AWWA Flange Standards differ from ANSI (American National Standards Institute) and ASME (American Society of Mechanical Engineers) certifications in a variety of ways, the most important being their specificity: AWWA standards evaluate properties that particularly affect potable water use, as opposed to broader industrial flange applications. AWWA Flanges,WNRF Flange,HDG Flange,AWWA C207 Flanges Shandong Zhongnuo Heavy Industry Co.,Ltd. , https://www.zhongnuoflange.com
2.Process:Sand mold casting,machining
3.Bore:Pilot bore, finished bore, taper bore, bore for QD bushing
4.Surface finish:Black oxide,paint, phosphating
European standard: Â Â
a) V-belt pulleys for taper bushings: SPA, SPB, SPC,SPZ,groove up to 10
b) Adjustable speed V-belt pulleys and variable speed pulleys  Â
c) Flat belt pulleys and conveyor belt pulleys
American standard: Â Â
a) Sheaves for taper bushings: 3V, 5V, 8V Â Â
b) Sheaves for QD bushings: 3V, 5V, 8V Â
c) Sheaves for split taper bushings: 3V, 5V, 8V
Â
1.Material:Cast iron
2.Process:Sand mold casting,machining
3.Bore:Pilot bore, finished bore, taper bore, bore for QD bushing
4.Surface finish:Black oxide,paint, phosphating
European standard: Â Â
a) V-belt pulleys for taper bushings: SPA, SPB, SPC,SPZ,groove up to 10
b) Adjustable speed V-belt pulleys and variable speed pulleys  Â
c) Flat belt pulleys and conveyor belt pulleys
American standard: Â Â
a) Sheaves for taper bushings: 3V, 5V, 8V Â Â
b) Sheaves for QD bushings: 3V, 5V, 8V Â
c) Sheaves for split taper bushings: 3V, 5V, 8V
Â
Cast Iron V Belt Pulley for Sale
Model NO.: pulley
Delivery: About 35-45days
Mark: Based on Customer′s Requirement
Trademark: OEM
Transport Package: Standard Export Case
Origin: Zhejiang, China (Mainland)
HS Code: 848390000
Model NO.: pulley
Delivery: About 35-45days
Mark: Based on Customer′s Requirement
Trademark: OEM
Transport Package: Standard Export Case
Origin: Zhejiang, China (Mainland)
HS Code: 848390000
1.Material:Cast iron