薄型保溫球閥BQ71F具有良好的保溫保冷特性，且閥門的通徑與管徑*，同時又能有效降低管路中介質熱量損失。主要用于石油、化工、冶金、制藥、食品等各類系統(tǒng)中，以輸送常溫下會凝固的高粘度介質。主要型號、保溫型：手動(BQ71F)、氣動(BQ671F)、電動(BQ971F)公稱通徑：DN15-100mm1/2“-4“公稱壓力：PN1.0-2.5MPaCLASS：150lb、JIS：10K薄型保溫球閥主要外形及連接尺寸表 公稱通徑(DN)產品型號 LDWH3-G(mm)(in)1.0MPa1.6MPa2.5MPa150Lb10k手動手動 151/2”405353534758130803/8203/4”456363635763170803/8251”5073737366741701003/8321 1/4”6084848475842001101/2401 1/2”7094949485892501201/2502”801091091091031042501301/2652 1/2”1101291291291221243501401/2803”1201441441441351343501501/21004”1401641641701731594201801/2 薄型保溫球閥型號、零件材料及主要參數 公稱壓力或壓力級產品型號PN1.0MPaBQ71F-10CBQ71F-10PBQ71F-10P8BQ71F-10P3BQ71F-10RBQ71F-10R8BQ71F-10R3PN1.6MPaBQ71F-16CBQ71F-16PBQ71F-16P8BQ71F-16P3BQ71F-16RBQ71F-16R8BQ71F-16R3PN2.5MPaBQ71F-25BQ71F-25PBQ71F-25P8BQ71F-25P3BQ71F-25RBQ71F-16R8BQ71F-25R3CLASS150BQ71F-150(LB)CBQ71F-150(LB)PBQ71F-150(LB)P8BQ71F-150(LB)P3BQ71F-150(LB)RBQ71F-150(LB)R8BQ71F-150(LB)R310KBQ71F-10(K)CBQ71F-10(K)PBQ71F-10(K)P8BQ71F-10(K)P3BQ71F-10(K)RBQ71F-10(K)R8BQ71F-10(K)R3主要零件材料閥體WCBZGlCr18Ni9TiCF8(304)CF8(304L)ZG1Cr18Ni12Mo2TiCF8M(316)CF8M(316L)球體、閥桿2Crl3lCr18Ni9Ti0Cr18Ni9(304)0Cr18Ni9(304L)1Cr18Ni2Mo2(316)0Cr17Ni2Mo2(316)0Cr17Ni2Mo2(316L)密封圈聚四氟乙烯 對位聚苯填料、墊圈V型聚四氟乙烯 柔性石墨環(huán) 聚四氟乙烯片 柔性石墨復合墊適用工況適用介質重油、膠類等硝酸腐蝕性介質強氧化性介質醋酸等腐蝕性介質尿素等腐蝕性介質適用溫度-28-300℃配管法蘭JB79-59、GB9113、SH3406 ANSI B16.5 JIS B2212BQ71F薄型保溫球閥_圣核閥門制造（上海）有限公司
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