Pneumatic butterfly valve Nominal diameter: DN40-500mm

Design Standard: API 609*

Installation plateform: ISO 5211

Length of the structure: API 609, EN 588 1~20 series etc.

Flange Standards: DIN 2501, PN1.0mPa, PN1.6mPa.

Pneumatic Valve Testing Standards: API 598

1. Industry Lug type flanged body style fit between FF or RF flanges.

2. PTFE bushing ensure the maximum shaft support and centralized alignment.

3. 360° polished disc assures positive on-off.

4. Hard-backed cartridge seat.

5. One piece shaft, pinned and splined disc.

6. Universal ISO 5211 mounting platform.

Pre-sale service:

Our working team are always here, ready to service you. Your email will be replied within 24 hours!

We also has a professional technical team to ensure the valve technical support for you all the time.

We can make sure that your buying valve from us will be a pleasant experience.

Valve after sale service:

Our valve enjoys a gurantee period of 18 months. During this time, if the valve was used under introduction and was not broken by any artificial factor, OTS will responsible for it.

We are rich in the experience of producing butterfly valves over more than 10 years, all of the butterfly valves we produced come up to the advanced standard home and abroad. With perfect manufacturing innovation, we export all specifications of butterfly valve. check valve and filters. Size from DN40mm to DN2400mm, with different materials for  body, disc, stem, pin, sealing. Working pressure 0.25MPa to 2.5MPa.

When you are going to make an inquiry to us, pls pay attention to mention the following points:

1. Nominal diameter

2. Medium

3. Pressure

4. side flange connect standard.

5. material of body, disc, stem, seat and other parts...

We will quote you according to the above information.