Oversized Soft Sealing Gate Valve
manufacturer: Shanghai MeiYan Yi Pump & Valve Co., Ltd.
Eml: sales@1bengfa.com
Tel: +86 (21) 5640 2009
Mob: +86 138 1691 3072（WeChat Same Account）
product drawing
Oversized manual soft sealing gate valves
Bevel gear oversized relisient seat seal gate valve
Oversized electric soft sealing gate valve
The features of oversized soft sealing gate valve
Oversized gate valve is made of high quality ductile cast iron or cast steel with high strength, light weight and precise dimensions. The disc is replaceable. And the valve is gear operated and can open or close the valve easily by one man, at the same time it can be with opening indicator according to the client's requirements, or be with electric or pneumatic actuator. It's sealing and anti-rust function is very good. And it is reliable with long life. It can be installed vertically or horizontally and used widely in the system such as feeding and draining, sewage treatment, construction, mining, metallurgy, electric power plant etc.
The technical parameters
Nominal pressure：1.0Mpa、2.5Mpa
Nominal diameter：500-1200m
Test critaria：GB13927 AP1598
Flange critaria：GB/T 17241.6 GB9113
Working temperature：0-80℃
Applicable medium: water, oil,gas,etc.
Dimensions & constructral diagram
Oversized soft sealing gate valve constructral diagram
The materials of main parts
| Name | Material |
| Body | Grey cast iron, ductile cast iron, cast steel |
| Disc | Ductile cast iron packed with Buna-N rubber or EPDM |
| Hexagonal bolt | Carbonized treatment |
| Seal ring | Buna-N rubber or EPDM |
| Bonnet | Grey cast iron, ductile cast iron, cast steel |
| Stem | Stainless steel |
| O-ring | West nitrile rubber |
| Thrust bearing | Tin bronze |
| Bolt | Carbon steel, alloy steel |
| Gland | Ductile cast iron, cast steel |
| Dust cover | Buna-N rubber |
| Handwheel | Mallable cast iron |
The main connection dimensions
| DN | 500 | 600 | 700 | 800 | 900 | 1000 | 1200 |
| L | 457 | 508 | 660 | 720 | 780 | 840 | 960 |
| H(handwheel) | 1480 | 1665 | 2200 | 2800 | 2800 | 3000 | 3000 |
| H（bevel gear） | 1650 | 1900 | 2350 | 2950 | 2950 | 3150 | 3150 |
| H（electromotion） | Electrical device according to user’s choice | ||||||
