Marketing InformationApollo International 215 and 230 Series double offset high performance butterfly valves are available in wafer or lug body design. Stainless steel models are certified lead-free with stainless steel disc and 17-4PH stainless steel stem.230 Series Class 300 lb Carbon Steel, 316 SS - 2'''' to 24''''ISO 5211 mounting flange allows choice of Apollo actuators and manual operators Multi-bolt retainer holds and supports the seat Suitable for bi-directional dead-end service at full pressure-temperature rating Vacuum Service to 29'''' Hg Soft Seats made from TFM 1700