Prolong Service Life- China Gaoneng valves Group co.,ltd-Main configuration characteristic of 815 , 830 series of butterfly valve is composed of wafer and flange three eccentricity , then main configuration characteristic of 815 , 830L series butterfly valve is edge of body with protruding ears and single flange conflguration with screw.815 , 830 series of butterfly valve has been widely utilized in petroleum , chemical industry and industrial environmental protection water treatment , high building , water supplying and draining.The main characteristic is :due to use three eccentric configuration , hermetic capability reliably , which ensure disc never touch sealing seat when it start , solve the problem of hermetical seat burden unequally , prolong service life , and ensure reliable hermetic capability with advantage of high temperature resistant , wearable , antisepsis etc. ■Adoption standard Design standard:API609-83 flange connection dimension:ANSI B 16.5 Structure length:ANSI B 16.10-1992 Pressure test:API 598-82 ■Main technology parameter Nominal diameter DN(mm) 830W 2"~36" Nominal pressure PN(Mpa) 150Lb 300Lb Ps(MPa) Shell test 3.0 7.5 Seal test 2.2 5.5 Appropriate medium Water , steam , oil , seawater Appropriate temperatuer -29℃~425℃ ■Material for main parts Parts name Material Body: WCB?304?316?316SS?CF8M Disc :WCB?304?316?316SS?CF8M Stem: 316?2Cr13?1Cr18Ni9Ti Seal ring :316?Fluorine plastic Packing :Flesxible graphite , fluorine plastic
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  - Prolong Service Life- China Gaoneng valves Group co.,ltd
Main configuration characteristic of 815 , 830 series of butterfly valve is composed of wafer and flange three eccentricity , then main configuration characteristic of 815 , 830L series butterfly valve is edge of body with protruding ears and single flange conflguration with screw.815 , 830 series of butterfly valve has been widely utilized in petroleum , chemical industry and industrial environmental protection water treatment , high building , water supplying and draining.The main characteristic is :due to use three eccentric configuration , hermetic capability reliably , which ensure disc never touch sealing seat when it start , solve the problem of hermetical seat burden unequally , prolong service life , and ensure reliable hermetic capability with advantage of high temperature resistant , wearable , antisepsis etc. ■Adoption standard Design standard:API609-83 flange connection dimension:ANSI B 16.5 Structure length:ANSI B 16.10-1992 Pressure test:API 598-82 ■Main technology parameter Nominal diameter DN(mm) 830W 2"~36" Nominal pressure PN(Mpa) 150Lb 300Lb Ps(MPa) Shell test 3.0 7.5 Seal test 2.2 5.5 Appropriate medium Water , steam , oil , seawater Appropriate temperatuer -29℃~425℃ ■Material for main parts Parts name Material Body: WCB?304?316?316SS?CF8M Disc :WCB?304?316?316SS?CF8M Stem: 316?2Cr13?1Cr18Ni9Ti Seal ring :316?Fluorine plastic Packing :Flesxible graphite , fluorine plastic Main configuration characteristic of 815 , 830 series of butterfly valve is composed of wafer and flange three eccentricity , then main configuration characteristic of 815 , 830L series butterfly valve is edge of body with protruding ears and single flange conflguration with screw.815 , 830 series of butterfly valve has been widely utilized in petroleum , chemical industry and industrial environmental protection water treatment , high building , water supplying and draining.The main characteristic is :due to use three eccentric configuration , hermetic capability reliably , which ensure disc never touch sealing seat when it start , solve the problem of hermetical seat burden unequally , prolong service life , and ensure reliable hermetic capability with advantage of high temperature resistant , wearable , antisepsis etc. ■Adoption standard Design standard:API609-83 flange connection dimension:ANSI B 16.5 Structure length:ANSI B 16.10-1992 Pressure test:API 598-82 ■Main technology parameter Nominal diameter DN(mm) 830W 2"~36" Nominal pressure PN(Mpa) 150Lb 300Lb Ps(MPa) Shell test 3.0 7.5 Seal test 2.2 5.5 Appropriate medium Water , steam , oil , seawater Appropriate temperatuer -29℃~425℃ ■Material for main parts Parts name Material Body: WCB?304?316?316SS?CF8M Disc :WCB?304?316?316SS?CF8M Stem: 316?2Cr13?1Cr18Ni9Ti Seal ring :316?Fluorine plastic Packing :Flesxible graphite , fluorine plastic  
 
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