Characteristics
The ceramic butterfly valve adopts hi-tech and new ceramic structure materials to make its sealing elements and wearing parts ,thus improving its resistance to abrasion and corrosion and airtightness ,and extending its service life greatly . It is mainly applied in such industrial fields as power ,petroleum chemical engineering ,metallurgy mining and sewage treatment . especially for such harsh working conditions as high abrasion ,strong corrosion and high temperature and pressure
Material for main parts
|
Item |
Name |
Material |
Item |
Name |
Material |
|
1 |
Body |
WCB |
9 |
Packing |
304+Graphite |
|
2 |
Seat Plate |
25# |
10 |
Packing bushing |
1Cr13 |
|
3 |
Bushing |
PTFE |
11 |
Packing Gland |
WCB |
|
4 |
SEAT |
Ind Ceramic |
12 |
Yoke |
Q235 |
|
5 |
Sealing Plate |
25# |
13 |
Worm |
|
|
6 |
Sealing Ring |
Ind Ceramic |
14 |
Stud |
B7 |
|
7 |
Disc |
WCB+Ind Ceramic |
15 |
Nut |
2H |
|
8 |
Stem |
2Cr13 |
|
|
|
Application Specification
|
Design & Manuafcture |
JB /T8691 |
|
|
Connection end dimension |
Face to face |
GB/T 15188.2 |
|
Flange dimension |
JB/T 79.1 |
|
|
Inspect & Test |
JB/T 8691 |
|
|
Material |
Carbon Steel |
GB/T 12229 |
|
Stainless Steel |
GB/T12230 |
|
|
Mark |
GB/T12220 |
|
|
Supply |
GB/T12252 |
|