steel reducer 1.Investment casting 2.Reasonable price to get the order ... steel 2. Size range: FROM 1/2" TO 72" 3.Pressure: Sch5--Sch160,XXS 4. STANDARDS ANSI, ISO, JIS, DIN, BS ... , BS,GB, SH, HG,QOST,ETC.CE and certification:ISO9001:2000 , API , BV , SGS, LOIYDApplications range: Petroleum, chemical, power, gas, metallurgy ... Remark:Specialized NACE & HIC Fittings for Off-Shore Applications steel reducer