الوصف

 
 Specification:

Size: 2”*8” / *0mm – **0 mm

Design standard: API **9, BS EN **3, MSS SP**7.

Face-to-Face dimension: API **9, ISO ***2, BS EN **8, BS ***5, MS SP**7.

Flange Drilling: ANSI B *6.1, BS EN ***2, DIN ***1 PN *0/*6, BS *0 Table E, JIS B***2/***3 5K, *0K, *6K.

Test: API **8.

Lever operator.

Pressure & Temperature ratings:
Working Pressure
PN*0 / PN*6
 
Testing Pressure
Shell: 1.5 times rated pressure,
Seat: 1.1 times rated pressure.
 
Working Temperature
**0°C to *0°C (NBR)
**0°C to **0°C (EPDM)
 
Suitable Media：Water, Oil and gas.
 
Parts Materials
 
Body：Cast iron, ductile iron, carbon steel, stainless steel
 
Disc：Nickel ductile iron / Al bronze / Stainless steel
 
Seat：EPDM / NBR / VITON / PTFE
 
Stem：Stainless steel / Carbon steel
 
Bushing：PTFE
 
“O” ring：PTFE
 
Pin：Stainless steel
 
Key：Stainless steel
 
Application:

The product is used for throttling or shutting off the flow of corrosive or non corrosive gases, liquids and semiliquid. It can be installed in any selected position in pipelines in the industries of petroleum processing, chemicals, food, medicine, textile, paper making, hydroelectricity engineering, building, water supply and sewage, metallurgy, energy engineering as well as light industry.