The maximum allowable working pressure on a water tube boiler with tubes which are secured to cast iron or malleable iron headers or which have cast iron mud drums shall not exceed 160 psig.
Kan. Admin. Regs. § 49-51-4
The maximum allowable working pressure on a water tube boiler with tubes which are secured to cast iron or malleable iron headers or which have cast iron mud drums shall not exceed 160 psig.
Kan. Admin. Regs. § 49-51-4