Product Description

wafer type manual butterfly valves

The standard of butterfly valves:
1.Design standard conform to: MSS SP**7, API**9, EN**3
2.Connection flange conform to: DIN PN*0/*6/*5, ANSI B*6.1, BS***4, ISO PN*0/*6,
3.JIS B***2/***3, BS *0 Table D, BS *0 Table E
4.Top flange conform to: ISO ***1
5.Face to face conform to: API**9, ISO***2 series *0, BS***5
6.Test standard conform to: API**8

The design characters of butterfly valves:
1. Rubber backed seat with stable valve torque.
2. Grooved sleeve design to achieve stable positioning.
3. Simple construction, small in size, light in weight. Easy disassembling, installation and maintenance.
4. Minimized operating torque. Lever, gear, pneumatic and electric actuators can be chosen.
5. Special design, high flow rate and low flow resistance.
6. Suitable medium: water, sewage, sea water, air, steam, food, medicament, oils, acids, alkalis, salts etc. No leakage under the rated pressure.

The Performance of butterfly valves:
1.Nominal Diameter: Non-backed: DN**-DN**0
2.Backed: DN**-DN**0
3.DN***-DN***0
4.Nominal Pressure PN (MPa):
1.0, 1.6, 2.0, 2.5
5.Testing pressure (water) Ps (MPa)
6.Body seat: 1.5 times rated pressure
Seat test: 1.1 times rated press
Tianjin Outshie Valve Co,. Ltd is a manufacturer in specializing in producing butterfly valves, check valves, gate valves, etc. We start valves business from the year of ***7, we promise high quality and best price butterfly valves. The butterfly valves can be in accordance with ANSI/BS/JIS/ISO, and universal flange standard, etc.

Welcome you to contact us for more details.