工业泵网 90o回转青铜球阀:QUARTER-TURN BRONZE BALL VALVES:按照美国阀门和管件制造商标准化协会MSS-SP110标准制造,额定非冲击冷水工作压力为600 psi。阀体应该是焊接连接,三件式结构,便于铜焊安装时的拆卸。阀门应配置聚四氟乙烯阀座,不缩径全流道,防吹出阀杆和镀铬黄铜/青铜球体。新购买的阀门应该经过制造商的清洗和包装,适用于氧气管道系统。Manufactured in compliance with MSS-SP-110 and rated600 psi non-shock cold working pressure are to be used. Body shall have solder ends and3-pc. design permitting disassembly for brazing installation. Valve to have TFE seats, full-port, anti-blowout stems and chrome-plated brass/bronze ball. Valve shall be provided by manufacturer cleaned and bagged for oxygen service.可采用的阀门:美国尼伯科S-595-YX球阀(焊接)ACCEPTABLE VALVES:NIBCO S595-YX(solder)可采用的阀门,带6英寸连接端:美国尼伯科CS-595-YX-EC球阀(焊接,带加长阀罩)美国尼伯科CS-595-66-EC球阀(焊接,带加长阀罩和不锈钢阀内件)ACCEPTABLE VALVES W/6" STUB ENDS:NIBCO CS595-YX-EC(solder w/expanded cup)NIBCO CS595-66-YX-EC(solder w/expanded cup and stainless steel trim)注意:NOTE:如果要求管道处于绝缘状态,所选的球阀应该配置2英寸加长不导热手柄。此外,还要配置保护性套管,使得操作阀门时不会破坏气体密封或绝缘性能。Where piping is insulated, ball valves shall be equipped with2" extended handles of non-thermal conductive material. Also, provide a protective sleeve that allows operation of the valve without breaking the vapor seal or disturbing the insulation.可采用的阀门:美国尼伯科S-595-YXNS球阀(焊接)ACCEPTABLE VALVES:NIBCO S595-YXNS(solder)