TOBO STEEL GROUP CHINA
TOBO STEEL GROUP CHINA
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Low Pressure Manual Valve ANSI Bevel Gear Round Flange Bonnetless Knife Gate Valve
This valve is widely applied to pipelines such as water supply and drainage, construction, oil, chemical industry, natural gas, food, medicine, power plant, nuclear power plant and urban pollution discharge etc for purpose of adjusting or cutting the flow contains various medium, such as thick granule, sticky liquid and floating contamination ect.
| Main parts and materials | ||
| NO. | Main parts | Materials |
| 1 | Valve body | Carbon steel/Stainless steel |
| 2 | Bonnet | Carbon steel/Stainless steel |
| 3 | Disc | Stainless steel |
| 4 | Stem | Stainless steel |
| 5 | Sealing surface | F4/Stainless steel/Hard alloy |
| Function and specification | |||||
| Type | PN(MPa) | Testing pressure(MPa) | Suitable temperature(℃) | Suitable medium | |
| Strength(water) | Enclose(water) | ||||
| PZ73W/H/Y-10C/P | 1.0 | 1.5 | 1.1 | ≤120 | Paper pulp, coal-slurry,sewage,dust mixture of water,ash residue. |
| PZ73W/H/Y-16C/P | 1.6 | 2.4 | 1.8 | ||
| Outline and connecting measurement | |||||||
| Type | DN(mm) | Measurement(mm) | Reference weight(kg) | ||||
| L | D1 | D2 | H | D0 | |||
| PZ73W/H/Y-10C/P | 50 | 48 | 125 | 100 | 285 | 180 | 8 |
| 65 | 48 | 145 | 120 | 298 | 180 | 10 | |
| 80 | 50 | 160 | 135 | 315 | 220 | 12 | |
| 100 | 50 | 180 | 155 | 365 |
220 | 14 | |
| 150 | 57 | 240 | 210 | 475 | 280 | 29 | |
| 200 | 70 | 295 | 265 | 540 | 360 | 38 | |
| 250 | 70 | 350 | 320 | 630 | 360 | 66 | |
| 300 | 76 | 400 | 368 | 780 | 400 | 100 | |
| 350 | 76 | 460 | 428 | 885 | 400 | 119 | |
| 400 | 89 | 515 | 482 | 990 | 400 | 195 | |
| 450 | 89 | 565 | 532 | 1100 | 530 | 285 | |
| 500 | 114 | 620 | 585 | 1200 | 530 | 389 | |
| 600 | 114 | 725 | 685 | 1450 | 600 | 529 | |
| PZ73W/H/Y-16C/P | 50 | 48 | 125 | 99 | 285 | 180 | 8.5 |
| 65 | 48 | 145 | 118 | 295 | 180 | 10.7 | |
| 80 | 50 | 160 | 132 | 315 | 220 | 13 | |
| 100 | 50 | 180 | 156 | 365 | 220 | 15 | |
| 150 | 57 | 240 | 211 | 475 | 280 | 31 | |
| 200 | 70 | 295 | 266 | 540 | 360 | 40.7 | |
| 250 | 70 | 355 | 319 | 630 | 360 | 70 | |
| 300 | 76 | 410 | 370 | 780 | 400 | 107 | |
| 350 | 76 | 470 | 429 | 885 | 400 | 129 | |
| 400 | 89 | 525 | 480 | 990 | 400 | 215 | |
| 450 | 89 | 585 | 548 | 1100 | 530 | 305 | |
| 500 | 114 | 650 | 609 | 1200 | 530 | 410 | |
| 600 | 114 | 775 | 720 | 1450 | 600 | 550 | |
Specification:
| Technical Date | Material Specification | ||
| Nominal Diameter | DN40-DN600 | Valve Body | Ductile/cast iron |
| Nominal Pressure | PN10/PN16 |
Valve Disc |
Carst steel or Ductile Iron or Stainless Steel |
| Operation Temperature | -40°C~120°C | ||
| Flange Driling Standard | DIN2532-2533/BS EN 1092 | Seal Material | EPDM OR NBR |
| Suface Treatment | Painting |
Valve Spring |
Stainless Steel |
| Application | Portable water, water distribution service & feed lines, sewage disposol, irrigation, fire protection pipe systerm, etc. | ||
| Product Name | Material |
| Valve Body | Ductile iron, Carbon steel, Stainless steel |
| Knife | Stainless steel |
| Stem | Stainless steel |
| Handwheel | Cast iron |
| Sealing | NBR/EPDM/PTFE or Metal Seat |
