Professional Design Shut-Off Valve - Plunger valve, Piston type flow control valve – Convista
Professional Design Shut-Off Valve - Plunger valve, Piston type flow control valve – Convista Detail:
Product characteristics and benefits
• Low actuating torque due to pressure balanced valve piston
• Contril valve in straightway type
• With customized control device depending on operating conditions
• Rotationally symmetrical flow guidance
• Annular flow cross section in each position
• Axial movement of the plunger by means of crank gear mechanism
• With self-locking worm gear unit including position indicator
• Elastic profile sealing ring located in the no-flow zone for high durability
• Wear-resistant, corrosion-resisitant and infiltration-proof piston guides in the body by micro-finished bronze weld overlay
• Face-to-face length acc. to EN 558, basic series 15-from DN 500 1.5*DN
• With flange ends on both sides acc. to EN 1092-2
• Body: Ductile iron EN-GJS-400-15 (GGG-40)
• Piston: Stainless steel 1.4301
• Piston guide rail: Bronze overlay welded
• Valve sealing: EPDM
• Inner parts: Stainless steel (exception: >DN 600 crank gear from EN-GJS-400-15 (GGG-40))
• Bearing bush: Bronze
• Eye bolts for lifting: Galvanized steel 1.0401 (C15)
| DN | L | L1 | L2 | H | H1 | D0 | A | B |
| 400 | 800 | 715 | 308 | 980 | 335 | 250 | 345 | 390 |
| 450 | 900 | 749 | 347 | 1100 | 400 | 250 | 410 | 440 |
| 500 | 1000 | 792 | 383 | 1180 | 450 | 300 | 460 | 500 |
| 600 | 1200 | 847 | 458 | 1250 | 500 | 300 | 510 | 600 |
| 700 | 1400 | 920 | 528 | 1390 | 600 | 300 | 580 | 700 |
| 800 | 1600 | 980 | 599 | 1530 | 700 | 360 | 680 | 800 |
| 900 | 1800 | 1030 | 674 | 1650 | 800 | 360 | 780 | 900 |
| 1000 | 2000 | 1105 | 744 | 1800 | 900 | 400 | 860 | 1000 |
| 1200 | 2400 | 1375 | 852 | 2010 | 1000 | 400 | 950 | 1130 |
| 1400 | 2800 | 1380 | 1031 | 2230 | 1250 | 400 | 1250 | 1380 |
| 1600 | 3200 | 1490 | 1183 | 2480 | 1450 | 400 | 1500 | 1600 |
| 1800 | 3600 | 1780 | 1325 | 2720 | 1650 | 400 | 1750 | 1750 |
| 2000 | 4000 | 1910 | 1476 | 2930 | 1850 | 400 | 2000 | 1950 |
Product detail pictures:

Related Product Guide:
We will make just about every exertion for being excellent and perfect, and speed up our actions for standing during the rank of worldwide top-grade and high-tech enterprises for Professional Design Shut-Off Valve - Plunger valve, Piston type flow control valve – Convista, The product will supply to all over the world, such as: Los Angeles, luzern, azerbaijan, we have 8 years experience of production and 5 years experience in trading with the customers all over the world. our clients mainly distributed in the North America, Africa and Eastern Europe. we can supply high quality products with the very competitive price.
The factory technical staff gave us a lot of good advice in the cooperation process, this is very good, we are very grateful.





