Double Flange Concentric Type Butterfly Valve
Product Description
This kind of butterfly valve is widely utilized in foodstuff,pharmacy,chemical industry etc.and industrial environmental protection, water treatment, high building,water supply and draian tubing line open or close or adjusting medium.
Design standard: API609;EN593
Face to Face: DIN3202-K1;BS5155;MSS SP-67;EN558-1 20 Series,ect.
Flange:Drilling:DIN2501PN10/PN16;
BS10D;JIS10K;BS4504;ANSI125/150;AS2129 Table D/E;ASA125/150 ect.
Pressure test: API 598
Other material pls select from the Shop Cart.
Materials
No. Part Name Material(1) Material(2)
1 Body A126B GG25
2 Bushing B62 B62
3 "O"ring EPDM NBR
4 Stem SS410 1.4201
5 Disc SS316 1.4408
6 Seat EPDM NBR
7 Pin SS316 1.4408
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