WEYO AUTO TECH
| Payment Terms | L/C, T/T |
| Supply Ability | 5000 units per month for small parts. 1000 units per month for large parts |
| Delivery Time | 7 - 15 days for small orders, 15 - 30 days for large orders |
| Packaging Details | Customized packaging to protect products |
| Nominal Diameter | 3/4″, 20～300mm |
| Nominal Pressure | PN1.6MPa (6.4MPa for 3/4″) |
| Connection Type | Flanged type in accordance with JB/T79.1 PN1.6MPa; JB/T79.2 with male and female faces |
| Material | ZG1Cr18Ni9, ZG0Cr17Ni12Mo2 |
| Upper Valve Bonnet | Low-temperature type -1, -2: -100～-60℃ -3, -4: -200～-100℃ -5, -6: -250～-200℃ |
| Packing | V-type polytetrafluoroethylene packing |
| Brand Name | WEYO |
| Model Number | HAP |
| Place of Origin | China |
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Product Specification
| Payment Terms | L/C, T/T | Supply Ability | 5000 units per month for small parts. 1000 units per month for large parts |
| Delivery Time | 7 - 15 days for small orders, 15 - 30 days for large orders | Packaging Details | Customized packaging to protect products |
| Nominal Diameter | 3/4″, 20～300mm | Nominal Pressure | PN1.6MPa (6.4MPa for 3/4″) |
| Connection Type | Flanged type in accordance with JB/T79.1 PN1.6MPa; JB/T79.2 with male and female faces | Material | ZG1Cr18Ni9, ZG0Cr17Ni12Mo2 |
| Upper Valve Bonnet | Low-temperature type -1, -2: -100～-60℃ -3, -4: -200～-100℃ -5, -6: -250～-200℃ | Packing | V-type polytetrafluoroethylene packing |
| Brand Name | WEYO | Model Number | HAP |
| Place of Origin | China | ||
| High Light | 3/4'' single seated valve ，Low Temperature single seated valve ，300mm single seated globe control valve | ||
HAP Pneumatic Diaphragm Low-Temperature Single-Seat Control Valve
HAP pneumatic diaphragm single-seat control valves are widely used in industrial sectors such as air separation equipment, oxygen generators, petroleum, chemical industry, metallurgy, and power stations. They control the flow of low-temperature media and are suitable for occasions with strict requirements on leakage.
| Flow coefficient is shown in Tables 1 and 2 Table 1 | |||||||||||||||||
| Nominal diameter (mm) | 20 | 25 | 32 | 40 | 50 | 65 | 80 | 100 | 125 | 150 | 200 | 250 | 300 | ||||
| seat diameter (mm) | 10 | 12 | 15 | 20 | 25 | 32 | 40 | 50 | 65 | 80 | 100 | 125 | 150 | 200 | 250 | 300 | |
| flow coefficient Kv | single seat | 1.2 | 2 | 3.2 | 5 | 8 | 12 | 20 | 32 | 50 | 80 | 120 | 200 | 280 | 450 | 700 | 1100 |
| Table 2 | ||||||
| Nominal diameter | 3/4″ | |||||
| seat diameter(mm) | 3 | 4 | 5 | 6 | 7 | 8 |
| flow coefficient Kv | 0.08 | 0.12 | 0.2 | 0.32 | 0.5 | 0.8 |
| Allowable pressure difference is shown in Table 3 (flow-opening state, P2=0 when closed) Table 3 | ||||||||||||||||||
| Supply pressure MPa | spring range MPa | allowable pressure difference(MPa) | ||||||||||||||||
| 20 | nominal diameter or seat diameter(mm) | |||||||||||||||||
| 3/4 | 10 | 12 | 15 | 20 | 25 | 32 | 40 | 50 | 65 | 80 | 100 | 125 | 150 | 200 | 250 | 300 | ||
| 0.14 | 0.02～0.10 | 6.4 | 8.2 | 5.7 | 3.7 | 2 | 0.88 | 0.61 | 0.39 | 0.23 | 0.26 | 0.17 | 0.1 | 0.11 | 0.08 | 0.05 | 0.041 | 0.028 |
| 0.28 | 0.08～0.24 | 11.5 | 8.7 | 4.8 | 2.1 | 1.42 | 0.9 | 0.54 | 0.61 | 0.41 | 0.24 | 0.27 | 0.18 | 0.11 | 0.096 | 0.066 | ||
| actuator | ZM1 | HA2 | HA3 | HA4 | VA5 | |||||||||||||
| effective diaphragm area (cm2) | 200 | 310 | 550 | 950 | 1300 | |||||||||||||
| stroke(mm) | 10 | 16 | 25 | 40 | 60 | 100 | ||||||||||||
Low-temperature single-seat control valve (DN20～300mm) low-temperature single-seat control valve (DN3/4″)
Overall dimensions are shown in Tables 4, 5 and the figure.
| Table 4 Unit: mm | ||||||
| Nominal diameter | 3/4″ | |||||
| seat diameter | 3 | 4 | 5 | 6 | 7 | 8 |
| overall dimensions | H2 | H | ||||
| -100℃ | -200℃ | -250℃ | -100℃ | -200℃ | -250℃ | |
| 600 | 700 | 800 | 799 | 899 | 999 | |
| Low-temperature single-seat control valve (DN20～300mm) Table 5 Unit: mm | |||||||||||||||||
| Nominal diameter | A | H1 | H2 | H | φ | C | actuator | ||||||||||
| -100℃ | -200℃ | -250℃ | -100℃ | -200℃ | -250℃ | ||||||||||||
| -1 | -2 | -3 | -4 | -5 | -6 | -1 | -2 | -3 | -4 | -5 | -6 | ||||||
| 20 | 180 | 91 | 500 | 600 | 700 | 800 | 900 | 1000 | 1063 | 1163 | 1263 | 1363 | 1463 | 1563 | 280 | 281 | HA2 |
| 25 | 185 | 112 | |||||||||||||||
| 32 | 200 | 118 | |||||||||||||||
| 40 | 220 | 134 | 320 | ||||||||||||||
| 50 | 250 | 154 | |||||||||||||||
| 65 | 275 | 178 | 600 | 700 | 800 | 900 | 1248 | 1348 | 1448 | 1548 | 1648 | 1748 | 380 | 363 | |||
| 80 | 300 | 191 | |||||||||||||||
| 100 | 350 | 195 | 470 | ||||||||||||||
| 125 | 410 | 243 | 700 | 800 | 900 | 1000 | 1611 | 1711 | 1811 | 1911 | 2011 | 2111 | 540 | 520 | HA4 | ||
| 150 | 450 | 251 | 580 | ||||||||||||||
| 200 | 550 | 290 | 680 | ||||||||||||||
| 250 | 670 | 380 | 800 | 900 | 1000 | 1300 | 2535 (2665) | 2635 (2765) | 2735 (2865) | 2835 (2965) | 840 | VA5 | |||||
| 300 | 770 | 435 | 950 | ||||||||||||||
| Note: The values in parentheses in the table are the data for the reverse-acting actuator. | |||||||||||||||||
| Ordering Instructions |
Company Details
Business Type:
Manufacturer,Seller
Year Established:
2003
Total Annual:
141790014-161450000
Employee Number:
1000~1200
Ecer Certification：
Verified Supplier
High-End Die-Shanghai WEYO Automation Technology Co., Ltd. was established in 2021 and is headquartered in Shanghai. It is an innovative technology enterprise that specializes in high-end industrial automation equipment, core components supply, technical services, and solution provision. With the co... High-End Die-Shanghai WEYO Automation Technology Co., Ltd. was established in 2021 and is headquartered in Shanghai. It is an innovative technology enterprise that specializes in high-end industrial automation equipment, core components supply, technical services, and solution provision. With the co...
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