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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

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


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 BZ41 insulation valve　1.6MPa main connection size and weight

size DN 40 50 65 80 100 125 150 200 250 300
L mm 200 250 265 280 300 325 350 400 450 500
H mm 310 358 373 435 500 614 674 818 969 1145
D mm 200 240 240 280 300 320 360 400 450 560


 2.5MPa main connection size and weight

size DN 40 50 65 80 100 125 150 200 250 300
L mm 200 250 265 280 300 325 350 400 450 500
H mm 358 373 435 500 614 674 818 969 1145 1145
D mm 240 240 280 300 320 360 400 450 560 640


 6.4MPa The main connection size and weight

size DN 40 50 65 80 100 125 150 200 250 300
L mm 200 250 280 310 350 400 450 550 650 750
H mm 358 373 435 500 514 674 818 969 1145 1145
D mm 240 240 280 300 320 360 400 450 560 640


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