Rubber Sealing Butterfly Valve

We are offering rubber sealing butterfly valve.
Description
1 design confirms to:gbt12238-1999
2 flange drilled confirms to:gbt9113.1-2000
3. normal pressure :0.6mpa,1.0mpa,1.6mpa
5. suitable medium:water,gas,oil product natural
6 working temperature:nbr≦80℃,epdm≦120℃
7 operator :manual，pneumatic,motor,hydro-dynamic,etc
material list
no. part material
1 body cast iron,carbon steel,stainless
2 disc
carbon steel,stainless steel
3 obturating nbr,epdm
4 shaft stainless steel
5 packing expanded graphite
dimensions(mm)
dn l n-φd
0.6mpa 1.0mpa 1.6mpa
50 108 4-14 4-18 4-18
65 112 4-14 4-18 4-18
80 114 4-18 8-18 8-18
100 127 4-18 8-18 8-18
125 140 8-18 8-18 8-18
150 140 8-18 8-22 8-22
200 152 8-18 8-22 12-22
250 165 12-18 12-22 12-26
300 178 12-22 12-22 12-26
350 190 12-22 16-22 16-26
400 216 16-22 16-26 16-30
450 222 16-22 20-26 20-30
500 229 20-22 20-26 20-33
600 267 20-26 20-30 20-36
700 292 24-26 24-30 24-36
800 318 24-30 24-33 24-39
900 330 24-30 28-33 28-39
1000 410 28-30 28-36 28-42
1200 470 32-33 32-39 32-48
1400 530 36-36 36-42 36-48
1600 600 40-36 40-48 40-56
1800 670 44-39 44-48 44-56
2000 760 48-42 48-48 48-62