... /stainless steel standard:ANS ANSI Carbon Steel A105 Welding Neck Lange:Specifications:Surface coated with yellow paint ... castStructure type:Slip on flange,Welding neck flange,Blind flange,Socket welding flange,Threaded flange,Lap joint ... flat flange,carbon steel blind flange,ss welding neck flange,and slip on flange,and ... have any questions,please feel free to let us know.We will give you the answer ...