D371X-10 WAFER BUTTERFLY VALVE

D371X-10 WAFER BUTTERFLY VALVE

D371X-10 WAFER BUTTERFLY VALVE

WAFER BUTTERFLY VALVE

WAFER BUTTERFLY VALVE

Product introduction: WAFER BUTTERFLY VALVE

  • Model: D371X-10
  • Size: DN50-DN1600
  • Medium: water,sea water

 

 

 

 

 

 

Wafer butterfly valve is used in on-off and control flow of medium in vaired pipelines such as foodstuff, beverage, machine, chemical engineering, industrial enviromental proction, water treatment and building ect . Wafer butterfly valve Standard: ANSI, DIN, JIS, GB, etc.

More Structure: Soft Seat Sealing ( Or metal seat sealing).

Wafer butterfly valve Material:

Body :

  • Cast Iron: ASTM A126CL. B , DIN1691 GG25, EN 1561 EN-GJL-200
  • Ductile Iron:ASTM A536 65-45-12, DIN 1693 GGG40, EN1563 EN-GJS-400-15
  • Stainless Steel: ASTM A351 CF8, CF8M;Carbon Steel: ASTM A216 WCB

Stem: Zinc Plated Steel; Stainless Steel: ASTM A276 Type 316, Type 410, Type 420; ASTM A582 Type 416;

Taper Pin : Stainless Steel: ASTM A276 Type 304, Type 316;

Seat : NBR, EPDM, Neoprene, PTFE, Viton;

Disc : Ductile Cast Iron (Nickel plated):ASTM A536 65-45-12, DIN 1693 GGG40, EN1563 EN-GJS- 400,Stainless Steel:ASTM A351 CF8, CF8M; CF3, CF3M; EN 1.4408, 1.4469; 1.4501; AL-Bronze: ASTM B148 C95400; O-Ring: NBR, EPDM

Bushing :Polymer water-proof materials ,Nylon, Bronze.

Wafer butterfly valve Technical parameters

Description Standard
Design and manufacture EN593
Face to face ISO5752 series14, EN558-1 series 14, DIN3202 F4
Flange and drilling ISO7005-2, EN1092,
Pressure test EN12266
Top flange of bare shaft valve ISO5211
Top flange on worm gearbox for e-actuator ISO5210

Wafer butterfly valve Main connection dimensions

Name Material
Body ductile cast iron, WCB, stainless steel
Disc ductile cast iron, WCB, stainless steel, Al-bronze
Stem SS420, SS431
Disc seat ring EPDM,NBR,VITON
Body seat ring SS304
Retainer SS304, SS316
Shaft bearing Al-bronze, self-lubricating bearing
Bolt & nuts 8.8 grade galvanized, SS304
Coating epoxy coating, thickness: min. 250 microns, color code: RAl5015, 5017, 5010, and etc.

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