... 5-650mmm 3.Wall thickness:0.1-30mm 4.Finish:Seamless acid INCONEL X750 nickel alloy pipe SpecificationsAlloy Steel ... 1) Process method: cold drawn/cold rolling 2) Surface finish: acid washing/ annealed / cold pilgered / manual polished / mechanical polished ... A269, JIS G3459, JIS G3463, JIS G3448, DIN17458 4) Steel grade: Incoloy800,Incoloy800H,Incoloy800HT,Incoloy825,Incoloy840,Incoloy901,Incoloy925, ...