... -Standard: ASTM A781 ETC. -ISO certificate Hydraulic turbine blade Shanghai Special Metal Co., Ltd. is one of ... for steel castings, forgings, welded fabrications and other machines. Turbine parts (hydraulic/steam/gas) are one of our main products, we can ... as per customer's requirements. If you need any turbine parts, including turbine blade, turbine runner crown, runner band, impeller etc ...