金(jin)屬(shu)(shu)橢(tuo)圓(yuan)(yuan)(yuan)(yuan)墊(dian)(dian)片(pian)(pian)由鍛造及(ji)(ji)熱處理和(he)機械加(jia)工(gong)制(zhi)成，是一種應(ying)(ying)用(yong)(yong)(yong)于(yu)(yu)(yu)油及(ji)(ji)氣體的(de)管法(fa)蘭(lan)(lan)(lan)，壓(ya)力(li)(li)(li)(li)容器，高(gao)(gao)速(su)接合(he)面(mian)，高(gao)(gao)溫高(gao)(gao)壓(ya)閥蓋等的(de)金(jin)屬(shu)(shu)密(mi)封(feng)墊(dian)(dian)片(pian)(pian)，尤其壓(ya)力(li)(li)(li)(li)、溫度(du)有波動的(de)場合(he)，仍能(neng)保持(chi)較好的(de)密(mi)封(feng)性(xing)。 常用(yong)(yong)(yong)的(de)R型(xing)(xing)(xing)(xing)橢(tuo)圓(yuan)(yuan)(yuan)(yuan)墊(dian)(dian)按截面(mian)分(fen)為橢(tuo)圓(yuan)(yuan)(yuan)(yuan)型(xing)(xing)(xing)(xing)或八(ba)角(jiao)(jiao)型(xing)(xing)(xing)(xing)，標(biao)(biao)準(zhun)(zhun)的(de)R型(xing)(xing)(xing)(xing)環(huan)(huan)形(xing)(xing)墊(dian)(dian)片(pian)(pian)按API 6A以及(ji)(ji)ASME B16.20標(biao)(biao)準(zhun)(zhun)尺寸制(zhi)造，zui高(gao)(gao)使用(yong)(yong)(yong)壓(ya)力(li)(li)(li)(li)是10000PSI。在(zai)梯形(xing)(xing)槽(cao)法(fa)蘭(lan)(lan)(lan)中八(ba)角(jiao)(jiao)墊(dian)(dian)與(yu)橢(tuo)圓(yuan)(yuan)(yuan)(yuan)墊(dian)(dian)可以互換。RX型(xing)(xing)(xing)(xing)適(shi)用(yong)(yong)(yong)于(yu)(yu)(yu)壓(ya)力(li)(li)(li)(li)增(zeng)強(qiang)的(de)標(biao)(biao)準(zhun)(zhun)R型(xing)(xing)(xing)(xing)環(huan)(huan)狀墊(dian)(dian)片(pian)(pian)，適(shi)合(he)于(yu)(yu)(yu)R 型(xing)(xing)(xing)(xing)一樣的(de)法(fa)蘭(lan)(lan)(lan)槽(cao)密(mi)封(feng)面(mian)。BX型(xing)(xing)(xing)(xing)適(shi)用(yong)(yong)(yong)于(yu)(yu)(yu)壓(ya)力(li)(li)(li)(li)增(zeng)強(qiang)并且(qie)設計應(ying)(ying)用(yong)(yong)(yong)高(gao)(gao)達(da)15000PSI壓(ya)力(li)(li)(li)(li)系統(tong)(tong)。有多種材質(zhi)及(ji)(ji)形(xing)(xing)式適(shi)用(yong)(yong)(yong)于(yu)(yu)(yu)不同(tong)的(de)設計與(yu)操作要求，參考材質(zhi)特性(xing)表。 注意：選用(yong)(yong)(yong)橢(tuo)圓(yuan)(yuan)(yuan)(yuan)墊(dian)(dian)材質(zhi)硬(ying)度(du)應(ying)(ying)低于(yu)(yu)(yu)法(fa)蘭(lan)(lan)(lan)面(mian)15~20HB,而且(qie)建(jian)議不要重(zhong)復使用(yong)(yong)(yong)。 橢(tuo)圓(yuan)(yuan)(yuan)(yuan)墊(dian)(dian)片(pian)(pian)適(shi)用(yong)(yong)(yong)標(biao)(biao)準(zhun)(zhun)： ANSI B16.5-1973 、 JPI-75-15-70 、 GB 699 、 GB1220 、 JB755 、 HG20633-97 【金(jin)屬(shu)(shu)橢(tuo)圓(yuan)(yuan)(yuan)(yuan)墊(dian)(dian)片(pian)(pian)】主要形(xing)(xing)式： R型(xing)(xing)(xing)(xing)，橢(tuo)圓(yuan)(yuan)(yuan)(yuan)墊(dian)(dian)片(pian)(pian) 標(biao)(biao)準(zhun)(zhun)橢(tuo)圓(yuan)(yuan)(yuan)(yuan)型(xing)(xing)(xing)(xing)金(jin)屬(shu)(shu)環(huan)(huan)墊(dian)(dian)應(ying)(ying)用(yong)(yong)(yong)于(yu)(yu)(yu)有標(biao)(biao)準(zhun)(zhun)凹槽(cao)的(de)法(fa)蘭(lan)(lan)(lan)。 R型(xing)(xing)(xing)(xing) 八(ba)角(jiao)(jiao)墊(dian)(dian) 標(biao)(biao)準(zhun)(zhun)八(ba)角(jiao)(jiao)型(xing)(xing)(xing)(xing)金(jin)屬(shu)(shu)環(huan)(huan)墊(dian)(dian)應(ying)(ying)用(yong)(yong)(yong)于(yu)(yu)(yu)有標(biao)(biao)準(zhun)(zhun)凹槽(cao)的(de)法(fa)蘭(lan)(lan)(lan)。 RX型(xing)(xing)(xing)(xing) 八(ba)角(jiao)(jiao)墊(dian)(dian)　耐壓(ya)可達(da)700bar 此款墊(dian)(dian)片(pian)(pian)在(zai)使用(yong)(yong)(yong)時(shi)首(shou)先用(yong)(yong)(yong)外密(mi)封(feng)面(mian)與(yu)法(fa)蘭(lan)(lan)(lan)接觸,很高(gao)(gao)的(de)系統(tong)(tong)壓(ya)力(li)(li)(li)(li)會(hui)產(chan)生很高(gao)(gao)的(de)底(di)座應(ying)(ying)力(li)(li)(li)(li)。 RX型(xing)(xing)(xing)(xing)可以和(he)標(biao)(biao)準(zhun)(zhun)R型(xing)(xing)(xing)(xing)互換。 BX型(xing)(xing)(xing)(xing) 八(ba)角(jiao)(jiao)墊(dian)(dian)　耐高(gao)(gao)壓(ya)（可達(da)1500bar） BX型(xing)(xing)(xing)(xing)墊(dian)(dian)片(pian)(pian)由增(zeng)強(qiang)法(fa)蘭(lan)(lan)(lan)接觸面(mian)上的(de)墊(dian)(dian)片(pian)(pian)底(di)座壓(ya)力(li)(li)(li)(li)而產(chan)生的(de)內部系統(tong)(tong)壓(ya)力(li)(li)(li)(li)進行自我密(mi)封(feng)控制(zhi)。此款墊(dian)(dian)片(pian)(pian)適(shi)用(yong)(yong)(yong)于(yu)(yu)(yu)API BX法(fa)蘭(lan)(lan)(lan)和(he)榫槽(cao)法(fa)蘭(lan)(lan)(lan)。

:廊坊華英高(gao)新材料有限(xian)

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