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Pneumatic fixed ball valve
Model: Q647F
Nominal diameter: DN50 ~ 500mm
Nominal pressure: PN1.6 ~ 4.0 MPa
Applicable temperature: -29 ~ 425 ¡æ
Body material: WCB, WC6, WC9, LCB, CF8, CF3, CF8M, CF3M
Applicable medium: water, steam, oil, part of the acid, base
design basis: GB standard
design criteria: GB / 12237
flange connection: GB / 1221
sIZES: GB / 9113, JB / T79
test and inspection: JB / T9002
Product details

First, the pneumatic fixed ball valve Overview
Q647 pneumatic fixed ball valve in the oil, gas, coal and ore mining, refining processing and pipeline transportation system; in chemical products, pharmaceuticals and food production species; in hydropower, thermal power and nuclear power generation system ; It is widely used in irrigation and drainage systems of agricultural fields and in irrigation and drainage systems of urban areas and industrial enterprises; and is widely used in the production system of gold control, which is closely related to production and construction, national defense construction and people's livelihood Important mechanical products. Ball valve closed in a variety of piping systems used to cut off or connect the media flow, the media in accordance with the predetermined procedure delivered to the various designated points.

Second, the main parts fixed pneumatic valve material

Body Valve stem Valve ball Sealing surface Gasket filler Operating temperature Suitable media
WCB 1Cr13 1Cr13 1Cr13 Stellite
alloy
body material		 Flexible graphite
stainless steel plus
flexible graphite
08 mild steel
F304 F316		 Flexible
graphite
braided
graphite		 -29-425 ¡ã C Water, steam, oil
WC6 15CrMo 15CrMo -29-425 ¡ã C
WC9 25Cr2MoV 25Cr2MoV
LCB 304 304 -46-354 ¡ã C
CF8 304 304 -196-600 ¡ã C Some acid, alkali
CF3 304L 304L
CF8M 316 316
316L 316L


Third, the main aerodynamic fixed ball valve dimensions




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