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ADVANTAGE;
o Summary:
o This gate valve with socket ends can be connected with pipes
directly without flanges, which leads to convenient installation.
Flat bottom seat ring integral with the body, inside and outside
epoxy resin coating, wedge wholly bonded with rubber, "o" ring
sealing, all insure excellent corrosion protection and reliable
sealing capability. This valve is recommended to be installed under
the surface box, operated by an adjustable extension spindle.
O Unique Design:
o Valves can be connected and sealed with pipes directly.
o Compact design: one-piece bonnet, non-rising stem.
o Flat bottom seat ring insures no dead space.
o Three "o" ring design for stem back sealing leads to
maintenance-free.
O Excellent corrosion protection:
o Inside epoxy resin coating or vitreous enamel (upon request),
outside epoxy resin coating.
o Socket head cap bolts, sealed with glue on the top.
Reliable health nature:
o Epoxy resin coating is up to GB/T17219-1998
o Wedge bonded with rubber for the health inspection.o Trims are
made of stainless steel or bronze.
Scope of application:
o Potable water supply, industrial fields and so on.
Technical characteristics :
testing standard | DIN3230 or JB/T9092 | |
Nominal pressure | 1.0Mpa | 1.6Mpa |
Strength testing | 1.5Mpa | 2.4Mpa |
Functional testing | 1.1MPa | 1.76Mpa |
Design standard: BS5163
Application; U-PVC, PE pipe, especially suitable for underground
pipe system
Face to face dimensions: BS5163
Working temperature: NBR <80*C
EPDM< 120CFPM <160C
Testing standard: BS5163
Main components and their materials:
NO. | name | material |
1 | body , bonnet | QT500-7 GGG50 with internal and External epoxy resin coating |
2 | wedge | QT500-7NBR,EPDM,FPMGGG5O with NBR, EPDM OR FPM coating |
3 | stem | Stainless steel:1Cr13,1Cr18Ni9TI/ 1Cr17Ni12Mo2Ti |
4 | stem nut,bushing | ZCuAl10Fe3 Bronze |
5 | washer,O-Ring | NBR, EPDM or FBM |
Technical characteristics :
Testing Conditions
The corner of the inventory
Installation