Ceramic butterfly valve

■ Characteristics


The
ceramic butterfly valve adopts hi-tech
and new ceramic structure materials to make its sealing elements and wearing
parts ,thus improving its resistance to abrasion and corrosion and airtightness
,and extending its service life greatly . It is mainly applied in such
industrial fields as power ,petroleum chemical engineering ,metallurgy mining
and sewage treatment . especially for such harsh working conditions as high
abrasion ,strong corrosion and high temperature and pressure


■ Material for
main parts

Item	Name	Material	Item	Name	Material
1	Body	WCB	9	Packing	304+Graphite
2	Seat Plate	25#	10	Packing bushing	1Cr13
3	Bushing	PTFE	11	Packing Gland	WCB
4	SEAT	Ind Ceramic	12	Yoke	Q235
5	Sealing Plate	25#	13	Worm
6	Sealing Ring	Ind Ceramic	14	Stud	B7
7	Disc	WCB+Ind Ceramic	15	Nut	2H
8	Stem	2Cr13

■ Application Specification

Design & Manuafcture		JB /T8691
Connection end dimension	Face to face	GB/T 15188.2
	Flange dimension	JB/T 79.1
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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