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Product Details:
Payment & Shipping Terms:
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Body Material: | Carbon Steel | Connection: | Flange Ends |
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Type: | Os&y | Standard Or Nonstandard: | Standard |
Color: | Customer's Request,white | Medium: | Water Oil Gas |
Power: | Manual | Pressure: | Medium Pressure |
High Light: | cast steel 4 flanged gate valve,rising stem 4 flanged gate valve,dn100 gate valve flanged |
The product is used for opening and closing equipment or pipelines; Not allowed for throttling
1. the valve is flange connected and complies with KS B 2361 standard.
2. the valve is composed of valve body, bonnet, gate, valve rod, hand wheel and other parts. By rotating the hand wheel, the valve rod rises or falls, so as to drive the gate to rise or fall, and make a linear displacement perpendicular to the fluid to achieve the purpose of opening and closing.
Possible failure | Cause of failure | Elimination method |
Leakage of sealing surface | 1. dirt and other objects are mixed between sealing surfaces. | 1 clean the dirt on the sealing surface. |
2. the sealing surface is damaged. | 2. correct the sealing surface again. | |
Packing leakage | 1. the packing cover is not compacted. | 1. tighten the nuts evenly to compress the packing. |
2. insufficient packing. | 2. add filler. | |
3. packing failure. | 3. replace with new packing. | |
Leakage of flange connection sealing surface | 1. flange bolts are not tightened or the tightness is uneven | 1. tighten the bolts evenly and symmetrically. |
2. the connection sealing surface is damaged | 2. refinish the flange sealing surface. |
Type | DN | L | D | D1 | D2 | b-f | Z-Φd | Hmin | Hmax | D0 |
Z41H-10K
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50 | 178 | 155 | 120 | 96 | 16-2 | 4-Φ19 | 320 | 381 | 200 |
65 | 190 | 175 | 140 | 116 | 18-2 | 4-Φ19 | 346 | 425 | 200 | |
80 | 203 | 185 | 150 | 126 | 18-2 | 8-Φ19 | 395 | 489 | 240 | |
100 | 229 | 210 | 175 | 151 | 18-2 | 8-Φ19 | 436 | 547 | 280 | |
125 | 254 | 250 | 210 | 182 | 20-2 | 8-Φ23 | 510 | 650 | 320 | |
150 | 267 | 280 | 240 | 212 | 22-2 | 8-Φ23 | 570 | 730 | 320 | |
200 | 292 | 330 | 290 | 262 | 22-2 | 12-Φ23 | 710 | 920 | 360 | |
250 | 330 | 400 | 355 | 324 | 24-2 | 12-Φ25 | 884 | 1147 | 400 | |
300 | 356 | 445 | 400 | 368 | 24-3 | 16-Φ25 | 1023 | 1334 | 450 |
Contact Person: Ms. Ada Chen