-
M matsakaici carbon karfe tukunyar jirgi da superheater tubes ASTM A210
-
Sanyi mara kyau wanda aka zana ƙarancin ƙarfe na ƙarfe mai zafi da kuma bututu ASTM A179
-
Masana'antun man fetur da iskar gas- bututun ƙarfe don tsarin jigilar bututun API 5L
-
Masana'antar man fetur da iskar gas - bututun ƙarfe don amfani da su azaman casing ko tubing don Wells API 5CT
-
Bututu Karfe, baki da zafi tsoma tutiya coatel mai rufi welded da sumul ASTM A53
-
Carbon mara nauyi da gami karfe machanical tubing ASTM A519
-
Sumul carbon karfe tukunyar jirgi bututu don high matsa lamba sabis ASTM A192
-
Bututun Karfe mara nauyi don Sabis na Zazzabi ASTM A106
-
M da waldi karfe bututu ga low zazzabi sabis ASTM A333