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Worm Gear Flange Triple Offset Butterfly Valve

Worm Gear Flange Triple Offset Butterfly Valve

The stem axis of the worm wheel triple offset butterfly valve is simultaneously deviated from the center of the disc and the center of the body, and the rotation axis of the valve seat has a certain angle with the axis of the valve body passage, which is called a triple eccentric butterfly valve.

Product Details

Products Description :

The stem axis of the worm wheel triple offset butterfly valve is simultaneously deviated from the center of the disc and the center of the body, and the rotation axis of the valve seat has a certain angle with the axis of the valve body passage, which is called a triple offset butterfly valve.


WORM GEAR OPERATE TRIPLE OFFSET BUTTERFLY VALVE

Product Specifications :

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Material List

ITEM

PART NAME

MATERIAL

1

BODY

A216 WCB

2

STEM RING

SS+GRAPHITE/PTFE

3

PIN

A276 410

4

DISC

A216 WCB

5

SCREW

CARBON STEEL

6

SEAT GLAND

CARBON STEEL

7

STEM

A182 F6A

8

PACKING

GRAPHITE/PTFE

9

GLAND FLANGE

A216 WCB

10

YOKE

A216 WCB

11

GLAND NUT

A194 2H

12

EYEBOLT

A193 B7

13

COVER BOLT

A193 B7

14

GASKET

SS304/SS316+GRAPHITE

15

SPLINT COLLAR

CARBON STEEL

16

COVER

A216 WCB

17

YOKE BOLT

A193 B7

18

YOKE NUT

A194 2H

19

BOLT

CARBON STEEL

20

GEAR

ASSEMBLY


STANDARD :

1. DESIGN AND MANUFACTURE:  API 190/MSS SP-67/MSS SP-68

2. FACE TO FACE DIMENSIONS:  API 609/BS 5155

3. FLANGE ENDS DIMENSIONS(NPS1/2”-24”/NPS 26”~36”):  ASME B16.5/AMSE B16.47

4. BW ENDS DIMENSIONS:  ASME B16.25

5. PRESSURE-TEMPERATURE RATINGS: ASME B16.34

6. PRESSURE:  CLASS 150~CLASS600

7. SIZE:  NPS 2″~36″

 

Material Option

Carbon steel  

A216 Gr. WCB , WCC , WCA , etc

Low temperature steel

A352 Gr. LCB , LCC , LC1 , etc

Cr-Mo steel

A217 Gr. WC6 , WC9 , C5 , C12 , C12A , etc

Stainless Steel

A351 Gr. CF8 , CF8M , CF3 , CF3M , CF8C , etc

Alloy steel

CN7M alloy 20 , CN3M alloy 20 modified , CT15C , etc

Super duplex

A995 Gr. 4A , 5A , CE8MN , CD6MN , CD3MN , etc

Aluminum bronze

B148 C95500 , C95600 , C95800 , etc


Features: 

1. Small and lightweight, easy assembling and maintenance, and can be installed in any position.
2. Simple and compact structure with the 90℃ rotating features in rapid opening and closing.
3. Minimized and energy saving operating torque
4. Flow characteristics close to straight line with excellent regulation performance
5. Thousands of times of open/close test to ensure long service life
6. Full seal, no gas leak
7. Different parts material can apply to a variety of medium.

 

PACKAGING & DELIVERY

Packaging details : electric actuated butterfly valve: the strong plywood cases or as per the customer's request.

Delivery details  : 4-5 weeks after receipt of down payment by T/T

Payment ： T/T, L/C, Western Union and PayPal


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