Insulation jacket valve

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Insulation jacket valve

Model: BZ41
Nominal diameter: DN40 ~ 500mm
Nominal pressure: PN1.0 ~ 10.0MPa
Main material: ZG1Cr189Ti, ZG00Cr18Ni10, ZG1Cr18Ni12MO2Ti, ZG00Cr17Ni14MO2 , WCB
Design and manufacture: GB12234-89
Length of the structure: according to GB12221-89
Flange dimensions: Press JB / T79-94
Inspection and test: Press GB13927

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產品詳細

BZ41 Insulation valve mainly used in petroleum, chemical, metallurgical, pharmaceutical, and other systems, jacketed welding of the valve between the two flanges of the valve, the valve side, is provided with a bottom connector jacket, the jacket can flow freely through the medium of steam or other heat insulation, to ensure that the viscous medium can smoothly flow through the valve.

BZ41 insulation valve parts of the main material

Part Name	ZG1Cr18Ni19Ti series	ZG00Cr18Ni10 series	ZG1Cr18Ni12MO2Ti series	ZG00Cr17Ni14MO2 series	WCB series
Body / bonnet	ZG1Cr189Ti	ZG00Cr18Ni10	ZG1Cr18Ni12MO2Ti	ZG00Cr17Ni14MO2	WCB
gate	ZG1Cr189Ti	ZG00Cr18Ni10	ZG1Cr18Ni12MO2Ti	ZG00Cr17Ni14MO2	1Cr13
Valve stem	1Cr189Ti	00Cr18Ni10	1Cr18Ni12MO2Ti	00Cr17Ni14MO2	1Cr13
filler	PTFE braid	PTFE braid	PTFE braid	PTFE braid	graphite
Gasket	304 + -PTFE	304L + PTFE	316 + PTFE	316 + PTFE	Graphite +304
Gland	ZG1Cr189Ti	ZG00Cr18Ni10	ZG1Cr18Ni12MO2Ti	ZG00Cr17Ni14MO2	WCB
Packing pressure ring	1Cr189Ti	00Cr18Ni10	1Cr18Ni12MO2Ti	00Cr17Ni14MO2	1Cr13
bolt	1Cr17Ni2	1Cr17Ni2	1Cr17Ni2	1Cr17Ni2	35CrMoA
Nut	1Cr189Ti	1Cr189Ti	1Cr189Ti	1Cr189Ti	45