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Item 270-474 butterfly valve

Item 270-474 butterfly valve

Butterfly valve “metal-metal” for mounting between flanges, “Wafer” type

ITEM 270
Body: Cast iron
Butterfly: Cast iron
ITEM 474
Body: CF8M
Butterfly: CF8M

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  • features
  • dimensions
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STANDARD EXECUTIONS:
- Valve type 270: body and butterfly in cast iron.
- Valve type 474: body and butterfly in AISI 316.
- Available range: from DA 40 to DN 200 PN10 - PN16 - ANSI 150
- Standard flanges: PN10 - PN16 - ANSI 150
- Face to face as per ISO 5752.
- Head valve as per ISO 5211.
- The metal-metal valve is suitable for fluids at working temperature from -50°C to +100°C.
- Working pressure: PN 16 bar for DN 40÷200
- Valve leakage approximately 1,5-2%.

ON REQUEST:

- Models from DN 40 to DN 400 with working temperature from -50°C to +500°C, are available on request.
- For further information, please contact our technical offices.

CERTIFICATIONS:

2014/34/EU ATEX configuration to request at time of order

With double acting pneumatic actuator
DN [mm]
[inch]
Item codeActuator
Mounting KIT
L [mm]
H [mm]
A [mm]
Kg
DN 40
1" 1/2
DG*XM68
DAN0015411S
KCNADDD5438
159,0
272,2
33
4,2
DN 50
2"
DG*XM69
DAN0015411S
KCNADDD5438
159,0
288,2
43
5,7
DN 65
2" 1/2
DG*XM70
DAN0015411S
KCNADDD5439
159,0
293,2
46
6,7
DN 80
3"
DG*XM71
DAN0030411S
KCNCDDD5440
174,2
308,2
46
7,7
DN 100
4"
DG*XM72
DAN0030411S
KCNCDDD5440
174,2
326,2
52
9,2
DN 125
5"
DG*XM73
DAN0030411S
KCNCDDD5442
174,2
345,2
56
10,8
DN 150
6"
DG*XM74
DAN0030411S
KCNCDDD5442
174,2
354,2
56
11,8
DN 200
8"
DG*XM75
DAN0060412S
KCNDDDD5444
198,0
405,4
60
18,7
With spring return pneumatic actuator
DN [mm]
[inch]
Item code
Actuator
Mounting KITL [mm]H [mm]A [mm]Kg
DN 40
1" 1/2
SG*XM68SRN0015401SKCNADDD5438233,2279,2334,7
DN 50
2"
SG*XM69SRN0015401SKCNADDD5438233,2295,2436,2
DN 65
2" 1/2
SG*XM70SRN0015401SKCNADDD5439233,2300,2467,2
DN 80
3"
SG*XM71SRN0030402SKCNCDDD5441258,8319,4468,6
DN 100
4"
SG*XM72SRN0030402SKCNCDDD5441258,8337,45210,1
DN 125
5"
SG*XM73SRN0030402SKCNCDDD5443258,8356,45611,7
DN 150
6"
SG*XM74SRN0030402SKCNCDDD5443258,8365,45612,7
DN 200
8"
SG*XM75SRN0060401SKCNDDDD5445338,5422,06020,4
* = 270 Cast iron valve     * = 474 CF8M valve
Sizing of pneumatic  actuators by minimum  pressure rate  5,6 barg.

ITEM 270-474 MATERIALS
1) Safety elastic ring
Nickel-plated steel
2) Washer
Nickel-plated steel
3) Adapter
Painted aluminium
4) Screws
Nickel-plated steel
5) O-ring
FKM
6) Butterfly
Spheroidal cast iron GGG50 - CF8M
7) Driving shaft
420 S.S. - 303 S.S.
8) Body
Spheroidal cast iron GGG50 - CF8M

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