功能 快速更换阀内件包 易于在线维护 使用中可监测行程 精度高 技术成熟 规格 阀体尺寸 NPS 1 或 2 / DN 25 或 50 NPS 3、4 或 6 / DN 80、100 或 150 NPS 8 x 6 / 200 x 150 材料和端部连接 铸铁:NPT、CL125 FF 或 CL250 RF 法兰 WCC 钢或 CF8M 不锈钢:NPT、SWE、BWE、CL150 RF、CL300 RF、CL600 RF 或 PN 16/25/40 法兰 较大入口压力 12.5 psig / 0.86 bar 较大出口(壳体)压力 1/2-inch w.c. to 7-psig / 1.2 mbar to 0.48 bar in eight ranges 出口压力范围 1/2 in. w.c. 至 7-psig / 1.2 mbar 至 0.48 bar,八个范围 取压方式 外取压 温度适用范围 NBR:-20 至 180°F / -29 至 82°C FKM 对于 in. w.c.:40 至 300°F / 4 至 149°C 对于 psig:0 至 300°F / -18 至 149°C EPDM:-20 至 275°F / -29 至 135°C FFKM:-20 至 300°F / -29 至 149°C Type 1290 vapor recovery regulator is a self-contained, pilot-operated regulator system used for vapor recovery blanketing gas. Features Quick-Change Trim Package Easy In-Line Maintenance In-Service Travel Inspection High Accuracy Proven Technology Specifications Body Sizes NPS 1 or 2 / DN 25 or 50 NPS 3, 4, or 6 / DN 80, 100 or 150 NPS 8 x 6 or 12 x 6 / 200 x 150 or 300 x 150 Materials and End Connections Cast Iron: NPT, CL125 FF or CL250 RF flanged WCC Steel or CF8M Stainless Steel: NPT, SWE, BWE, CL150 RF, CL300 RF, CL600 RF, or PN 16/25/40 flanged Maximum Inlet Pressure (Type EGR Main Valve) 12.5 psig / 0.86 bar Outlet Pressure Ranges 1/2-inch w.c. to 7-psig / 1.2 mbar to 0.48 bar in eight ranges Pressure Registration External Temperature Capabilities NBR: -20 to 180°F / -29 to 82°C FKM For inches w.c.: 40 to 300°F / 4 to 149°C For psig: 0 to 300°F / -18 to 149°C EPDM: -20 to 275°F / -29 to 135°C FFKM: -20 to 300°F / -29 to 149°C Fisher China Guangzhou Honest Gas Equipment Co., LTD. Tel:+86-020-32201622 Mobile phone|weixin:15876552411 E-mail:363495724@