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:
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Our development depends on the advanced equipment ,excellent talents and continuously strengthened technology forces for Professional China Air Release Valve - 2502 Lug Butterfly Valve – Convista, The product will supply to all over the world, such as: Swansea, Barbados, South Korea, We aim to build a famous brand which can influence a certain group of people and light up the whole world. We want our staff to realize self-reliance, then achieve financial freedom, lastly obtain time and spiritual freedom. We do not focus on how much fortune we can make, instead we aim to obtain high reputation and be recognized for our products. As a result, our happiness comes from our clients satisfaction rather than how much money we earn. Ours team will do best for you always.
By Meredith from Suriname - 2017.01.11 17:15
We are really happy to find such a manufacturer that ensuring product quality at the same time the price is very cheap.
By Carol from Sri Lanka - 2018.12.28 15:18
