VAN CẦU HƠI VMV CHUẨN DIN PN25

SUPER DIN STANDARD BELLOWS SEALED GLOBE VALVE

VMV SUPER DIN CAST STELL BELLOW SEAL VALVE

VMV SUPER DIN CAST STELL BELLOW SEAL VALVE

 

 

 

 

 

 

 

 

 

 

 

Các tên gọi khác: VAN CẦU HƠI VMV CHUẨN DIN PN25, VAN CẦU HƠI VMV NỐI BÍCH ON25, VAN CẦU HƠI VMV CÔNG NGHIỆP, VAN CẦU HƠI VMV PN25, VAN CẦU VMV PN25

Application: Seam system, Hot oil system ,hot and cold water system etc.

Technical specification

  • Design standard: DIN 3356
  • Face to face dimension: DIN 3202
  • Flanged ends: DIN 2543-2545
  • Test & inspection: DIN 3230

Performance specification

Nominal Pressure

PN

Test Pressure

Strength test

1.5PN

MPa

Sealing test

1.1PN

Gas seal test

0.6

Suitable temp

-196℃~600℃

Main part materials

NO. Part name Material
1 Body 1.0619+N、1.4401
2 Seat 1.0619、1.4301、Stellite
3 Disc 1.0619、1.4021、1.4401+ Stellite
4  Disc Cap 1.0619、1.4021、1.4401
5 Bellows Protection unit 1.0619、1.4021、1.4401
6 Stop Pin 1.4021、1.4401
7 Gasket Flexible graphite + stainless steel
8 Bonnet 1.0619+N、1.4401
9 Nut ASTM 194-2H、A194-8
10 Bolt ASTM 194-B7、A193-B8
11 Bellows 1.4301、1.4404、1.4571、HC
12 Stem 1.4021、1.4401
13 Stuffing Box 1.0619+N、1.4401
14 Packing Flexible graphite
15 Strut 1.4201
16 Gland 1.0619、1.4301
17 Gland Sleeve 1.4201、1.4301
18 Jack Bolt ASTM 194-B7、A193-B8
19 Jack Nut ASTM 194-2H、A194-8
20 Handwheel Carbon steel
21 Cap ASTM 194-2H、A194-8
22 Strut Nut ASTM 194-2H、A194-8
23 Spring gasket CK60、1.4301
24 Stem nut holder 1.0619、1.4301
25 Stem nut Copper alloy、1.4201

VAN CẦU HƠI VMV CHUẨN DIN PN25

SUPER DIN STANDARD BELLOWS SEALED GLOBE VALVE
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