ASTM B444 Gr.2 INCONEL 625 Seamless U Bend Tube for Heat Exchanger Application 100% UT & ET & HT Yuhong Group has more than 26 years experience for heat exchanger tube / boiler ...
ASTM A789 / ASTM A790 SUPER DUPLEX STEEL S31803, S32205, S32750, S32760, RAW MATERIAL YONGXING SPECIAL STEEL YUHONG SPECIAL STEEL deal with Austenitic Stainless Steel, Nickel Alloy ...
ASTM A249 TP304L Stainless Steel Welded Tube For Heat Exchanger Conderser High Corrosion Resistance Yuhong Special Steel has been engaged in austenitic stainless steel and nickel ...