Product execution standards
| Product Specifications | Design Specifications | Structural length | Connecting flange | Test and inspection | Pressure to temperature | Product logo | |||||||||||
| GB/T12234 | GB/T12221 | GB/T9124.1 | GB/T26480 | GB/T12224 | GB/T12220 | ||||||||||||
Product Performance Specifications
1. Experimental pressure (unit: mm)
| Nominal pressure PN(MPa) |
case | Test pressure (MPa) | Top seal | |
| Sealing (liquid) | Sealed (gas) | |||
| 1.6 | 2.4 | 1.8 | 0.6 | 1.8 |
| 2.5 | 3.8 | 2.8 | 0.6 | 2.8 |
| 4.0 | 6.0 | 4.4 | 0.6 | 4.4 |
| 6.4 | 9.6 | 7.0 | 0.6 | 7.0 |
| 10.0 | 15.0 | 11.0 | 0.6 | 11.0 |
| 16.0 | 24.0 | 18.0 | 0.6 | 18.0 |
2. Applicable medium and applicable temperature
| Housing material | Applicable media | Applicable temperature (℃) |
| Carbon steel (type C) | Water, steam, oil products | ≤425 |
| Chromium Ni-TiTi Steel (P-type) | Nitrate | ≤200 |
| Chromium nickel molybdenum titanium steel (R type) | Acetate | ≤200 |
| Chrome molybdenum steel (type I) | Water, steam, oil products | ≤550 |
Main parts materials
| Valve Body/Valve Cover | Valve plate/valve seat | Valve rod | Stem nut | filler | Handwheel | ||||||||||||
| Carbon steel | High-quality carbon steel + cemented carbide or stainless steel | Chrome stainless steel | Aluminum bronze, ductile iron | Graphite asbestos disc root | Forged cast iron | ||||||||||||
| Chromium Ni-TiTi Steel | Stainless steel, stainless steel + cemented carbide | chromium nickel titanium stainless steel | Aluminum bronze, ductile iron | Immerse PTFE | Forged cast iron | ||||||||||||
| chromium nickel copper titanium steel | Stainless steel, stainless steel + cemented carbide | chromium nickel molybdenum titanium stainless steel | Aluminum bronze, ductile iron | Asbestos olefin | Forged cast iron | ||||||||||||
| Chrome molybdenum steel | Alloy steel + Xinjiang alloy | Chromium molybdenum vanadium steel | Aluminum bronze, ductile iron | Flexible graphite | Forged cast iron | ||||||||||||
Main shape and connection size
| DN | L | D | D1 | D2 | b | f | Z-d | H | H1 | D0 | ||||||||
| Z40H Z41Y |
-16 | Z40H Z41Y |
-16 | Z40 Z41 |
Y-16R | Z40 Z41 |
W-16P | Z40 Z41 |
W-16R | Z40 Z41 |
Y-161 (KZ41Y) | |||||||
| 15 | 130 | 95 | 65 | 46 | 14 | 2 | 4-14 | 220 | 240 | 120 | ||||||||
| 20 | 150 | 105 | 75 | 56 | 16 | 2 | 4-14 | 255 | 284 | 140 | ||||||||
| 25 | 160 | 115 | 85 | 65 | 16 | 2 | 4-14 | 275 | 303 | 160 | ||||||||
| 32 | 180 | 140 | 100 | 76 | 18 | 2 | 4-18 | 280 | 321 | 180 | ||||||||
| 40 | 200 | 150 | 110 | 84 | 18 | 2 | 4-18 | 300 | 352 | 200 | ||||||||
| 50 | 250 | 165 | 125 | 99 | 20 | 2 | 4-18 | 358 | 438 | 240 | ||||||||
| 65 | 270 | 185 | 145 | 118 | 20 | 2 | 4-18 | 375 | 450 | 240 | ||||||||
| 80 | 280 | 200 | 160 | 132 | 20 | 2 | 8-18 | 438 | 528 | 280 | ||||||||
| 100 | 300 | 220 | 180 | 156 | twenty two | 2 | 8-18 | 502 | 620 | 320 | ||||||||
| 125 | 325 | 250 | 210 | 184 | twenty two | 2 | 8-18 | 612 | 753 | 360 | ||||||||
| 150 | 350 | 285 | 240 | 211 | twenty four | 2 | 8-23 | 676 | 847 | 360 | ||||||||
| 200 | 400 | 340 | 295 | 266 | twenty four | 2 | 12-22 | 820 | 1039 | 400 | ||||||||
| 250 | 450 | 405 | 355 | 319 | 26 | 2 | 12-26 | 969 | 1245 | 450 | ||||||||
| 300 | 500 | 460 | 410 | 370 | 28 | 2 | 12-26 | 1142 | 1472 | 560 | ||||||||
| 350 | 550 | 520 | 470 | 429 | 30 | 2 | 16-26 | 1280 | 1450 | 640 | ||||||||
| 400 | 600 | 580 | 525 | 480 | 32 | 2 | 16-30 | 1452 | 1887 | 640 | ||||||||
| 450 | 650 | 640 | 585 | 548 | 40 | 2 | 20-30 | 1541 | 2011 | 720 | ||||||||
| 500 | 700 | 715 | 650 | 609 | 44 | 2 | 20-33 | 1676 | 2181 | 720 | ||||||||
| 600 | 800 | 840 | 770 | 720 | 48 | 2 | 20-36 | 1874 | 2346 | 800 | ||||||||
| Z40H Z41Y |
-25 | Z40H Z41Y |
-25P | Z40 Z41 |
Y-25R | Z40 Z41 |
W-25P | Z40 Z41 |
W-25R | Z40 Z41 |
Y-251 (KZ41Y) | |||||||
| 15 | 130 | 95 | 65 | 46 | 14 | 2 | 4-14 | 220 | 240 | 120 | ||||||||
| 20 | 150 | 105 | 75 | 56 | 16 | 2 | 4-14 | 255 | 284 | 140 | ||||||||
| 25 | 160 | 115 | 85 | 65 | 16 | 2 | 4-14 | 275 | 303 | 160 | ||||||||
| 32 | 180 | 140 | 100 | 76 | 18 | 2 | 4-18 | 280 | 321 | 180 | ||||||||
| 40 | 200 | 150 | 110 | 84 | 18 | 2 | 4-18 | 300 | 352 | 200 | ||||||||
| 50 | 250 | 165 | 125 | 99 | 20 | 2 | 4-18 | 358 | 438 | 240 | ||||||||
| 65 | 270 | 185 | 145 | 118 | twenty two | 2 | 8-18 | 375 | 450 | 240 | ||||||||
| 85 | 280 | 200 | 160 | 132 | twenty four | 2 | 8-18 | 433 | 528 | 280 | ||||||||
| 100 | 300 | 235 | 190 | 156 | twenty four | 2 | 8-22 | 502 | 620 | 320 | ||||||||
| 125 | 325 | 270 | 220 | 184 | 26 | 2 | 8-26 | 612 | 753 | 360 | ||||||||
| 150 | 350 | 300 | 250 | 211 | 28 | 2 | 8-26 | 676 | 847 | 360 | ||||||||
| 200 | 400 | 360 | 310 | 274 | 30 | 2 | 12-26 | 820 | 1039 | 400 | ||||||||
| 250 | 450 | 425 | 370 | 330 | 32 | 2 | 12-30 | 696 | 1245 | 450 | ||||||||
| 300 | 500 | 485 | 430 | 389 | 34 | 2 | 16-30 | 1142 | 1472 | 560 | ||||||||
| 350 | 550 | 555 | 490 | 448 | 38 | 2 | 16-33 | 1280 | 1450 | 640 | ||||||||
| 400 | 600 | 620 | 550 | 503 | 40 | 2 | 16-36 | 1452 | 1887 | 640 | ||||||||
| 450 | 650 | 670 | 600 | 548 | 46 | 2 | 20-36 | 1541 | 2011 | 720 | ||||||||
| 500 | 700 | 730 | 660 | 609 | 48 | 2 | 20-36 | 1676 | 2181 | 720 | ||||||||
| 600 | 800 | 845 | 770 | 720 | 48 | 2 | 20-39 | 1874 | 2346 | 800 | ||||||||
Note: Product information is for reference only. If you have any questions, please contact our company!
News
Contact Us
Do you have any questions to consult?
Liangming Group aims to contribute to the high-quality development of the society and economy, help achieve common prosperity, and strive to become a widely respected enterprise with good quality and reputation as its core value.
Contact number: 400-677-8577
