TYPE P1982 / P1990 / P3990
• Designed for liquid, gas and vapour service
• Meets AS1271 Class A, approved to ASME Code Section VIII
• Carbon and stainless steel as standard. Alloy steel available
• Type P1990/3990 - Sizes 15mm to 25mm - threaded, socket weld or flanged to Class 600# ANSI
• Type P1982 - Size 20mm
• Orifice sizes āDā to āEā
• Set pressure range 100 kPag to 13,800 kPag