Application areas: 
 Petroleum and petrochemical, Shipbuilding Industry, metallurgy, electronics, electrical equipment, gas, plating coating, textile, medical equipment, pharmaceutical, food, tobacco, rubber, drainage, HVAC, environmental protection equipment, fire safety, building automation and so on. 

 Technical standards: 
 Design Standards: ASME B16.34, API 608 
 Structure length: ASME B16.10, JIS B2002 
 Connection: wafer, multi-ear style, flanged 
 Body material: cast iron, ductile iron, cast steel, stainless steel 
 Valve plate material: cast iron, ductile iron, cast steel, stainless steel 
 Sealing material: EPDM, NBR, VITON, PTFE 

 Technical parameters 
 Electric matching UM series, Germany AUMA, SUN YEH 
 Power Pressure AC22V AC380V (other special) 
 Ambient temperature -30 ℃ ~ +80 ℃ 
 Degree of protection IP67