tbcc brand api 5l seamless carbon steel line pipe tube#0183;Web viewseamless steel cold-rolled tubes in a diameter range tbcc brand api 5l seamless carbon steel line pipe tube#216; 0.23 159.0 mm and wall thickness 0.08-18.0 mm; seamless steel elbows (Rmed1OD) in a diameter range tbcc brand api 5l seamless carbon steel line pipe tube#216; 18.0-53.0 mm as per special technical requirements.List of products.Item Description Outside diameter,