金(jin)屬(shu)(shu)(shu)橢(tuo)(tuo)圓墊(dian)(dian)片(pian)由鍛造及熱處理和(he)機械加(jia)工制成(cheng)，是一(yi)種(zhong)應(ying)(ying)(ying)用(yong)于(yu)油及氣(qi)體的(de)(de)(de)(de)管法(fa)(fa)蘭(lan)，壓(ya)(ya)力(li)(li)容器(qi)，高(gao)(gao)(gao)速接(jie)合(he)面(mian)，高(gao)(gao)(gao)溫高(gao)(gao)(gao)壓(ya)(ya)閥蓋等的(de)(de)(de)(de)金(jin)屬(shu)(shu)(shu)密(mi)(mi)(mi)封墊(dian)(dian)片(pian)，尤其壓(ya)(ya)力(li)(li)、溫度有波動的(de)(de)(de)(de)場合(he)，仍能保持較(jiao)好的(de)(de)(de)(de)密(mi)(mi)(mi)封性。 常用(yong)的(de)(de)(de)(de)R型(xing)(xing)(xing)(xing)(xing)(xing)橢(tuo)(tuo)圓墊(dian)(dian)按截面(mian)分為(wei)橢(tuo)(tuo)圓型(xing)(xing)(xing)(xing)(xing)(xing)或八(ba)角(jiao)(jiao)型(xing)(xing)(xing)(xing)(xing)(xing)，標(biao)(biao)準(zhun)(zhun)(zhun)(zhun)的(de)(de)(de)(de)R型(xing)(xing)(xing)(xing)(xing)(xing)環形(xing)墊(dian)(dian)片(pian)按API 6A以及ASME B16.20標(biao)(biao)準(zhun)(zhun)(zhun)(zhun)尺寸制造，zui高(gao)(gao)(gao)使用(yong)壓(ya)(ya)力(li)(li)是10000PSI。在梯形(xing)槽(cao)(cao)法(fa)(fa)蘭(lan)中(zhong)八(ba)角(jiao)(jiao)墊(dian)(dian)與橢(tuo)(tuo)圓墊(dian)(dian)可(ke)(ke)以互換(huan)。RX型(xing)(xing)(xing)(xing)(xing)(xing)適(shi)(shi)用(yong)于(yu)壓(ya)(ya)力(li)(li)增強(qiang)(qiang)的(de)(de)(de)(de)標(biao)(biao)準(zhun)(zhun)(zhun)(zhun)R型(xing)(xing)(xing)(xing)(xing)(xing)環狀墊(dian)(dian)片(pian)，適(shi)(shi)合(he)于(yu)R 型(xing)(xing)(xing)(xing)(xing)(xing)一(yi)樣(yang)的(de)(de)(de)(de)法(fa)(fa)蘭(lan)槽(cao)(cao)密(mi)(mi)(mi)封面(mian)。BX型(xing)(xing)(xing)(xing)(xing)(xing)適(shi)(shi)用(yong)于(yu)壓(ya)(ya)力(li)(li)增強(qiang)(qiang)并且(qie)設(she)計(ji)應(ying)(ying)(ying)用(yong)高(gao)(gao)(gao)達15000PSI壓(ya)(ya)力(li)(li)系(xi)統。有多種(zhong)材(cai)質及形(xing)式(shi)適(shi)(shi)用(yong)于(yu)不(bu)(bu)同的(de)(de)(de)(de)設(she)計(ji)與操(cao)作要求，參考(kao)材(cai)質特性表(biao)。 注意(yi)：選用(yong)橢(tuo)(tuo)圓墊(dian)(dian)材(cai)質硬度應(ying)(ying)(ying)低于(yu)法(fa)(fa)蘭(lan)面(mian)15~20HB,而且(qie)建議不(bu)(bu)要重復使用(yong)。 橢(tuo)(tuo)圓墊(dian)(dian)片(pian)適(shi)(shi)用(yong)標(biao)(biao)準(zhun)(zhun)(zhun)(zhun)： ANSI B16.5-1973 、 JPI-75-15-70 、 GB 699 、 GB1220 、 JB755 、 HG20633-97 【金(jin)屬(shu)(shu)(shu)橢(tuo)(tuo)圓墊(dian)(dian)片(pian)】主要形(xing)式(shi)： R型(xing)(xing)(xing)(xing)(xing)(xing)，橢(tuo)(tuo)圓墊(dian)(dian)片(pian) 標(biao)(biao)準(zhun)(zhun)(zhun)(zhun)橢(tuo)(tuo)圓型(xing)(xing)(xing)(xing)(xing)(xing)金(jin)屬(shu)(shu)(shu)環墊(dian)(dian)應(ying)(ying)(ying)用(yong)于(yu)有標(biao)(biao)準(zhun)(zhun)(zhun)(zhun)凹(ao)槽(cao)(cao)的(de)(de)(de)(de)法(fa)(fa)蘭(lan)。 R型(xing)(xing)(xing)(xing)(xing)(xing) 八(ba)角(jiao)(jiao)墊(dian)(dian) 標(biao)(biao)準(zhun)(zhun)(zhun)(zhun)八(ba)角(jiao)(jiao)型(xing)(xing)(xing)(xing)(xing)(xing)金(jin)屬(shu)(shu)(shu)環墊(dian)(dian)應(ying)(ying)(ying)用(yong)于(yu)有標(biao)(biao)準(zhun)(zhun)(zhun)(zhun)凹(ao)槽(cao)(cao)的(de)(de)(de)(de)法(fa)(fa)蘭(lan)。 RX型(xing)(xing)(xing)(xing)(xing)(xing) 八(ba)角(jiao)(jiao)墊(dian)(dian)　耐(nai)壓(ya)(ya)可(ke)(ke)達700bar 此(ci)款(kuan)墊(dian)(dian)片(pian)在使用(yong)時首先用(yong)外(wai)密(mi)(mi)(mi)封面(mian)與法(fa)(fa)蘭(lan)接(jie)觸,很(hen)高(gao)(gao)(gao)的(de)(de)(de)(de)系(xi)統壓(ya)(ya)力(li)(li)會產生(sheng)很(hen)高(gao)(gao)(gao)的(de)(de)(de)(de)底座(zuo)(zuo)應(ying)(ying)(ying)力(li)(li)。 RX型(xing)(xing)(xing)(xing)(xing)(xing)可(ke)(ke)以和(he)標(biao)(biao)準(zhun)(zhun)(zhun)(zhun)R型(xing)(xing)(xing)(xing)(xing)(xing)互換(huan)。 BX型(xing)(xing)(xing)(xing)(xing)(xing) 八(ba)角(jiao)(jiao)墊(dian)(dian)　耐(nai)高(gao)(gao)(gao)壓(ya)(ya)（可(ke)(ke)達1500bar） BX型(xing)(xing)(xing)(xing)(xing)(xing)墊(dian)(dian)片(pian)由增強(qiang)(qiang)法(fa)(fa)蘭(lan)接(jie)觸面(mian)上的(de)(de)(de)(de)墊(dian)(dian)片(pian)底座(zuo)(zuo)壓(ya)(ya)力(li)(li)而產生(sheng)的(de)(de)(de)(de)內部系(xi)統壓(ya)(ya)力(li)(li)進行自我密(mi)(mi)(mi)封控制。此(ci)款(kuan)墊(dian)(dian)片(pian)適(shi)(shi)用(yong)于(yu)API BX法(fa)(fa)蘭(lan)和(he)榫(sun)槽(cao)(cao)法(fa)(fa)蘭(lan)。

:廊(lang)坊華英高新材料(liao)有限

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