Pneumatic Butterfly Valve

Pressure Range: 0-10bar
Nominal Diameter: DN40-DN500
Medium Temp.:  -20ºC-+120ºC (it depends on sealing material)
Top Flange: ISO 5211
Body: Ductile Cast Iron, CF8, CF8M
Disc: Ductile Cast Iron, CF8, CF8M
Stem: Stainless Steel
Seat: EPDM, PTFE
Operation: Handle, Worm wheel, Pneumatic, Electric
Air Supply Pressure: 3-8 bar
Medium: Drinking Water, Sewage, High Purity Water, Seawater, Air, etc.
Manufacture Standard: GB, ISO, ANSI, DIN
Control Feature: Double acting, Single-acting



Valves Specifications
1). Working Pressure: PN16, 25, 40-ANSI class 125/150/300
2). Connecting Flanged: ANSI B16.10
3). End connection: Wafer, Flanged
4). Body Material: CF8/CF8M, Carbon Steel,
5). Disc Material: Stainless steel, Carbon Steel,
6). Lined Material: PTFE/EPDM/FEP/NBR/VITON
7). Designed standard: API 609
8). Testing and Inspecting: API 598

Butterfly Valve Specifications
1). Nominal diameter: DN50-500
2). Pressure range: 0-16-40-64bar,
3). Working Temperature: Cast steel -29ºC to 425ºC Stainless steel: -40ºC to 600ºC
4). Body: Stainless Steel, Cast steel
5). Sealing material: Stainless steel
6). Disc: Cast steel, Stainless steel
7). Feature: Double buddle & Zero leakage
8). Medium: Water; steam; oil; acid
9). Control feature: on-off type, regulated type
10). Manufacturing standard: GB, ISO, ANSI, DIN

Torque range: 100~2,300N.m
Switching time: 19~47 S
Ambient temperature : -25ºC~+70ºC
Control method: On and off / modulating type
Weight: 11~36KG
Protection :  IP67, (IP68 optional)
Voltage: Single phase: AC110V/AC220V/AC24V
               Three-phase:AC220V/AC380V
               Direct current (DC):DC24V