| Type of construction |
Technical requirements |
 |
1 JIS B2214
2 JIS B2214 DN20RF
1 Flange dimension per JIS B2214
2?Flange at the jacket interface per JIS B2214 DN20RF
Testing
| Strength test |
Water |
3.0Mpa |
| Air |
2.2Mpa |
| Sealing test |
Air |
2.2Mpa |
| Helium leakage test |
<1.2d?10-6ACC/C |
| Jacket test |
Water |
3.0Mpa |
| Air |
2.2Mpa |
Jacket material:20# carbon steel |
| Norm |
D |
L |
L1 |
L2 |
L3 |
H
?Approx.value? |
W |
Flange dimension |
| mm |
in |
O |
T |
C |
G |
Number
ofbolt |
Diameter
ofbolt |
| 10 |
3/8 |
10 |
200 |
50 |
50 |
110 |
210 |
125 |
140 |
18 |
105 |
85 |
4 |
19 |
| 15 |
1/2 |
15 |
200 |
50 |
50 |
110 |
210 |
125 |
140 |
18 |
105 |
85 |
4 |
19 |
| 20 |
3/4 |
20 |
220 |
55 |
50 |
110 |
240 |
140 |
140 |
18 |
105 |
85 |
4 |
19 |
| 25 |
1 |
25 |
220 |
55 |
50 |
110 |
240 |
140 |
155 |
18 |
120 |
100 |
8 |
19 |
| 40 |
1 |
40 |
270 |
65 |
60 |
140 |
310 |
160 |
175 |
20 |
140 |
120 |
8 |
19 |
| 50 |
2 |
50 |
300 |
70 |
60 |
140 |
330 |
180 |
200 |
22 |
160 |
135 |
8 |
23 |
Order number(WCB?CF8.CF8M.CCF8C)
| Material of main body |
Code ofinner parts |
| 5 |
| WCB |
JY2K5C |
| CF8 |
JY2K5P |
| CF8M |
JY2K5R |
| CF8C |
JY2K5F |
Description of inner parts?code draw-out
Code of
inner parts |
Material |
| Body |
Seat ring |
Disc |
Stem |
Packing |
Gasket |
| 5 |
WCB |
Built-in weld 304/316 |
Glass fiber held PTFE |
304 |
Soaked PTFE woven graphite+
V-type glass fiber held PTFE |
Flexible graphite+
stainless steel reinf-
orced gasket |
| 18-8/S?S? |
?? Selfbody |
18-8/S?S? |
 |
1??????JIS B2214
2????????JIS B2214 DN20RF
1?Flange dimension per JIS B2214
2?Flange at the jacket interface per JIS B2214 DN20RF
Testing
| Strength test |
Water |
3.0Mpa |
| Air |
2.2Mpa |
| Sealing test |
Air |
2.2Mpa |
| Helium leakage test |
<1.2d?10-6ACC/C |
| Jacket test |
Water |
3.0Mpa |
| Air |
2.2Mpa |
Jacket material:20# carbon steel |
| Norm |
D |
L |
L1 |
H?Approx.value? |
W |
Flange dimension |
| mm |
in |
O |
T |
C |
C2 |
C1 |
G |
Number
ofbolt |
Diameter
ofbolt |
| 65 |
2 1/2 |
65 |
350 |
80 |
355 |
224 |
310 |
24 |
170 |
109 |
131 |
145 |
8 |
23 |
| 80 |
3 |
80 |
400 |
100 |
400 |
280 |
225 |
24 |
185 |
124 |
146 |
160 |
8 |
25 |
Order number(WCB?CF8.CF8M.CCF8C)
| Material of main body |
Code ofinner parts |
| 5 |
| WCB |
JY2K5C |
| CF8 |
JY2K5P |
| CF8M |
JY2K5R |
| CF8C |
JY2K5F |
Description of inner parts?code draw-out
Code of
inner parts |
Material |
| Body |
Seat ring |
Disc |
Stem |
Packing |
Gasket |
| 5 |
WCB |
Built-in weld 304/316 |
Glass fiber held PTFE |
304 |
Soaked PTFE woven graphite+
V-type glass fiber held PTFE |
Flexible graphite+
stainless steel reinf-
orced gasket |
| 18-8/S?S? |
?? Selfbody |
18-8/S?S? |
| Type of construction |
Technical requirements |
 |
1?Flange dimension per JIS B2214
2?Flange at the jacket interface per JIS B2214 DN20RF
Testing
| Strength test |
Water |
3.0Mpa |
Air |
2.2Mpa |
| Sealing test |
Air |
2.2Mpa |
| Helium leakage test |
<1.2d?10-6ACC/C |
| Jacket test |
Water |
3.0Mpa |
| Air |
2.2Mpa |
Jacket material:20# carbon steel |
| Norm |
D |
L |
L1 |
L2 |
L3 |
H
?Approx.value? |
W |
Flange dimension |
| mm |
in |
O |
T |
C |
C2 |
C1 |
G |
Number
ofbolt |
Diameter
ofbolt |
| 100 |
4 |
100 |
450 |
115 |
75 |
210 |
480 |
400 |
305 |
28 |
260 |
189 |
216 |
230 |
12 |
25 |
| 125 |
5 |
125 |
500 |
130 |
80 |
230 |
550 |
400 |
350 |
30 |
305 |
229 |
261 |
275 |
12 |
25 |
| 150 |
6 |
150 |
570 |
155 |
95 |
230 |
580 |
500 |
350 |
30 |
305 |
229 |
261 |
275 |
12 |
25 |
| 200 |
8 |
200 |
690 |
195 |
95 |
270 |
750 |
600 |
430 |
34 |
380 |
294 |
326 |
345 |
12 |
27 |
| 250 |
10 |
250 |
900 |
240 |
115 |
300 |
855 |
600 |
480 |
36 |
430 |
339 |
376 |
395 |
16 |
27 |
| 300 |
12 |
300 |
990 |
295 |
115 |
350 |
990 |
800 |
540 |
40 |
480 |
379 |
416 |
440 |
16 |
33 | Order number(WCB?CF8.CF8M.CF8C)
| Material ofmain body |
Code ofinner parts |
| 5 |
| WCB |
JM2K5C |
| CF8 |
JM2K5P |
| CF8M |
JM2K5R |
| CF8C |
JM2K5F |
Description of inner parts?code draw-out
Code of
inner parts |
Material |
| Body |
Seat ring |
Disc |
Stem |
Packing |
Gasket |
| 5 |
WCB |
Built-in weld 304/316 |
Built-in weld STL
|
2cr13 |
Soaked PTFE woven graphite with
aluminum foil asbestos packing+
V-type glass fiber held PTFE |
Flexible graphite+
stainless steel reinf-
orced gasket |
| 18-8/S?S? |
Selfbody |
Built-in weld STL
|
18-8/S?S? | |
Chinese 
