High Frequency ERW Carbon Steel Pipes Tubes Difference between Seamless & ERW Stainless Steel pipe
“Plug Mill” Technology used for Higher Dia. Seamless Pipes & Tubes Production from 7-inches to 14-inches,is the most reliable technology,in higher dia. Segment. High frequency Induction Welding Technology is used for ERW Pipes &Tubes upto 21-inchesOD. How to Identify Seamless or ERW Stainless Steel pipes?