... Material: Carbon steel/stainless steel standard:ANS ANSI Carbon Steel A105 Welding Neck Lange:Specifications:Surface coated with yellow paint.Size ... 10K-40K.Deaign and manufacture std:.Italyflanges(MaterialRst37.2,S235JRG2,A105)UNI2276,UNI2277,UNI2278, UNI6084,UNI6089,UNI6090,UNI2544,UNI2282,UNI6090,UNI6091 ... inquiry and questions. A Rock Bottom Price!!Carbon Steel ANSI A105 Welding Neck Flange