... , If your pipe use for liquid transport or piling pipe,spiral welded pipe will be best choice,with cheapest price and ... a position to manufacture and export S355JR spiral piling steel tube tube: ASTM A252 spiral tube SSAW welded steel tube Standard: ASTM ... with some European construct company for suppling S355J2H piling steel pipes. Surface: bare, FBE,3PE,black varnish or light oiled, as ...