mi)封性(xing)。 常用(yong)(yong)(yong)的(de)(de)R型(xing)(xing)橢(tuo)圓(yuan)(yuan)墊(dian)(dian)(dian)按(an)截面(mian)(mian)分為橢(tuo)圓(yuan)(yuan)型(xing)(xing)或八角(jiao)(jiao)型(xing)(xing)，標(biao)準(zhun)的(de)(de)R型(xing)(xing)環(huan)形(xing)(xing)墊(dian)(dian)(dian)片(pian)(pian)按(an)API 6A以(yi)及(ji)ASME B16.20標(biao)準(zhun)尺(chi)寸制(zhi)造，zui高使(shi)用(yong)(yong)(yong)壓(ya)力(li)是(shi)10000PSI。在(zai)梯(ti)形(xing)(xing)槽法(fa)(fa)(fa)(fa)蘭(lan)(lan)(lan)(lan)中八角(jiao)(jiao)墊(dian)(dian)(dian)與橢(tuo)圓(yuan)(yuan)墊(dian)(dian)(dian)可(ke)以(yi)互換(huan)。RX型(xing)(xing)適用(yong)(yong)(yong)于(yu)(yu)壓(ya)力(li)增(zeng)強(qiang)的(de)(de)標(biao)準(zhun)R型(xing)(xing)環(huan)狀墊(dian)(dian)(dian)片(pian)(pian)，適合于(yu)(yu)R 型(xing)(xing)一樣的(de)(de)法(fa)(fa)(fa)(fa)蘭(lan)(lan)(lan)(lan)槽密(mi)(mi)封面(mian)(mian)。BX型(xing)(xing)適用(yong)(yong)(yong)于(yu)(yu)壓(ya)力(li)增(zeng)強(qiang)并且(qie)設(she)計(ji)應(ying)用(yong)(yong)(yong)高達15000PSI壓(ya)力(li)系統(tong)。有(you)多種材(cai)質(zhi)及(ji)形(xing)(xing)式(shi)適用(yong)(yong)(yong)于(yu)(yu)不同(tong)的(de)(de)設(she)計(ji)與操作要求(qiu)，參考(kao)材(cai)質(zhi)特性(xing)表。 注意：選用(yong)(yong)(yong)橢(tuo)圓(yuan)(yuan)墊(dian)(dian)(dian)材(cai)質(zhi)硬度應(ying)低于(yu)(yu)法(fa)(fa)(fa)(fa)蘭(lan)(lan)(lan)(lan)面(mian)(mian)15~20HB,而且(qie)建議不要重復使(shi)用(yong)(yong)(yong)。 橢(tuo)圓(yuan)(yuan)墊(dian)(dian)(dian)片(pian)(pian)適用(yong)(yong)(yong)標(biao)準(zhun)： ANSI B16.5-1973 、 JPI-75-15-70 、 GB 699 、 GB1220 、 JB755 、 HG20633-97 【金屬(shu)(shu)橢(tuo)圓(yuan)(yuan)墊(dian)(dian)(dian)片(pian)(pian)】主要形(xing)(xing)式(shi)： R型(xing)(xing)，橢(tuo)圓(yuan)(yuan)墊(dian)(dian)(dian)片(pian)(pian) 標(biao)準(zhun)橢(tuo)圓(yuan)(yuan)型(xing)(xing)金屬(shu)(shu)環(huan)墊(dian)(dian)(dian)應(ying)用(yong)(yong)(yong)于(yu)(yu)有(you)標(biao)準(zhun)凹槽的(de)(de)法(fa)(fa)(fa)(fa)蘭(lan)(lan)(lan)(lan)。 R型(xing)(xing) 八角(jiao)(jiao)墊(dian)(dian)(dian) 標(biao)準(zhun)八角(jiao)(jiao)型(xing)(xing)金屬(shu)(shu)環(huan)墊(dian)(dian)(dian)應(ying)用(yong)(yong)(yong)于(yu)(yu)有(you)標(biao)準(zhun)凹槽的(de)(de)法(fa)(fa)(fa)(fa)蘭(lan)(lan)(lan)(lan)。 RX型(xing)(xing) 八角(jiao)(jiao)墊(dian)(dian)(dian)　耐(nai)壓(ya)可(ke)達700bar 此(ci)款墊(dian)(dian)(dian)片(pian)(pian)在(zai)使(shi)用(yong)(yong)(yong)時首(shou)先用(yong)(yong)(yong)外密(mi)(mi)封面(mian)(mian)與法(fa)(fa)(fa)(fa)蘭(lan)(lan)(lan)(lan)接觸,很(hen)高的(de)(de)系統(tong)壓(ya)力(li)會產生(sheng)很(hen)高的(de)(de)底(di)座(zuo)應(ying)力(li)。 RX型(xing)(xing)可(ke)以(yi)和標(biao)準(zhun)R型(xing)(xing)互換(huan)。 BX型(xing)(xing) 八角(jiao)(jiao)墊(dian)(dian)(dian)　耐(nai)高壓(ya)（可(ke)達1500bar） BX型(xing)(xing)墊(dian)(dian)(dian)片(pian)(pian)由(you)(you)增(zeng)強(qiang)法(fa)(fa)(fa)(fa)蘭(lan)(lan)(lan)(lan)接觸面(mian)(mian)上的(de)(de)墊(dian)(dian)(dian)片(pian)(pian)底(di)座(zuo)壓(ya)力(li)而產生(sheng)的(de)(de)內部系統(tong)壓(ya)力(li)進行自我密(mi)(mi)封控(kong)制(zhi)。此(ci)款墊(dian)(dian)(dian)片(pian)(pian)適用(yong)(yong)(yong)于(yu)(yu)API BX法(fa)(fa)(fa)(fa)蘭(lan)(lan)(lan)(lan)和榫(sun)槽法(fa)(fa)(fa)(fa)蘭(lan)(lan)(lan)(lan)。

:廊坊華英高(gao)新材料有限

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