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Double Offset Flange Butterfly Valve

Size Range:DN50-2400

Pressure: PN10/16

Body Material:Ductile Iron

Seat Material:EPDM

Disc Material:Ductile Iron

Stem Material:45#

Features: Strong pressure bearing, suitable for higher working pressure.It is mainly used in municipal construction, chemical industry, water treatment, electricity.

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Product advantages

Strong pressure bearing capacity of valve body wall

Valve body wall thickness to meet the requirements of GB 26640, thick thickness, pressure strength is guaranteed.


Spherification rate 3, suitable for higher working pressure

Valve body is qt450-10 material, mechanical properties are stronger, the same thickness of tensile strength is twice the iron body.


Wide edge seat with reliable sealing performance

Convenient installation of valve, wide contact surface with flange boss on pipeline, reliable sealing performance.


Valve shaft support is strong, axial sealing is reliable

Valve shaft support is strong, axial sealing is reliable.


Ultrasonic cleaning before packaging

Eliminate impurities in the valve body, ensure the cleanliness of the valve and prevent the valve itself to pipe water pollution.


The sign has a beautiful appearance and strong connection

Laser marking, clear writing, long life.Use stainless steel rivet to fix, the appearance is more beautiful, the connection is more firm.

Parameters

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Parameter Information:

Dimensions:

DNNPSABCLABC
502''1651259910816512599
652  1/2''185145118112185145118
803''200160132114200160132
1004''220180156127220180156
1255''250210184140250210184
1506''285240211140285240211
2008''340295266152340295266
25010''395350319165405355319
30012''445400370178460410370
35014''505460429190520470429
40016''565515480216580525480
45018''615565530222640585548
50020''670620582229715650609
60024''780725682267840770720
70028''895840794292910840794
80032''10159509013181025950901
90036''111510501001330112510501001
100040''123011601112410125511701112
120048''145513801328470148513901328
140056''167515901530530168515901530
160064''191518201750600193018201750
180072''211520201950670213020201950
200080''232522302150760234522302150
220088''255024402295800255024402295
240096''276026502495850276026502495