Product Description
A. Product overview
ALKD673H series quick cutting butterfly valve, three eccentric multi-layer metal hard sealing structure, is widely used in medium temperature≤600℃ on metal treatment, electricity, petrochemical and other industrial pipelines, for cutting fluid use, switching time 1--5 seconds. Three-eccentric structure, valve seat and plate sealing surface are all made with different hardness and stainless steel, having a good corrosion resistance, long service life.
II. Karakteristika
1, valve kënë ye tɔ̈u në three-eccentric sealing structure, valve seat and butterfly plate almost no wear, and has more and more tight sealing function. 1, valve kënë ye tɔ̈u në three-eccentric sealing structure, valve seat and butterfly plate almost no wear, and has more and more tight sealing function.
2, sealing ring ye looi në stainless steel, në kaam de tɛmɛ de tɛmɛ de tɛmɛ de tɛmɛ de tɛmɛ de tɛmɛ de tɛmɛ de tɛmɛ de tɛmɛ de tɛmɛ de tɛmɛ de tɛmɛ de tɛmɛ de tɛmɛ
3, Plate sealing surface uses stacked cobalt-based hard alloy, sealing surface resists wear, long service life. 3, plate sealing surface uses stacked cobalt-based hard alloy, sealing surface resists wear, long service life. 3, plate sealing surface uses stacked cobalt-based hard alloy, sealing surface resists wear, long service life.
4, kɛ̈ɛ̈r ye kɛ̈ɛ̈r ye kɛ̈ɛ̈r ye kɛ̈ɛ̈r ye kɛ̈ɛ̈r ye kɛ̈ɛ̈r ye kɛ̈ɛ̈r ye kɛ̈
5, drive device can be installed in multiple stations (rotating 90° or 180°) to facilitate user use. drive device can be installed in multiple stations (rotating 90° or 180°) to facilitate user use. drive device can be installed in multiple stations (rotating 90° or 180°) to facilitate user use.
3. Parameters Technical

Kɔc ye cɔl DN (mm) 50~2000
Kɔc ye cɔl PN (MPa) 0.6 1.0 1.6 2.5
Tɛɛr ye cɔl sealing (MPa) 0.66 1.1 1.76 2.75
Tɛɛr de riɛl (MPa) 0.9 1.5 2.4 3.75
Temperature applicable Carbon steel: -29 ℃ ~ 425 ℃ Stainless steel: -40 ℃ ~ 600 ℃
Luɔi kɔnɔ: Air, gas, gas
Kä ye kek tɔ̈ɔ̈u në GB/T13927-92
Drive Mode Pneumatik

4. Kä ye looi

Nyuɔ̈ɔ̈r Kuen
Valve body WCB, alloy steel, stainless steel, QT450-10
Butterfly board WCB, alloy steel, stainless steel, QT450-10
Valve axis 2Cr13 stainless steel, alloy steel
Sealing ring Stainless steel ring
Packing Graphite ye looi

5. Ajuiɛɛr

Ajuiɛɛr JB/T 8527-97
Flange Standard GB9113-2000
Ajuiɛɛr ye cɔl GB12221-89
Kä ye kek them GB/T 13927-92

6、ALKD673H-6/10/16/Pneumatic double clamp hard seal butterfly valve main shape connection size (unit: mm)