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TYPE ZB & ZD

ZB valve
ZB slice

  • Non-slam closure
  • Low weight
  • Choice of face-to-face length
  • 1" - 10" (DN 25 - DN 250)
  • Very Low pressure loss
  • Maintenance free
  • Metal sealing
  • Up to PN 400 (ANSI 2500)

The ZB is the standard valve for sizes 1" - 10". Its optimum designed aerodynamic flow path through the valve results in very low pressure losses.

The ZD is available with API 6D face-to-face dimensions

Denomination Ductile Iron Carbon Steel Stainless Steel
Valve Body ASTM A 395 ASTM A 216 WCB / A 105 N ASTM A 351 CF8M / AISI 316
Seat AISI 316 AISI 316 ASTM A 351 CF8M / AISI 316
Valve Disc ASTM A 351 CF8M / AISI 316 ASTM A 351 CF8M / AISI 316 ASTM A 351 CF8M / AISI 316
Spring AISI 316 AISI 316 AISI 316
Circlip Inconel 625 Inconel 625 Inconel 625
Flow Diffuser ASTM A 351 CF8M ASTM A 351 CF8M ASTM A 351 CF8M

Materials according to customers request, such as Low Temperature Carbon Steel, Nickel-Aluminium-Bronze, Duplex, Superduplex, 6Mo, etc. are our speciality!