Gas-liquid performance
source£ºXiamen, rhett fluid control co., LTD The information has been viewed£º 4437 Time£º2013-07-03 14:05:40
Widely used in petroleum, natural gas, coal and ore extraction, refining and pipeline systems; chemical products, medicine and food production; electric power production system of hydropower, thermal power and nuclear power in the city; and industrial enterprises in the water supply and drainage, heating and gas supply system
Product features:
¡ö metal seal (spray welding Ni60), grinding equipment, manual fine grinding, so that the valve to achieve high standards, 0 leakage. Wear resistant, high temperature resistant, light switch, long service life,.
¡ö soft seal and seal design, double.
¡ö stem anti-emitting and pour sealing structure
Static structure, anti -, prevent the misoperation structure, refractory structure
Technical parameters:
¡ö nominal size: NPS2 "NPS20" DN50 to DN500
¡ö nominal pressure: Class 150 ¡« Class 900 PN1.6 ~ PN16MPa
¡ö design standard: ANSI API 6D GB/T 12237
¡ö. Structural length: ASME B16.10 GB/T 12221
¡ö applicable temperature: -29 ¡æ ~ 425 ¡æ
¡ö flange end / butt-welding ends: customer requirements.
¡ö test and inspection: API 598 GB/T 13927
The material of main parts:
Body: A105 LF2
Seat: + hard alloy steel (STL6 STL8) or PTFE
Sphere: A105+ENP, LF2+ENP F304 F316
Stem: A182 F6a F22 F9 F304 F316 F321
Packing: "O" seal ring +304+ graphite asbestos packing