金屬(shu)橢(tuo)圓(yuan)(yuan)(yuan)(yuan)(yuan)墊(dian)(dian)(dian)(dian)(dian)(dian)(dian)片(pian)(pian)由鍛(duan)造(zao)(zao)及(ji)熱(re)處(chu)理和(he)機械加工制成，是一(yi)種應用(yong)(yong)(yong)(yong)于油及(ji)氣(qi)體的(de)(de)(de)管(guan)法(fa)(fa)蘭，壓(ya)(ya)力容器(qi)，高速接合面(mian)(mian)(mian)(mian)，高溫(wen)高壓(ya)(ya)閥蓋等的(de)(de)(de)金屬(shu)密(mi)封(feng)(feng)墊(dian)(dian)(dian)(dian)(dian)(dian)(dian)片(pian)(pian)，尤其(qi)壓(ya)(ya)力、溫(wen)度有(you)波(bo)動的(de)(de)(de)場合，仍(reng)能保持較好的(de)(de)(de)密(mi)封(feng)(feng)性。 常用(yong)(yong)(yong)(yong)的(de)(de)(de)R型(xing)(xing)(xing)橢(tuo)圓(yuan)(yuan)(yuan)(yuan)(yuan)墊(dian)(dian)(dian)(dian)(dian)(dian)(dian)按截面(mian)(mian)(mian)(mian)分為(wei)橢(tuo)圓(yuan)(yuan)(yuan)(yuan)(yuan)型(xing)(xing)(xing)或八角(jiao)型(xing)(xing)(xing)，標(biao)(biao)準(zhun)(zhun)的(de)(de)(de)R型(xing)(xing)(xing)環形(xing)墊(dian)(dian)(dian)(dian)(dian)(dian)(dian)片(pian)(pian)按API 6A以及(ji)ASME B16.20標(biao)(biao)準(zhun)(zhun)尺(chi)寸制造(zao)(zao)，zui高使(shi)(shi)用(yong)(yong)(yong)(yong)壓(ya)(ya)力是10000PSI。在梯形(xing)槽(cao)法(fa)(fa)蘭中(zhong)八角(jiao)墊(dian)(dian)(dian)(dian)(dian)(dian)(dian)與(yu)橢(tuo)圓(yuan)(yuan)(yuan)(yuan)(yuan)墊(dian)(dian)(dian)(dian)(dian)(dian)(dian)可以互換。RX型(xing)(xing)(xing)適(shi)(shi)用(yong)(yong)(yong)(yong)于壓(ya)(ya)力增(zeng)強的(de)(de)(de)標(biao)(biao)準(zhun)(zhun)R型(xing)(xing)(xing)環狀墊(dian)(dian)(dian)(dian)(dian)(dian)(dian)片(pian)(pian)，適(shi)(shi)合于R 型(xing)(xing)(xing)一(yi)樣(yang)的(de)(de)(de)法(fa)(fa)蘭槽(cao)密(mi)封(feng)(feng)面(mian)(mian)(mian)(mian)。BX型(xing)(xing)(xing)適(shi)(shi)用(yong)(yong)(yong)(yong)于壓(ya)(ya)力增(zeng)強并(bing)且設計應用(yong)(yong)(yong)(yong)高達15000PSI壓(ya)(ya)力系(xi)統(tong)。有(you)多(duo)種材質及(ji)形(xing)式適(shi)(shi)用(yong)(yong)(yong)(yong)于不同的(de)(de)(de)設計與(yu)操(cao)作要求(qiu)，參考材質特(te)性表。 注意：選用(yong)(yong)(yong)(yong)橢(tuo)圓(yuan)(yuan)(yuan)(yuan)(yuan)墊(dian)(dian)(dian)(dian)(dian)(dian)(dian)材質硬(ying)度應低于法(fa)(fa)蘭面(mian)(mian)(mian)(mian)15~20HB,而且建議不要重復使(shi)(shi)用(yong)(yong)(yong)(yong)。 橢(tuo)圓(yuan)(yuan)(yuan)(yuan)(yuan)墊(dian)(dian)(dian)(dian)(dian)(dian)(dian)片(pian)(pian)適(shi)(shi)用(yong)(yong)(yong)(yong)標(biao)(biao)準(zhun)(zhun)： ANSI B16.5-1973 、 JPI-75-15-70 、 GB 699 、 GB1220 、 JB755 、 HG20633-97 【金屬(shu)橢(tuo)圓(yuan)(yuan)(yuan)(yuan)(yuan)墊(dian)(dian)(dian)(dian)(dian)(dian)(dian)片(pian)(pian)】主要形(xing)式： R型(xing)(xing)(xing)，橢(tuo)圓(yuan)(yuan)(yuan)(yuan)(yuan)墊(dian)(dian)(dian)(dian)(dian)(dian)(dian)片(pian)(pian) 標(biao)(biao)準(zhun)(zhun)橢(tuo)圓(yuan)(yuan)(yuan)(yuan)(yuan)型(xing)(xing)(xing)金屬(shu)環墊(dian)(dian)(dian)(dian)(dian)(dian)(dian)應用(yong)(yong)(yong)(yong)于有(you)標(biao)(biao)準(zhun)(zhun)凹槽(cao)的(de)(de)(de)法(fa)(fa)蘭。 R型(xing)(xing)(xing) 八角(jiao)墊(dian)(dian)(dian)(dian)(dian)(dian)(dian) 標(biao)(biao)準(zhun)(zhun)八角(jiao)型(xing)(xing)(xing)金屬(shu)環墊(dian)(dian)(dian)(dian)(dian)(dian)(dian)應用(yong)(yong)(yong)(yong)于有(you)標(biao)(biao)準(zhun)(zhun)凹槽(cao)的(de)(de)(de)法(fa)(fa)蘭。 RX型(xing)(xing)(xing) 八角(jiao)墊(dian)(dian)(dian)(dian)(dian)(dian)(dian)　耐壓(ya)(ya)可達700bar 此(ci)款墊(dian)(dian)(dian)(dian)(dian)(dian)(dian)片(pian)(pian)在使(shi)(shi)用(yong)(yong)(yong)(yong)時(shi)首先(xian)用(yong)(yong)(yong)(yong)外密(mi)封(feng)(feng)面(mian)(mian)(mian)(mian)與(yu)法(fa)(fa)蘭接觸(chu),很高的(de)(de)(de)系(xi)統(tong)壓(ya)(ya)力會產生(sheng)很高的(de)(de)(de)底座應力。 RX型(xing)(xing)(xing)可以和(he)標(biao)(biao)準(zhun)(zhun)R型(xing)(xing)(xing)互換。 BX型(xing)(xing)(xing) 八角(jiao)墊(dian)(dian)(dian)(dian)(dian)(dian)(dian)　耐高壓(ya)(ya)（可達1500bar） BX型(xing)(xing)(xing)墊(dian)(dian)(dian)(dian)(dian)(dian)(dian)片(pian)(pian)由增(zeng)強法(fa)(fa)蘭接觸(chu)面(mian)(mian)(mian)(mian)上的(de)(de)(de)墊(dian)(dian)(dian)(dian)(dian)(dian)(dian)片(pian)(pian)底座壓(ya)(ya)力而產生(sheng)的(de)(de)(de)內部系(xi)統(tong)壓(ya)(ya)力進行(xing)自我(wo)密(mi)封(feng)(feng)控制。此(ci)款墊(dian)(dian)(dian)(dian)(dian)(dian)(dian)片(pian)(pian)適(shi)(shi)用(yong)(yong)(yong)(yong)于API BX法(fa)(fa)蘭和(he)榫(sun)槽(cao)法(fa)(fa)蘭。

:廊坊華英高(gao)新(xin)材料有(you)限

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