GB, Din Check Valve
MAIN PARTS AND MATERIALS
Part name |
Body, cover, gate |
sealing |
Stem |
packing |
Bolt/nut |
Cartoon steel |
WCB |
13Cr、STL |
Cr13 |
Flexible graphite |
35CrMoA/45 |
Austenitic stainless steel |
CF8(304)、CF8M(316) CF3(304L)、CF3M(316L) |
Body materiak STL |
304、316、 304L、316L |
Flexible graphite, PTFE |
304/304 316/316 |
Alloy steel |
WC6、WC9、 1Cr5Mo, 15CrMo |
STL |
25Cr2Mo1V |
Flexible graphite |
25Cr2Mo1V/35CrMoA |
Dual phase steel |
F51、00Cr22Ni5Mo3N |
Body material, STL |
00Cr22Ni5Mo3N |
PTFE Flexible graphite, PTFE |
316/316 |
Low temperature steel |
LCB、LF2、16Mn |
STL |
1Cr17Ni2、304 |
Flexible graphite |
42CrMoA/20CrMoA |
Titanium |
ZTA1、ZTA2、ZTA10、 Gr2、Gr3 |
Body material |
TA1、TA2、TA10、 Gr2、Gr3、TC4 |
Flexible graphite, PTFE |
304/304 316/316 |
Nickel |
Hastelloy |
Body material |
Hastelloy |
Flexible graphite, PTFE |
304/304 316/316 |
Product Structure
MAIN OUTER SIZE
PN16
DN |
d |
D |
D1 |
D2 |
t |
C |
z-Φd |
L |
|||
JB/T |
HG/T |
JB/T |
HG/T |
JB/T |
HG/T |
||||||
15 |
18 |
95 |
95 |
65 |
45 |
2 |
14 |
16 |
4-Φ14 |
4-Φ14 |
130 |
20 |
20 |
105 |
105 |
75 |
55 |
2 |
14 |
18 |
4-Φ14 |
4-Φ 14 |
150 |
25 |
25 |
115 |
115 |
85 |
65 |
2 |
14 |
18 |
4-Φ14 |
4-Φ14 |
160 |
32 |
32 |
135 |
140 |
100 |
78 |
2 |
16 |
18 |
4-Φ18 |
4-Φ18 |
180 |
40 |
38 |
145 |
150 |
110 |
85 |
3 |
16 |
18 |
4-Φ18 |
4-Φ18 |
200 |
50 |
50 |
160 |
165 |
125 |
100 |
3 |
16 |
18 |
4-Φ18 |
4-Φ18 |
230 |
65 |
64 |
180 |
185 |
145 |
120 |
3 |
18 |
18 |
4-Φ18 |
8-Φ18 |
280 |
80 |
76 |
195 |
200 |
160 |
135 |
3 |
20 |
20 |
8-Φ18 |
8-Φ18 |
310 |
100 |
100 |
215 |
220 |
180 |
155 |
3 |
20 |
20 |
8-Φ18 |
8-Φ18 |
350 |
125 |
125 |
245 |
250 |
210 |
185 |
3 |
22 |
22 |
8-Φ18 |
8-Φ18 |
400 |
150 |
150 |
280 |
285 |
240 |
210 |
3 |
24 |
22 |
8-Φ23 |
8-Φ22 |
480 |
200 |
200 |
335 |
340 |
295 |
265 |
3 |
26 |
24 |
12-Φ23 |
12-Φ22 |
600 |
250 |
250 |
405 |
405 |
355 |
320 |
3 |
30 |
26 |
12-Φ25 |
12-Φ26 |
650 |
300 |
300 |
460 |
460 |
410 |
375 |
4 |
30 |
28 |
12-Φ25 |
12-Φ26 |
750 |
PN25
DN |
d |
D |
D1 |
D2 |
t |
C |
z-Φd |
L |
|||
JB/T |
HG/T |
JB/T |
HG/T |
JB/T |
HG/T |
||||||
15 |
18 |
95 |
95 |
65 |
45 |
2 |
16 |
16 |
4-Φ14 |
4-Φ14 |
130 |
20 |
20 |
105 |
105 |
75 |
55 |
2 |
16 |
18 |
4-Φ14 |
4-Φ14 |
150 |
25 |
25 |
115 |
115 |
85 |
65 |
2 |
16 |
18 |
4-Φ14 |
4-Φ14 |
160 |
32 |
32 |
135 |
140 |
100 |
78 |
2 |
18 |
18 |
4-Φ18 |
4-Φ18 |
180 |
40 |
38 |
145 |
150 |
110 |
85 |
3 |
18 |
18 |
4-Φ18 |
4-Φ18 |
200 |
50 |
50 |
160 |
165 |
125 |
100 |
3 |
20 |
20 |
4-Φ18 |
4-Φ18 |
230 |
65 |
64 |
180 |
185 |
145 |
120 |
3 |
22 |
22 |
8-Φ18 |
8-Φ18 |
280 |
80 |
76 |
195 |
200 |
160 |
135 |
3 |
22 |
24 |
8-Φ18 |
8-Φ18 |
310 |
100 |
100 |
230 |
235 |
190 |
160 |
3 |
24 |
24 |
8-Φ23 |
8-Φ22 |
350 |
125 |
125 |
270 |
270 |
220 |
188 |
3 |
28 |
26 |
8-Φ25 |
8-Φ26 |
400 |
150 |
150 |
300 |
300 |
250 |
218 |
3 |
30 |
28 |
8-Φ25 |
8-Φ26 |
480 |
200 |
200 |
360 |
360 |
310 |
278 |
3 |
34 |
30 |
12-Φ25 |
12-Φ26 |
600 |
250 |
250 |
425 |
425 |
370 |
332 |
3 |
36 |
32 |
12-Φ30 |
12-Φ30 |
650 |
300 |
300 |
485 |
485 |
430 |
390 |
4 |
40 |
34 |
16-Φ30 |
16-Φ30 |
750 |