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Cast steel flange hard seal gate valve Z41H-16/25C
Stable quality: Implement full process quality monitoring, meticulous and all-round testing! Reasonable price: Efficient internal cost control reduces
Product details
Z41H-16/25CCast steel flange hard seal gate valveintroduce
Z41H cast steel flange gate valveCompact structure, reasonable design, good valve rigidity, smooth channel, and low flow resistance coefficient. The sealing surface is made of stainless steel and hard alloy, with a long service life. Adopting flexible graphite packing board, reliable sealing, and easy and flexible operation. Drive modes include manual, electric, pneumatic, gear transmission, and structural form; Elastic wedge single valve, rigid wedge single valve plate, and double gate type.Widely applicable as an opening and closing device for connecting or cutting off the medium in oil and steam pipelines such as petrochemicals and thermal power plants.
Z41H-16/25CCast steel flange hard seal gate valvecharacteristic
1. The selection of materials is meticulous, in compliance with relevant standards, and the overall quality of the materials is high.
2. Reliable sealing, excellent performance, and beautiful appearance.
3. The sealing pair is advanced and reasonable, and the sealing surfaces of the gate and valve seat are made of Stellite cobalt based hard alloy with different hardness by welding. The sealing is reliable, with high hardness, wear resistance, high temperature resistance, corrosion resistance, good scratch resistance, and long service life.
4. The valve stem has undergone quenching and surface nitriding treatment, exhibiting excellent corrosion resistance, abrasion resistance, and wear resistance.
5. Adopting a wedge-shaped elastic gate structure, thrust bearings are installed on the medium and large diameters, with low friction and equipped with an impact handwheel for easy and smooth opening and closing.
6. Various piping flange standards and flange sealing surface forms can be adopted to meet various engineering needs and user requirements.
Z41H-16/25CCast steel flange hard seal gate valveStructural diagram
Z41H-16/25CCast steel flange hard seal gate valvePart Material
|
Shell Material |
Applicable Medium |
Temperature |
|
carbon steel(Ctype) |
Water, steam, oil products |
≤425 |
|
Chromium nickel titanium steel(Ptype) |
Nitric Acid |
≤200 |
|
Ci Ni Mo Ti Steel(Rtype) |
Acetic acid |
≤200 |
|
chromium molybdenum steel(Itype) |
Water, steam, oil products |
≤550 |
Z41H-16/25CCast steel flange hard seal gate valveperformance parameter
|
nominal pressure(MPa) |
test pressure(MPa) |
|||
|
housing |
seal(liquid) |
seal(gas) |
Upper seal |
|
|
1.6 |
2.4 |
1.76 |
0.6 |
1.76 |
|
2.5 |
3.8 |
2.75 |
0.6 |
2.75 |
|
4.0 |
6.0 |
4.4 |
0.6 |
4.4 |
|
6.4 |
9.6 |
7.04 |
0.6 |
7.04 |
|
10.0 |
15.0 |
11.0 |
0.6 |
11.0 |
|
16.0 |
24.0 |
17.6 |
0.6 |
17.6 |
Z41H-16/25Ccast steelflangehard sealGate valveMain connection dimensions：
|
size |
DN |
15 |
20 |
25 |
32 |
40 |
50 |
65 |
80 |
100 |
125 |
150 |
200 |
250 |
300 |
350 |
400 |
450 |
500 |
600 |
|
L |
mm |
130 |
150 |
160 |
180 |
200 |
250 |
265 |
280 |
300 |
325 |
350 |
400 |
450 |
500 |
550 |
600 |
650 |
700 |
800 |
|
H |
mm |
175 |
180 |
210 |
210 |
350 |
358 |
373 |
435 |
500 |
614 |
674 |
818 |
1225 |
1415 |
1630 |
1780 |
2050 |
2181 |
2599 |
|
W |
mm |
180 |
180 |
200 |
200 |
200 |
240 |
240 |
280 |
320 |
360 |
360 |
400 |
450 |
500 |
500 |
600 |
720 |
720 |
720 |
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