1) Commodity: stainless steel welded tube (round, square hollow bar) 2) Pipe diameter : 6mm-630mm pipe thickness : 0.3mm-25mm 3) Material: 301 302 304 304L 05 309S 310S 316 317 321 330 347 429 430 430 Ti etc. 4) Standards: ASTM-554,ASTM-249,ASTM-270, ASTM-a312,customers' requests available 5) Length: max. 13 meters 6) Delivery conditions: annealed and pickled or as required 7)Polishing: 80#, 180#, 240#, 320#, 400#, 600# 8) Applications: for fluid and gas transport; structural and machining applications 9) Mill Test Certificate is supplied with shipment,Third Part Inspection is acceptable. 10)Certificate:ISO,SGS,and third part inspection