Professional China Air Release Valve - 2502 Lug Butterfly Valve – Convista
Professional China Air Release Valve - 2502 Lug Butterfly Valve – Convista Detail:
Meet or exceed the requirements of EN593, AS4795.1 and MSS SP-67.
Replaceable liner for DN300 and below sizes, Vulcanized liner for DN350 and above size.
2 shafts for DN300 and below sizes and 1 shaft for DN350 and above size.
Mounting flange in accordance with ISO 5211 or MSS SP-102.
Connection flanged ends: PN10/16, Class 125 and Table D/E.
WRAS approved.
SS304 / 316 stainless steel shaft.
GX5CrNiMo19-11-2 (1.4408) disc for #2502.
Gear operator or handle operated.
Built-in temper switch of gear operator.
| Part | Material | EN Specification | ASTM Specification |
| Body | Cast Iron | EN1561, EN-GJL-250 | A126 Class B |
| Shaft | Stainless Steel | EN10088, X20Cr13 | A276, Grade 420 |
| Disc | Stainless Steel | EN10213, GX5CrNi19-10 | EN10213, GX5CrNi19-10 |
| Bronze | EN1982, CC491K | B62 C83600 | |
| Ductile Iron | EN1563, EN-GJS-450-10 | A536 65-45-12 | |
| Liner | Rubber | EN681, EPDM or NBR | D2000 |
| Bushing | Plastic | Commercial, PTFE | Commercial, PTFE |
| Shaft Sealing | O-Ring | EN681, BUNA-N | D2000 NBR |
Product detail pictures:
Related Product Guide:
We now have a specialist, efficiency workforce to deliver excellent service for our purchaser. We always follow the tenet of customer-oriented, details-focused for Professional China Air Release Valve - 2502 Lug Butterfly Valve – Convista, The product will supply to all over the world, such as: Ecuador, Roman, Mumbai, We insist on "Quality First, Reputation First and Customer First". We are committed to providing high-quality products and good after-sales services. Up to now, our products have been exported to more than 60 countries and areas around the world, such as America, Australia and Europe. We enjoy a high reputation at home and abroad. Always persisting in the principle of "Credit, Customer and Quality", we expect cooperation with people in all walks of life for mutual benefits.
By Belinda from Libya - 2017.06.25 12:48
We feel easy to cooperate with this company, the supplier is very responsible, thanks.There will be more in-depth cooperation.
By Ray from Jordan - 2018.12.30 10:21
