Best-Selling Inner Assemble Safety Valve - ZHD Series (Electric or Pneumatic) Minimum Flow Control Valve – Convista
Best-Selling Inner Assemble Safety Valve - ZHD Series (Electric or Pneumatic) Minimum Flow Control Valve – Convista Detail:
ZHD multistage cage control valve used multilevel cage symmetric sleeve contol valve. It complete control medium velocitywithin valve, and greatly reduced noise made by high pressure gas or steam within valve, stabile multistage pressure reducing reducing effective prevent liquid cavitation, so it’s the stable control valve used in high-pressure medium performance, customers can also select multi-spring disphragm mechanism or pneumatic actuators, etc.
Body type: Direct forging type valve
Nominal diameter: NPS1″-8″ (DN20, 25, 32, 40, 50, 65, 80, 100, 200)
Nominal pressure: CLASS 150, 300, 600, 900, 1500Lb, PN1.6, 2.5, 4.0, 6.4, 10.0, 16, 25MPa
End connection type: FF, RF, RTJ, etc, welding: SW, BW
Flange dimension: According to IEC534
Bonnet type: Standard type, lengthened (heat dissipation, low temperature, bellows sealing).
Packing: V type PTFE, flexible graphite gaskets
Sealing gasket: Metal with graphite gaskets
Actuator: Pneumatic, multi-spring actuator.
Electric: 3810L series, PSL series.
Valve disc type: Multistage cage sleeve type.
Flow characteristices: Equal percentage, linear.
Disc material: standard material composition and applicable temperature, pressure range, please refer to appendix.
Material and internal structure
Body material: carbon steel
1 | Seat | A105 | LF2 | F22 |
2 | Nut | 2H | 35 | 25Cr2Mo1VA |
3 | Stud | B7 | 40MnB | 25Cr2Mo1VA |
4 | Gasket | 316+graphite/PTFE | ||
5 | Body | A105 | LF2 | F22 |
6 | Seat | 304 | 304 | 304 |
7 | Steam | 304 | 304 | 304 |
8 | Stud | B7 | 40MnB | 25Cr2Mo1VA |
9 | Nut | 2H | 35 | 25Cr2Mo1VA |
10 | Gasket | 316+graphite/PTFE | ||
11 | Packing gasket | 304 | 304 | 304 |
12 | Stuffing | PTFE/Flexible graphite | ||
13 | Bonnet | A105 | LF2 | F22 |
14 | Pressing sleeve | 304 | 304 | 304 |
15 | Gland | A105 | LF2 | F22 |
16 | Stud | 2H | 40MnB | 25Cr2Mo1VA |
17 | Nut | B7 | 35 | 25Cr2Mo1VA |
Body material: stainless steel
1 | Seat | CF8 | CF8M | CF3M |
2 | Nut | 304 | 316 | 316L |
3 | Stud | 304 | 316 | 316L |
4 | Gasket | 316+graphite/PTFE | ||
5 | Body | CF8 | CF8M | CF3M |
6 | Seat | 304 | 316 | 316L |
7 | Steam | 304 | 316 | 316L |
8 | Stud | 304 | 316 | 316L |
9 | Nut | 304 | 316 | 316L |
10 | Gasket | 316+graphite/PTFE | ||
11 | Packing gasket | 304 | 316 | 316L |
12 | Stuffing | PTFE/Flexible graphite | ||
13 | Bonnet | CF8 | CF8M | CF3M |
14 | Pressing sleeve | 304 | 316 | 304 |
15 | Gland | CF8 | CF8M | CF3M |
16 | Stud | 304 | 316 | 316L |
17 | Nut | 304 | 316 | 316L |
Product detail pictures:
Related Product Guide:
Persisting in "High quality, Prompt Delivery, Aggressive Price", we have established long-term cooperation with clientele from both equally overseas and domestically and get new and old clients' higher comments for Best-Selling Inner Assemble Safety Valve - ZHD Series (Electric or Pneumatic) Minimum Flow Control Valve – Convista, The product will supply to all over the world, such as: Mexico, Madagascar, Sweden, Based on experienced engineers, all orders for drawing-based or sample-based processing are welcomed. We have now won a good reputation for outstanding customer service among our overseas customers. We will continue to try the best to supply you good quality products and solutions and the best service. We've been looking forward to serving you.
By Kevin Ellyson from Gambia - 2018.09.21 11:01
A nice supplier in this industry, after a detail and careful discussion, we reached a consensus agreement. Hope that we cooperate smoothly.
By Michelle from Ireland - 2017.01.28 19:59