(918) 258-7035 (800) 324-7035 24/7 Emergency
Zook SFAZ- Forward Acting Disks
SFAZ- Forward Acting Disks

The SFAZ forward acting rupture disks (bursting discs) are solid metal scored disk design. Designed to be used in the UHZ Holder.

Sizes 1/2" - 24" (13 mm - 610 mm)
Burst Pressure Range 15 psig - 3600 psig (1 barg - 248 barg)
Operating Ratio 90%
Vacuum Support Required Contact ZOOK
  • Solid metal cross-scored disk designed for Non-fragmentation
  • Operating ratios up to 90% of the low end of the burst tolerance
  • Excellent for liquid, gas or 2-phase flow
  • Scored after disk material is formed to a high crown height. Permits use of thicker material and allows lower burst ratings which withstand full vacuum
  • Burst ratings 15 psig (1 barg) to 3600 psig (248 barg)
  • Sizes 1/2" (13mm) through 24" (610mm) diameters
  • Temperature ratings to 1000°F (538°C)
  • Standard material of construction is Nickel. Optional materials 316SS, Inconel, Monel, Hastelloy C and Aluminum are available
  • 3-dimensional stainless steel tag engraved with complete disk specifications
  • ASME UD, CE and TUV compliance available
Need Assistance? Contact Us