Forged steel gate valve is used for small caliber pipe lines to connect or cut off medium. Choosing different materials, the valve is applicable for water, steam, oil, nitric acid, acetic acid, oxidative medium, urea, etc.
Working temperature: -29~425℃(carbon steel); -29~500℃(stainless steel).
Standards
Design: JB/T 7746, API 602;
Length: JB/T 7746;
Bell and spigot/screw thread: JB/T1751/GB7306, ANSI B16.11/B2.1;
Testing & inspection: JB/T 9092, API 598;
Pressure-temperature: GB/T 9131, ANSI B16.34;
Identification: GB/T 1220, MSS SP25
Supply: JB/T 7928
Parameter
Pressure |
Strength Testing |
Seal Testing |
Hermetic Seal Tesing |
Applicable Temperature(℃) |
Applicable Medium |
1.6 |
2.4 |
1.73 |
0.6 |
≤425 |
Water, steam, oil |
2.5 |
3.8 |
2.75 |
|||
4.0 |
6.0 |
4.4 |
|||
6.4 |
9.6 |
7.04 |
|||
10.0 |
15.0 |
11.0 |
|||
16.0 |
24.0 |
17.6 |
|||
800Lb |
21.0 |
15.4 |
≤200 |
Corrosive medium |
Materials
Components |
Materials |
Body/bonnet |
25 |
Flashboard/disc |
2Cr13 |
Stem |
2Cr13 |
Seal ring |
1Cr13+HF |
Packing |
Flexible graphite |
Gasket |
18-8/flexible graphite |
Bolt |
35/35CrMo |
Dimensions
Nominal Diameter DN(mm) |
Dimensions |
|||||||
L |
d |
S |
L1 |
T |
L2 |
H |
D0 |
|
Z41H-16C Z41H-25 Z41H-40 Z11H-16C Z11H-25 Z11H-40 Z61H-16C Z61H-25 Z61H-40 |
||||||||
15 |
90 |
13 |
22.5 |
10 |
1/2 |
15 |
151 |
118 |
20 |
100 |
18 |
28.5 |
11 |
3/4 |
17 |
182 |
130 |
25 |
120 |
23 |
34.5 |
12 |
1 |
19 |
197 |
150 |
32 |
120 |
28 |
43 |
14 |
1? |
21 |
201 |
166 |
40 |
135 |
36 |
49 |
15 |
1? |
21 |
227 |
180 |
50 |
155 |
45 |
61 |
16 |
2 |
25 |
253 |
180 |
Z41H-64 Z11H-64 Z61H-64 |
||||||||
15 |
90 |
13 |
22.5 |
10 |
1/2 |
15 |
151 |
118 |
20 |
100 |
18 |
28.5 |
11 |
3/4 |
17 |
182 |
130 |
25 |
120 |
23 |
34.5 |
12 |
1 |
19 |
197 |
150 |
32 |
130 |
28 |
43 |
14 |
1? |
21 |
212 |
180 |
40 |
150 |
36 |
49 |
15 |
1? |
21 |
231 |
180 |
50 |
155 |
45 |
61 |
16 |
2 |
25 |
253 |
180 |
Z41H-100 Z11H-100 Z61H-100 |
||||||||
15 |
90 |
13 |
22.5 |
10 |
1/2 |
15 |
151 |
118 |
20 |
100 |
18 |
28.5 |
11 |
3/4 |
17 |
182 |
130 |
25 |
120 |
23 |
34.5 |
12 |
1 |
19 |
197 |
150 |
32 |
130 |
28 |
43 |
14 |
1? |
21 |
212 |
180 |
40 |
150 |
36 |
49 |
15 |
1? |
21 |
231 |
180 |
50 |
155 |
45 |
61 |
16 |
2 |
25 |
253 |
180 |
Z41H-160 Z11H-160 Z61H-160 |
||||||||
15 |
90 |
13 |
22.5 |
10 |
1/2 |
15 |
151 |
118 |
20 |
160 |
18 |
28.5 |
11 |
3/4 |
17 |
182 |
130 |
25 |
120 |
23 |
34.5 |
12 |
1 |
19 |
197 |
150 |
32 |
130 |
28 |
43 |
14 |
1? |
21 |
212 |
180 |
40 |
150 |
36 |
49 |
15 |
1? |
21 |
231 |
180 |
50 |
155 |
45 |
61 |
16 |
2 |
25 |
253 |
180 |