Z41W Stainless Steel Gate Valve
Features
① product design and manufacture in line with advanced foreign standards, reliable sealing, excellent performance.
② compact and reasonable structure design, handsome in appearance.
③ using wedge-type flexible gate structure, large diameter set rolling bearings, opening and closing easily.
④ valve body full range of materials, packing, gasket according to the actual conditions or user requirements reasonable matching, applicable to all kinds of pressure, temperature and medium conditions.
⑤ adopt a variety of domestic and foreign standards for pipe flanges and flange sealing surface type to meet the needs of various projects and user requirements.
Executive Standard
Design and Manufacturing: API 600
Flange size: ANSI B16.5
Structure length: ANSI B16.10
Pressure ~ Temperature: ANSI B16.34
Inspection and Testing: API 598
Performance parameters
Nominal pressure(Lb) |
Strength test |
Water seal test |
Gas seal test |
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MPa |
Lbf/in2 |
MPa |
Lbf/in2 |
MPa |
Lbf/in2 |
|
150 |
3.1 |
450 |
2.2 |
315 |
0.6 |
60 |
300 |
7.8 |
1125 |
5.6 |
815 |
0.6 |
60 |
600 |
15.3 |
2225 |
11.2 |
1630 |
0.6 |
60 |
The main part material
Body, bonnet, gate |
WCB |
1Cr18Ni9Ti |
CF8(304) |
CF3(304L) |
1Cr18Ni12Mo2Ti |
CF8M(316) |
Sealing surface |
Cr13 or cemented carbide |
Body (W) or cemented carbide (Y) |
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Stem and inner parts |
2Cr13 |
1Cr18Ni9Ti |
0Cr19Ni9(304) |
00Cr19Ni11(304L) |
1Cr18Ni12Mo2Ti |
0Cr17Ni12Mo2(316) |
filler |
Flexible graphite |
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Gasket |
Stainless steel spiral wound gasket |
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Suitable media |
Water, steam, oil and so on |
Nitric acid and other corrosive media |
Strong oxidizing media |
Acetic acid and other corrosive media |
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proper temperature |
-29~425℃ |
-40~500℃ |
The main shape and connection dimensions
Nominal diameter |
The main dimensions and connection dimensions |
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L |
D |
D1 |
D2 |
b |
Z-d |
H |
D0 |
|
150LB |
||||||||
50 |
178 |
150 |
120.5 |
92 |
16 |
4-Φ19 |
323 |
200 |
65 |
190 |
180 |
139.5 |
105 |
18 |
4-Φ19 |
347 |
250 |
80 |
203 |
190 |
152.5 |
127 |
19 |
4-Φ19 |
383 |
250 |
100 |
229 |
230 |
190.5 |
157 |
24 |
8-Φ19 |
457 |
300 |
125 |
254 |
255 |
216 |
185.7 |
24 |
8-Φ22 |
632 |
300 |
150 |
267 |
280 |
241.5 |
216 |
26 |
8-Φ22 |
635 |
350 |
200 |
292 |
345 |
298.5 |
270 |
29 |
8-Φ22 |
762 |
350 |
250 |
330 |
405 |
362 |
324 |
31 |
12-Φ25 |
895 |
400 |
300 |
356 |
485 |
432 |
381 |
32 |
12-Φ25 |
1080 |
500 |
350 |
381 |
535 |
476 |
413 |
35 |
12-Φ29 |
1295 |
600 |
400 |
406 |
595 |
540 |
470 |
37 |
16-Φ29 |
1435 |
600 |
300LB |
||||||||
50 |
216 |
165 |
127 |
92 |
22 |
8-19 |
330 |
250 |
65 |
241 |
190 |
149 |
105 |
25 |
8-22 |
368 |
250 |
80 |
283 |
210 |
168.5 |
127 |
29 |
8-22 |
394 |
300 |
100 |
305 |
255 |
200 |
157 |
32 |
8-22 |
473 |
300 |
125 |
381 |
280 |
235 |
186 |
35 |
8-22 |
660 |
350 |
150 |
403 |
320 |
270 |
216 |
37 |
12-22 |
711 |
350 |
200 |
419 |
380 |
330 |
270 |
41 |
12-25 |
813 |
400 |
250 |
457 |
445 |
387.5 |
324 |
48 |
16-29 |
1003 |
500 |
300 |
502 |
520 |
451 |
381 |
51 |
16-32 |
1137 |
600 |
350 |
762 |
585 |
514.5 |
413 |
54 |
20-32 |
1489 |
600 |
400 |
838 |
650 |
571.5 |
470 |
57 |
20-32 |
1581 |
650 |