Gb, Din Gate Valve
Products Design Features
Gate valve is one of the most commonly used cut-off valves, it*s mainly used to connect and disconnect media in pipe. The range of suitable pressure, temperature and caliber is very wide. It is widely used in water supply and drainage, gas, electric power, petroleum, chemical industry, metallurgy and other industrial pipeline which media is steam, water, oil to cut off or adjust the flow of media.
Main Structural Features
Fluid resistance is small.
It is more labor-saving when opening and dosing.
The flow direction is generally unrestricted, Easy to install.
Rational structure, reliable sealing, excellent performance, pretty appearance.
Form Of Major Parts Materials
|
PART NAME |
BODY, COVER, GATE |
SEALING |
STEM |
PACKING |
BOLT/NUT |
|
Carbon steel |
WCB |
13Cr、STL |
Cr13 |
Flexible graphite |
35CrMoA/45 |
|
Austenitic stainless steel |
CF8(304)、CF8M(316) CF3(304L)、CF3M(316L) |
STL Body materiak STL |
304、316、 304L、316L |
PTFE Flexible graphite, PTFE |
304/304 316/316 |
|
Alloy steel |
WC6、WC9、 1Cr5Mo、15CrMo |
STL |
25Cr2Mo1V |
Flexible graphite |
25Cr2Mo1V/35CrMoA |
|
Dual phase steel |
F51、00Cr22Ni5Mo3N |
STL Body materiak STL |
00Cr22Ni5Mo3N |
PTFE Flexible graphite, PTFE |
316/316 |
|
Low temperature steel |
LCB、LF2、16Mn |
STL |
1Cr17Ni2、304 |
Flexible graphite |
42CrtdoA/20CrMoA |
|
Titanium |
ZTA1、ZTA2、ZTA10、 Gr2、Gr3 |
Body material |
TA1、TA2、TA10、 Gr2、Gr3、TC4 |
PTFE Flexible graphite, PTFE |
304/304 316/316 |
|
Nickel |
Hastelloy |
Body material |
Hastelloy |
PTFE Flexible graphite, PTFE |
304/304 316/316 |
Product Structure
Main Size And Weight
PN16
|
DN |
L |
D |
D1 |
D2 |
f |
b |
z-Φd |
|||
|
JB/T |
HJ/T |
JB/T |
HJ/T |
JB/T |
HJ/T |
|||||
|
15 |
130 |
95 |
95 |
65 |
45 |
2 |
14 |
16 |
4-Φ14 |
4-Φ14 |
|
20 |
150 |
105 |
105 |
75 |
55 |
2 |
14 |
18 |
4-Φ14 |
4-Φ14 |
|
25 |
160 |
115 |
115 |
85 |
65 |
2 |
14 |
18 |
4-Φ14 |
4-Φ14 |
|
32 |
180 |
135 |
140 |
100 |
78 |
2 |
16 |
18 |
4-Φ18 |
4-Φ18 |
|
40 |
200 |
145 |
150 |
110 |
85 |
3 |
16 |
18 |
4-Φ18 |
4-Φ18 |
|
50 |
250 |
160 |
165 |
125 |
100 |
3 |
16 |
18 |
4-Φ18 |
4-Φ18 |
|
65 |
270 |
180 |
185 |
145 |
120 |
3 |
18 |
18 |
4-Φ18 |
8-Φ18 |
|
80 |
280 |
195 |
200 |
160 |
135 |
3 |
20 |
20 |
8-Φ18 |
8-Φ18 |
|
100 |
300 |
215 |
220 |
180 |
155 |
3 |
20 |
20 |
8-Φ18 |
8-Φ18 |
|
125 |
325 |
245 |
250 |
210 |
185 |
3 |
22 |
22 |
8-Φ18 |
8-Φ18 |
|
150 |
350 |
280 |
285 |
240 |
210 |
3 |
24 |
22 |
8-Φ23 |
8-Φ22 |
|
200 |
400 |
335 |
340 |
295 |
265 |
3 |
26 |
24 |
12-Φ23 |
12-Φ22 |
|
250 |
450 |
405 |
405 |
355 |
320 |
3 |
30 |
26 |
12-Φ25 |
12-Φ26 |
|
300 |
500 |
460 |
460 |
410 |
375 |
4 |
30 |
28 |
12-Φ25 |
12-Φ26 |
|
350 |
550 |
520 |
520 |
470 |
435 |
4 |
34 |
30 |
16-Φ25 |
16-Φ26 |
|
400 |
600 |
580 |
580 |
525 |
485 |
4 |
36 |
32 |
16-Φ33 |
16-Φ30 |
|
450 |
650 |
640 |
640 |
585 |
545 |
4 |
40 |
40 |
20-Φ33 |
20-Φ30 |
|
500 |
700 |
705 |
715 |
650 |
608 |
4 |
44 |
44 |
20-Φ34 |
20-Φ33 |
|
600 |
800 |
840 |
840 |
770 |
718 |
4 |
48 |
54 |
20-Φ41 |
20-Φ36 |
|
700 |
900 |
910 |
910 |
840 |
788 |
5 |
50 |
42 |
24-Φ41 |
24-Φ36 |
|
800 |
1000 |
1020 |
1025 |
950 |
898 |
5 |
52 |
42 |
24-Φ41 |
24-Φ39 |
|
900 |
1100 |
1120 |
1125 |
1050 |
998 |
5 |
54 |
44 |
28-Φ41 |
28-Φ39 |
|
1000 |
1200 |
1255 |
1255 |
1170 |
1110 |
5 |
56 |
46 |
28-Φ48 |
28-Φ42 |
PN25
|
DN |
L |
D |
D1 |
D2 |
f |
b |
z-Φd |
|||
|
JB/T |
HJ/T |
JB/T |
HJ/T |
JB/T |
HJ/T |
|||||
|
15 |
130 |
95 |
95 |
65 |
45 |
2 |
16 |
16 |
4-Φ14 |
4-Φ14 |
|
20 |
150 |
105 |
105 |
75 |
55 |
2 |
16 |
18 |
4-Φ14 |
4-Φ14 |
|
25 |
160 |
115 |
115 |
85 |
65 |
2 |
16 |
18 |
4-Φ14 |
4-Φ14 |
|
32 |
180 |
135 |
140 |
100 |
78 |
2 |
18 |
18 |
4-Φ18 |
4-Φ18 |
|
40 |
200 |
145 |
150 |
110 |
85 |
3 |
18 |
18 |
4-Φ18 |
4-Φ18 |
|
50 |
250 |
160 |
165 |
125 |
100 |
3 |
20 |
20 |
4-Φ18 |
4-Φ18 |
|
65 |
270 |
180 |
185 |
145 |
120 |
3 |
22 |
22 |
8-Φ18 |
8-Φ18 |
|
80 |
280 |
195 |
200 |
160 |
135 |
3 |
22 |
24 |
8-Φ18 |
8-Φ18 |
|
100 |
300 |
230 |
235 |
190 |
160 |
3 |
24 |
24 |
8-Φ23 |
8-Φ22 |
|
125 |
325 |
270 |
270 |
220 |
188 |
3 |
28 |
26 |
8-Φ25 |
8-Φ26 |
|
150 |
350 |
300 |
300 |
250 |
218 |
3 |
30 |
28 |
8-Φ25 |
8-Φ26 |
|
200 |
400 |
360 |
360 |
310 |
278 |
3 |
34 |
30 |
12-Φ25 |
12-Φ26 |
|
250 |
450 |
425 |
425 |
370 |
332 |
3 |
36 |
32 |
12-Φ30 |
12-Φ30 |
|
300 |
500 |
485 |
485 |
430 |
390 |
4 |
40 |
34 |
16-Φ30 |
16-Φ30 |
|
350 |
550 |
550 |
555 |
490 |
448 |
4 |
44 |
38 |
16-Φ34 |
16-O33 |
|
400 |
600 |
610 |
620 |
550 |
505 |
4 |
48 |
40 |
16-Φ34 |
16-Φ36 |
|
450 |
650 |
660 |
670 |
600 |
555 |
4 |
50 |
46 |
20-Φ34 |
20-Φ36 |
|
500 |
700 |
730 |
730 |
660 |
610 |
4 |
52 |
48 |
20-Φ41 |
20-Φ36 |
|
600 |
800 |
840 |
845 |
770 |
718 |
5 |
56 |
58 |
20-Φ41 |
20-Φ39 |
|
700 |
900 |
955 |
960 |
875 |
815 |
5 |
60 |
50 |
24-Φ48 |
24-Φ42 |
|
800 |
1000 |
1070 |
1085 |
990 |
930 |
5 |
64 |
54 |
24-Φ48 |
24-Φ48 |
|
900 |
1100 |
1180 |
1185 |
1090 |
1025 |
5 |
66 |
58 |
28-Φ54 |
28-Φ48 |
|
1000 |
1200 |
1305 |
1320 |
1210 |
1140 |
5 |
68 |
62 |
28-Φ58 |
28-Φ55 |
PN40
|
DN |
L |
D |
D1 |
D2 |
f |
b |
z-Φd |
|||
|
JB/T |
HJ/T |
JB/T |
HJ/T |
JB/T |
HJ/T |
|||||
|
15 |
170 |
95 |
95 |
65 |
45 |
2 |
16 |
16 |
4-Φ14 |
4-Φ14 |
|
20 |
190 |
105 |
105 |
75 |
55 |
2 |
16 |
18 |
4-Φ14 |
4-Φ14 |
|
25 |
210 |
115 |
115 |
85 |
65 |
2 |
16 |
18 |
4-Φ14 |
4-Φ14 |
|
32 |
230 |
135 |
140 |
100 |
78 |
2 |
18 |
18 |
4-Φ18 |
4-Φ18 |
|
40 |
240 |
145 |
150 |
110 |
85 |
3 |
18 |
18 |
4-Φ18 |
4-Φ18 |
|
50 |
250 |
160 |
165 |
125 |
100 |
3 |
20 |
20 |
4-Φ18 |
4-Φ18 |
|
65 |
280 |
180 |
185 |
145 |
120 |
3 |
22 |
22 |
8-Φ18 |
8-Φ18 |
|
80 |
310 |
195 |
200 |
160 |
135 |
3 |
22 |
24 |
8-Φ18 |
8-Φ18 |
|
100 |
350 |
230 |
235 |
190 |
160 |
3 |
24 |
24 |
8-Φ23 |
8-Φ22 |
|
125 |
400 |
270 |
270 |
220 |
188 |
3 |
28 |
26 |
8-Φ25 |
8-Φ26 |
|
150 |
450 |
300 |
300 |
250 |
218 |
3 |
30 |
28 |
8-Φ25 |
8-Φ26 |
|
200 |
550 |
375 |
375 |
320 |
282 |
3 |
38 |
34 |
12-Φ30 |
12-Φ30 |
|
250 |
650 |
445 |
450 |
385 |
345 |
3 |
42 |
38 |
12-Φ34 |
12-Φ33 |
|
300 |
750 |
510 |
515 |
450 |
408 |
4 |
46 |
42 |
16-Φ34 |
16-Φ33 |
|
350 |
850 |
570 |
580 |
510 |
465 |
4 |
52 |
46 |
16-Φ34 |
16-Φ36 |
|
400 |
950 |
655 |
660 |
585 |
535 |
4 |
58 |
50 |
16-Φ41 |
16-Φ39 |
|
450 |
1050 |
680 |
685 |
610 |
560 |
4 |
60 |
57 |
20-Φ41 |
20-Φ39 |
|
500 |
1150 |
755 |
755 |
670 |
612 |
4 |
62 |
57 |
20-Φ48 |
20-Φ42 |
|
600 |
1350 |
890 |
890 |
795 |
730 |
5 |
62 |
72 |
20-Φ54 |
20-Φ48 |
PN63
|
DN |
L |
D |
D1 |
D2 |
f |
b |
z-Φd |
|||
|
JB/T |
HJ/T |
JB/T |
HJ/T |
JB/T |
HJ/T |
|||||
|
15 |
170 |
105 |
105 |
75 |
55 |
2 |
18 |
20 |
4-Φ14 |
4-Φ14 |
|
20 |
190 |
125 |
130 |
90 |
68 |
2 |
20 |
22 |
4-Φ18 |
4-Φ18 |
|
25 |
210 |
135 |
140 |
100 |
78 |
2 |
22 |
24 |
4-Φ18 |
4-Φ18 |
|
32 |
230 |
150 |
155 |
110 |
82 |
2 |
24 |
26 |
4-Φ23 |
4-Φ22 |
|
40 |
240 |
165 |
170 |
125 |
95 |
3 |
24 |
28 |
4-Φ23 |
4-Φ22 |
|
50 |
250 |
175 |
180 |
135 |
105 |
3 |
26 |
26 |
4-Φ23 |
4-Φ22 |
|
65 |
280 |
200 |
205 |
160 |
130 |
3 |
28 |
26 |
8-Φ23 |
8-Φ22 |
|
80 |
310 |
210 |
215 |
170 |
140 |
3 |
30 |
28 |
8-Φ23 |
8-Φ22 |
|
100 |
350 |
250 |
250 |
200 |
168 |
3 |
32 |
30 |
8-Φ25 |
8-Φ26 |
|
125 |
400 |
295 |
295 |
240 |
202 |
3 |
36 |
34 |
8-Φ30 |
8-Φ30 |
|
150 |
450 |
340 |
345 |
280 |
240 |
3 |
38 |
36 |
8-Φ34 |
8-Φ33 |
|
200 |
550 |
405 |
415 |
345 |
300 |
3 |
44 |
42 |
12-Φ34 |
12-Φ36 |
|
250 |
650 |
470 |
470 |
400 |
352 |
3 |
48 |
46 |
12-Φ41 |
12-Φ36 |
|
300 |
750 |
530 |
530 |
460 |
412 |
4 |
54 |
52 |
16-Φ41 |
16-Φ36 |
|
350 |
850 |
595 |
600 |
525 |
475 |
4 |
60 |
56 |
16-Φ41 |
16-Φ39 |
|
400 |
950 |
670 |
670 |
585 |
525 |
4 |
66 |
60 |
16-Φ48 |
16-Φ42 |
PN100
|
DN |
L |
D |
D1 |
D2 |
f |
b |
z-Φd |
|||
|
JB/T |
HJ/T |
JB/T |
HJ/T |
JB/T |
HJ/T |
|||||
|
15 |
170 |
105 |
105 |
75 |
55 |
2 |
20 |
20 |
4-Φ14 |
4-Φ14 |
|
20 |
190 |
125 |
130 |
90 |
68 |
2 |
22 |
22 |
4-Φ18 |
4-Φ18 |
|
25 |
210 |
135 |
140 |
100 |
78 |
2 |
24 |
24 |
4-Φ18 |
4-Φ18 |
|
32 |
230 |
150 |
155 |
110 |
82 |
2 |
24 |
26 |
4-Φ23 |
4-Φ22 |
|
40 |
240 |
165 |
170 |
125 |
95 |
3 |
26 |
28 |
4-Φ23 |
4-Φ22 |
|
50 |
250 |
195 |
195 |
145 |
112 |
3 |
28 |
30 |
4-Φ25 |
4-Φ26 |
|
65 |
280 |
220 |
220 |
170 |
138 |
3 |
32 |
34 |
8-Φ25 |
8-Φ26 |
|
80 |
310 |
230 |
230 |
180 |
148 |
3 |
34 |
36 |
8-Φ25 |
8-Φ26 |
|
100 |
350 |
265 |
265 |
210 |
172 |
3 |
38 |
40 |
8-Φ30 |
8-Φ30 |
|
125 |
400 |
310 |
315 |
250 |
210 |
3 |
42 |
40 |
8-Φ34 |
8-Φ33 |
|
150 |
450 |
350 |
355 |
290 |
250 |
3 |
46 |
44 |
12-Φ34 |
12-Φ33 |
|
200 |
550 |
430 |
430 |
360 |
312 |
3 |
54 |
52 |
12-Φ41 |
12-Φ36 |
|
250 |
650 |
500 |
505 |
430 |
382 |
3 |
60 |
60 |
12-Φ41 |
12-Φ39 |
|
300 |
750 |
585 |
585 |
500 |
442 |
4 |
70 |
68 |
16-Φ48 |
16-Φ42 |
|
350 |
850 |
655 |
655 |
560 |
498 |
4 |
76 |
74 |
16-Φ54 |
16-Φ48 |
|
400 |
950 |
715 |
715 |
620 |
558 |
4 |
80 |
78 |
16-Φ54 |
16-Φ48 |
PN160
|
DN |
L |
D |
D1 |
D2 |
f |
b |
z-Φd |
||||
|
JB/T |
HJ/T |
JB/T |
HJ/T |
JB/T |
HJ/T |
JB/T |
HJ/T |
||||
|
15 |
170 |
110 |
105 |
75 |
75 |
52 |
2 |
24 |
20 |
4-Φ18 |
4-Φ14 |
|
20 |
190 |
130 |
130 |
90 |
90 |
62 |
2 |
26 |
24 |
4-Φ23 |
4-Φ18 |
|
25 |
210 |
140 |
140 |
100 |
100 |
72 |
2 |
28 |
24 |
4-Φ23 |
4-Φ18 |
|
32 |
230 |
165 |
155 |
115 |
110 |
85 |
2 |
30 |
28 |
4-Φ25 |
4-Φ22 |
|
40 |
260 |
175 |
170 |
125 |
125 |
92 |
3 |
32 |
28 |
4-Φ27 |
4-Φ22 |
|
50 |
300 |
215 |
195 |
165 |
140 |
132 |
3 |
36 |
30 |
8-Φ25 |
4-Φ26 |
|
65 |
340 |
245 |
220 |
190 |
170 |
152 |
3 |
44 |
34 |
8-Φ30 |
8-Φ26 |
|
80 |
390 |
260 |
230 |
205 |
180 |
168 |
3 |
46 |
36 |
8-Φ30 |
8-Φ26 |
|
100 |
450 |
300 |
265 |
240 |
210 |
200 |
3 |
48 |
40 |
8-Φ34 |
8-Φ30 |
|
125 |
525 |
355 |
315 |
285 |
250 |
238 |
3 |
60 |
44 |
8-Φ41 |
8-Φ33 |
|
150 |
600 |
390 |
355 |
318 |
290 |
270 |
3 |
66 |
50 |
12-Φ41 |
12-Φ33 |
|
200 |
750 |
480 |
430 |
400 |
360 |
345 |
3 |
78 |
60 |
12-Φ48 |
12-Φ36 |
|
250 |
850 |
580 |
515 |
485 |
430 |
425 |
3 |
88 |
68 |
12-Φ54 |
12-Φ42 |
|
300 |
950 |
665 |
585 |
570 |
500 |
510 |
4 |
100 |
78 |
16-Φ54 |
16-Φ42 |
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