... to 24" Seamless Stainless Steel Pipes, Customized Sizes are Accepted, EN/DIN MarksAPI 5L Line Pipe Seamless Steel 3 to 40mm ... to 24" Seamless Stainless Steel Pipes, Customized Sizes are Accepted, EN/DIN MarksAPI 5L Line Pipe Seamless Steel Tubesstructure seamless steel ... to 24" Seamless Stainless Steel Pipes, Customized Sizes are Accepted, EN/DIN Marks