-                              UL Sètifika dife awozwa Steel tiyo
-                              API 5L lwil oliv tiyo pentire soude tiyo asye bizote...
-                              SCH40 pentire soude tiyo asye bizote fen
-                              API 5L ASTM A53 SCH40 Nwa pentire soude Stee...
-                              Gwo Dyamèt API 5L ASTM A53 Soude Steel Pip...
-                              API 5L ASTM A53 soude tiyo asye pou konstriksyon
-                              Youfa Brand ERW Soude Steel Tiyo Bon Stock
-                              Galvanize Steel Tiyo Zenk Kouch 30um Gwo S...
-                              EN10255 Zenk kouvwi galvanize tiyo asye
-                              BS1387 BSP Threaded Steel galvanize tiyo
-                              Materyèl konstriksyon galvanize tiyo asye kabòn
-                              JIS G3444 STK400 galvanize tiyo asye kabòn