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Side Entry Eccentric Half Ball Valve
Side Entry Eccentric Half Ball Valve
Side Entry Eccentric Half Ball Valve
Side Entry Eccentric Half Ball Valve

Side Entry Eccentric Half Ball Valve

Size: DN40~DN1600
Pressure: PN6/10/16/25/40,Class150/300
Body Materials: Ductile Iron,Stainless Steel,Carbon Steel,Ni-Cr alloy
Sealing Ring: NBR, EPDM, PTFE
Temperature: QT450-10:-29-300℃; WCB:-29-425℃; ZG20CrMo:-29-540℃
Connection Type: Flange,Welding
Medium: Clean water、sea water、sewage、slurry、steam、gas、oil、acid and alkali and other liquids、etc.
Introduction
DATA
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Introduction
This series of butterfly valve adopts double eccentric soft sealing structure,suitable for food, medicine, chemical industry,
petroleum, electric power, textile, paper and other water supply and drainage, gas pipeline for regulating the flow and
interception of medium.


Features:

1、The structure is convenient for maintenance,without the need to disassemble the whole from the pipeline.

2、The valve disc in the open state is hidden in the valve cavity to prevent the medium from directly washing the sealing surface;

3、The valve circulates in the whole flow channel, reducing energy loss, and the head loss is almost zero.

4、The valve seat is specially treated, and the sealing surface can meet the requirements of anti-corrosion, wear resistance and
high strength.
DATA
Part name Material
Body ductile iron、stainless steel、carbon steel、Ni-Cr alloy
Disc ductile iron、stainless steel、carbon steel、Ni-Cr alloy
Shaft 2Cr13、1Cr13、stainless steel、1Cr18Ni8Ti
Seat Alloy nitrided steel、nitrided stainless steel,、wear-resistant steel
Sealing ring NBR、EPDM、PTFE
Packing elexible graphite、PTFE
 
Nominal size Face-to-face H PN10、PN16 connection size-worm gear
NPS (inch) DN (mm) D D1 n-d
65 21/2 190 320 185 145 4-ф18
80 3 203 320 200 160 8-ф18
100 4 229 370 220 180 8-ф18
125 5 254 430 250 210 8-ф18
150 6 267 510 285 240 8-ф23
200 8 292 600 340 295 12-ф23
250 10 394 690 405 355 12-ф26
300 12 410 760 460 410 12-ф26
350 14 440 830 520 470 16-ф26
400 16 500 925 580 525 16-ф30
450 18 560 1025 640 585 20-ф30
500 20 620 1120 715 650 20-ф34
600 24 800 1210 840 770 20-ф36
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