Description
Application:Industry, powerstations, flue gas purification plant, processing technology, gas supply, vapour facilities, recycling facilities, vacuum facilities, hot water, thermal oil applications, general plant manufacturing, etc.Medium:Steam, gases, hot water, thermal oil, ammonia etc.Materials : GG25(EN-GJL-250),GGG40,1.0619+N(GS-C25),1.4308(CF8), 1.4408(CF8M)Size range : DN15-DN400 Pressure : PN16-PN40 Temperature : ≤425 ℃ Fig No. : STV-BD44H
Technical specification
●Design Standard: DIN 3356
●Face To Face: DIN3202
●Flange ends: DIN2543-2545
●Test & Inspection: DIN 3230
Technical specification
●Design Standard: DIN 3356
●Face To Face: DIN3202
●Flange ends: DIN2543-2545
●Test & Inspection: DIN 3230
| NO. | Part name | Material |
|
1 |
Body |
GS-C25、1.4301、1.4401 |
|
2 |
Seat |
1.4301、Stellite |
|
3 |
Disc |
1.4021、1.4301+Stellite |
|
4 |
Spring |
1.4301、1.4401 |
|
5 |
Copper guide sleeve |
Copper alloy、D2、BL2 |
|
6 |
Metal gasket |
Stainless steel |
|
7 |
Cover |
GS-25、1.4301、1.4401 |
|
8 |
Nut |
ASTM 194-2H、A194-8 |
|
9 |
Double-headed bolt |
ASTM 193-B7、A193-B8 |
