Manual ceramic knife gate valve

Characteristics


This
valve is application as an on-off media containing high –hardness grains ,such
as cinder water , or for pipelines with both soft grains and corrosive media
.its nominal pressure is 1.0 Mpa ,and application temperature ≤ 150℃ .the sealing surface adopts
had seal , and all medium contacting parts are made of structural ceramic with
extremely high chemical stability and hardness .Therefor , it has extremely
strong resistance to abrasion ,corrosion and erosion .good heat insulation and
small thermal expansion . Its feed inlet is fully through without any blocks
and it has strong abrasion resistance a good seal ability and a small strating
load , with little ash seizure or accumulation .It adopts a high-grace
toughened structural ceramic seal ,featuring high mechanical strength
,strong abrasion resistance ,a long service life and a compact structure
which can be installed at any angle


■Material of main parts

Item	Name	Material	Item	Name	Material
1	Body	Body	9	Stem	2Cr13
2	Seat	Ind Ceramic	10	Yoke	WCB
3	Plate	304+Ceramic	11	Stem Nut	T
4	Packing	PTFE	12	Bearing
5	Stud	35#	13	Handwheel	Ht200
6	Gasket	103	14	Bearing gland	35#
7	Nut	25#	15	Handle locked nut	Q235
8	Packing Gland	WCB

■ Application Specification

Design & Manuafcture		GB/ T 8691
Connection end dimension	Face to face	GB/T 15188.2
	Flange dimension	Gb/T9113.1
Inspect & Test		JB/T 8691
Material	Carbon Steel	GB/T 12229
	Stainless Steel	GB/T12230
Mark		GB/T12220
Supply		GB/T12252

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