Trending Products Twin Spring Type Afety Valve - Plunger valve, Piston type flow control valve – Convista
Trending Products Twin Spring Type Afety 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:
Along with the "Client-Oriented" small business philosophy, a rigorous high-quality handle system, highly developed producing machines and a powerful R&D group, we always supply high-quality products and solutions, fantastic services and aggressive costs for Trending Products Twin Spring Type Afety Valve - Plunger valve, Piston type flow control valve – Convista, The product will supply to all over the world, such as: Romania, Uruguay, Zimbabwe, 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.
This supplier stick to the principle of "Quality first, Honesty as base", it is absolutely to be trust.






