JIS design Butterfly Valve

Main Features: The turning center of the butterfly plate is on the center line of the valve body and the sealing face section of the butterfly plate. In closing, the ex-circle sealing face of the butterfly plate will extrude the valve seat made of synthetic rubber, generating elastic deformation...

Product Details

Detailed description:

Body: Cast iron, ductile ironGGG25/GGG20/GGG50

Disc: Ductile iron (nickel coated), GGG25/GGG20/GGG50/aluminum bronze, stainless steel.
Shaft: 416, 410,stainless steel.
Sealing: NBR, EPDM or customized.
Product Description
1) Design and manufacture standards:
A) Wafer and lug: API 609, DIN3354
B) Flange and weld: BS5155 / EN598
2) Inspection and test standards:
API 598, DIN3230, BS5146
3) F-to-F:
A) Wafer and lug: API609, DIN3202 K2
B) Flange: ISO 5752
4) End flange dimension:
ASME B16.5 (for NPS<24"), ASME B16.47 series B,
API605, ASME B16.47 series A, MSS SP-44 (for NPS>24"), or BSEN 1092
5) Top flange: ISO5211
6) Connecting: Wafer, Lug, Flange, Weld
7) Size: 1-1/2" - 40", DN40 - DN1000
8) Pressure: Class125 - Class300, PN6 - PN40
9) Temperature: -20° C - 200° C
10) Body: Cast iron / ductile iron / WCB / 304 / 316
11) Disc: Ductile iron / WCB / 304 / 316 / CF8 / CF8M
12) Stem: 13%Cr / 316 / 304 / SS17-4pH
13) Seat: NBR / EPDM / PTFE / R-PTFE / PPL/Stainless Steel
14) Operation: Lever, worm gear, pneumatic, electric, hydraulic or pneumatic-hydraulic actuator
15) Property: Longer service life and zero leakage
16) Widely used in many industries such as:
Water treatment, foodstuff, beverage, pharmaceutics, desalination, steelmaking, chemical machinery industries, pulp and paper manufacturing processing

17)Suitable Temperature: -15-150


ISO,GB,JIS Marine Wafer Type Worm Gear Operated Metal Seat Butterfly Valve

We welcome all the world customers to contact us for more cooperation.
With our years of technical knowledge and experience,we assure you,
Naibang will be one of your best parters in China.

Inquiry