forged steel flange ring 1,material:alloy steel,carbon steel, stainless steel 2,professional UT 3,all kind of types Forged Flange ring Specification 1, ... or third party inspection available upon request.4,high quality with good price and service.5, Most advance maching and ... Orders Accepted 7, Professional engineers 8, Prompt Delivery (alloy steel,carbon steel ,stainess steel)forged flange ring