Q41F-16P/25P/40P/64P DIN Flanged Ball Valve 1. Nominal pressure: PN1.0~32.0MPa 2. Nominal diameter: 1/2''~14'' 3. Connection method: flange, butt welding, thread, socket welding, etc. 4. Drive mode: manual, worm gear, pneumatic, electric, hydraulic, etc.
Product Description
Design standards | |
Technical specification: | DIN |
Design standard: | DIN 3357 |
Face to face: | DIN 3202 |
Flanged ends: | DIN2542-2546 |
Test and inspection: | DIN3230 |
Specifications | |
Nominal pressure: | 10K / 20K |
Strength test: | PT2.4 / 5.8Mpa |
Seal test: | 1.5 / 4.0Mpa |
The seal test: | 1.5 / 4.0Mpa |
Gas seal test: | 0.6Mpa |
Valve body material: | WCB(C) / CF8 (P) / CF3 (PL) / CF8M (R) / CF3M (RL) |
Suitable medium: | water / steam / oil products / nitric acid / acetic acid |
Suitable temperature: | -29℃-180℃ |
Materials of main parts | |||
Material name | Carbon steel | Stainless steel | |
Body | A216 WCB | A351 CF8 | A351 CF8M |
Bonnet | A216 WCB | A351 CF8 | A351 CF8M |
Ball | A276 304 / A276 316 | ||
Stem | 2Cr13 / A276 304 / A276 316 | ||
Seal | PTFE / RPTFE | ||
Gland packing | PTFE/ Hexible graphite | ||
Gland | A216 WCB | A351 CF8 | |
Bolt | A193-B7 | A193-B8M | |
Nut | A194-2H | A194-8 |
The main dimensions and connection dimensions
DIN 1.6MPa PN(16bar) Unit:mm |
|||||||
DN(mm) |
L |
D |
D1 |
D2 |
b |
f |
Z-Φd |
15 |
115 |
95 |
65 |
45 |
16 |
2 |
4-Φ14 |
20 |
120 |
105 |
75 |
58 |
18 |
2 |
4-Φ14 |
25 |
125 |
115 |
85 |
68 |
18 |
2 |
4-Φ14 |
32 |
130 |
140 |
100 |
78 |
18 |
2 |
4-Φ18 |
40 |
140 |
150 |
110 |
88 |
18 |
3 |
4-Φ18 |
50 |
150 |
165 |
125 |
102 |
20 |
3 |
4-Φ18 |
65 |
170 |
185 |
145 |
122 |
20 |
3 |
4-Φ18 |
80 |
180 |
200 |
160 |
138 |
20 |
3 |
8-Φ18 |
100 |
190 |
220 |
180 |
158 |
20 |
3 |
8-Φ18 |
125 |
325 |
250 |
210 |
188 |
22 |
3 |
8-Φ18 |
150 |
350 |
285 |
240 |
212 |
22 |
3 |
8-Φ22 |
200 |
400 |
340 |
295 |
268 |
24 |
3 |
12-Φ22 |
250 |
450 |
405 |
355 |
320 |
26 |
3 |
12-Φ26 |
300 |
500 |
460 |
410 |
378 |
28 |
4 |
12-Φ26 |
350 |
550 |
520 |
470 |
438 |
30 |
4 |
16-Φ26 |
DIN 2.5MPa PN(25bar) Unit:mm |
|||||||
DN(mm) |
L |
D |
D1 |
D2 |
b |
f |
Z-Φd |
15 |
115 |
95 |
65 |
45 |
16 |
2 |
4-Φ14 |
20 |
120 |
105 |
75 |
58 |
18 |
2 |
4-Φ14 |
25 |
125 |
115 |
85 |
68 |
18 |
2 |
4-Φ14 |
32 |
130 |
140 |
100 |
78 |
18 |
2 |
4-Φ18 |
40 |
140 |
150 |
110 |
88 |
18 |
3 |
4-Φ18 |
50 |
150 |
165 |
125 |
102 |
20 |
3 |
4-Φ18 |
65 |
170 |
185 |
145 |
122 |
22 |
3 |
8-Φ18 |
80 |
180 |
200 |
160 |
138 |
24 |
3 |
8-Φ18 |
100 |
190 |
235 |
190 |
162 |
24 |
3 |
8-Φ22 |
125 |
325 |
270 |
220 |
188 |
26 |
3 |
8-Φ26 |
150 |
350 |
300 |
250 |
218 |
28 |
3 |
8-Φ26 |
200 |
400 |
360 |
310 |
278 |
30 |
3 |
12-Φ26 |
250 |
450 |
425 |
370 |
335 |
32 |
3 |
12-Φ30 |
300 |
500 |
485 |
430 |
395 |
34 |
4 |
16-Φ30 |
350 |
550 |
555 |
490 |
450 |
38 |
4 |
16-Φ33 |
DIN 4.0MPa PN(40bar) Unit:mm |
|||||||
DN(mm) |
L |
D |
D1 |
D2 |
b |
f |
Z-Φd |
15 |
115 |
95 |
65 |
45 |
16 |
2 |
4-Φ14 |
20 |
120 |
105 |
75 |
58 |
18 |
2 |
4-Φ14 |
25 |
125 |
115 |
85 |
68 |
18 |
2 |
4-Φ14 |
32 |
130 |
140 |
100 |
78 |
18 |
2 |
4-Φ18 |
40 |
140 |
150 |
110 |
88 |
18 |
3 |
4-Φ18 |
50 |
150 |
165 |
125 |
102 |
20 |
3 |
4-Φ18 |
65 |
170 |
185 |
145 |
122 |
22 |
3 |
8-Φ18 |
80 |
180 |
200 |
160 |
138 |
24 |
3 |
8-Φ18 |
100 |
190 |
235 |
190 |
162 |
24 |
3 |
8-Φ22 |
125 |
325 |
270 |
220 |
188 |
26 |
3 |
8-Φ26 |
150 |
350 |
300 |
250 |
218 |
28 |
3 |
8-Φ26 |
200 |
400 |
375 |
320 |
285 |
34 |
3 |
12-Φ30 |
250 |
450 |
450 |
385 |
345 |
38 |
3 |
12-Φ33 |
300 |
500 |
515 |
450 |
410 |
42 |
4 |
16-Φ33 |
350 |
550 |
580 |
510 |
465 |
46 |
4 |
16-Φ36 |
DIN 6.4MPa PN(64bar) Unit:mm |
|||||||
DN(mm) |
L |
D |
D1 |
D2 |
b |
f |
Z-Φd |
15 |
140 |
105 |
75 |
45 |
20 |
2 |
4-Φ14 |
20 |
152 |
130 |
90 |
58 |
20 |
2 |
4-Φ14 |
25 |
165 |
140 |
100 |
68 |
24 |
2 |
4-Φ14 |
32 |
178 |
155 |
110 |
75 |
24 |
2 |
4-Φ18 |
40 |
190 |
170 |
125 |
88 |
26 |
3 |
4-Φ18 |
50 |
216 |
180 |
135 |
102 |
26 |
3 |
4-Φ18 |
65 |
241 |
205 |
160 |
122 |
26 |
3 |
8-Φ18 |
80 |
283 |
215 |
170 |
138 |
28 |
3 |
8-Φ18 |
100 |
305 |
250 |
200 |
162 |
30 |
3 |
8-Φ22 |
125 |
381 |
295 |
240 |
188 |
34 |
3 |
8-Φ26 |
150 |
403 |
345 |
280 |
218 |
36 |
3 |
8-Φ26 |
200 |
419 |
415 |
345 |
285 |
42 |
3 |
12-Φ26 |
250 |
457 |
470 |
400 |
345 |
46 |
3 |
12-Φ30 |
300 |
502 |
530 |
460 |
410 |
52 |
4 |
16-Φ30 |
350 |
702 |
600 |
525 |
465 |
56 |
4 |
16-Φ33 |
Ball valve Application
Ball valve, opening and closing parts (ball) driven by the valve stem, and around the ball valve axis for rotary movement of the valve. Can be used for fluid regulation and control, Ball valves are generally installed horizontally in the pipeline
Ball valves classification
By structure:
Floating ball valve, fixed ball valve, V-ball valve, three-way ball valve, manual ball valve, pneumatic ball valve, electric ball valve, welding ball valve and so on.
Ball valve characteristics
①Low fluid resistance and small volume.
②Tight and reliable, good seal.
③Convenient operation, quick opening and closing.
④Simple structure, convenient maintenance.
⑤ Wide range of application, high vacuum or high pressure can be applied.
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