Japan designueien wafer butterfly valve
standard and criterion
| design and standard |
pressure-temperature grade |
tubing flange |
Inspection And Test |
| MSS-SP-68 |
JISB2001-1976 |
JISB2212、JISB2214 |
JISB2003-1987 |
model, material and main parameter
| tubing flange |
nominal pressure |
flange sealing face |
product model |
| JISB2212 |
10k |
tu |
D73H-10C |
D73W-10P |
D73W-10P8 |
D73W-10P3 |
D73W-10R |
D73W-10R8 |
D73W-10R3 |
| 20k |
D73H-20C |
D73W-20P |
D73W-20P8 |
D73W-20P3 |
D73W-20R |
D73W-20R8 |
D73W-20R3 |
| JISB2214 |
valve body |
WCB |
ZG1Gr18Ni9Ti |
CF8 |
CF3 |
ZG1Gr18Ni12Mo2Ti |
CF9M |
CF3M |
| press ring |
WCB |
ZG1Gr18Ni9Ti |
CF8(304) |
CF3(304l) |
ZG1Gr18Ni12Mo2Ti |
CF9M(316) |
CF3M(316L) |
| butterfly board |
|
ZG1Gr18Ni9Ti |
CF8(304) |
CF3(304l) |
ZG1Gr18Ni12Mo2Ti |
CF9M(316) |
CF3M(316L) |
| valve stem |
2Cr13 |
1Gr18Ni9Ti |
OGr19Ni9 |
OGr19Ni11 |
1G1Gr18Ni12Mo2Ti |
OOCr17Ni12Mo2 |
OOCr17Ni14Mo2 |
| valve base |
1Gr18Ni9Ti |
OGr19Ni9 |
OGr19Ni11 |
OGr19Ni11 |
OG1Gr17Ni12Mo2 |
OOCr17Ni14Mo2 |
OOCr17Ni14Mo2 |
| suitable status |
suitable medium |
water, steam, oil etc. |
caustic medium |
strong oxidation medium |
urea caustic medium |
Acetic acid |
| worm wheel running butterfly valve |
inserting three to show after the relevant manual type D, for example: D373H-10k |
| pneumatic butterfly valve |
inserting six to show after the relevant manual type D, for example: D373H-150Lb air pressure of pneumatic device |
| lectric butterfly valve |
inserting nine to show after the relevant manual type D, for example: D973H-10k |
|
