High temperature pneumatic ball valve

source：Xiamen, rhett fluid control co., LTD The information has been viewed： 3959 Time：2013-07-03 14:06:56


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:
■ 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
■ high temperature valve seat sealing increasing blade design
■ creep resistance, high temperature valve stem by nitriding type precipitation hardening stainless steel
Technical parameters:
■ nominal size: NPS2 "NPS20" DN50 to DN500
■ nominal pressure: Class 150 ～ Class 900 PN1.6 ~ PN16MPa
■ design standard: ANSI API 6D GB/T 12237
■. Structural length: ASME B16.10 GB/T 12221
■ applicable temperature: -29 ℃ ~ 593 ℃
■ flange end / butt-welding ends: customer requirements.
■ test and inspection: API 598 GB/T 13927
The material of main parts:
Body: WCB WC6 WC9 CF8 CF8M CF3 CF3M
Seat: + hard alloy steel (STL6 STL8) or stainless steel or alloy steel
Sphere: A105+ENP, LF2+ENP F304 F316
Stem: A182 F6a F22 F9 F304 F316 F321
Packing: 304+ graphite asbestos packing