进口压力开关J120-530电厂专用防爆开关燃烧炉压力控制器J120-530量程：-746.7-0MABR压力接口1/2NPTF电气接口3/4NPTF316焊接膜片防止燃油泄漏UE压力开关316不锈钢、哈氏合金B\C锰乃尔合金等材质抗腐蚀焊接膜片在很多应用中代替了普通密封膜片，从而提高了在腐蚀性溶剂、特性钠、盐、有机/无机酸、碱、海水等苛刻条件下***化、抗腐蚀能力。J120-535美国UE隔爆型压力开关，焊接316L不锈钢膜片及压力接口，满足微小压力及真空压力控制（J120-530\J120-531\J120-532），用于有较强腐蚀性并且******等***性介质的苛刻场合。J120-520J120-521J120-522J120-523J120-616J120-680J120-701J120-15835J120-524J120-525J120-530J120-S126BJ120-376J120-270J120-274J120-612J120-531J120-532J120-533J120-534J120-356J120-358J120-361J120-15622J120-535J120-560J120-561J120-S134BJ120-144J120-152J120-156J120-164J120-562J120-563J120-564J120-565J120-126J120-134J120-137J120-S164BJ120-566J120-567J120-171J120-S137BJ120-491J120-492J120-493J120-494J120-172J120-173J120-174J120-183J120-193J120-194J120-490J120-S156BJ120-184J120-185J120-186J120-S144BJ120-489J120-190J120-191J120-192J120-485J120-486J120-488J120-S152BJ120-188J120-189J120-483J120-484J120-702J120-703J120-704J120-705J120-552J120-553J120-554J120-15839J120-450J120-451J120-452J120-15837J120-453J120-454J120-550J120-551J120K-147J120K-157J120K-367J120K-455J120K-548J120-555J120K-S157BJ120K-456J120-15834J120-15836J120K-544J120K-545J120K-546J120K-547J120K-457J120K-599J120K-540J120K-541J120K-542J120K-543J120-15838)