Construction d'immobilisations

Pont

①SWRCH82B, etc
②HRB400E, 45#, etc
③Q345C, Q345qD, etc

Tunnel

① thick plates: ASTM A572 Gr50, SM490C, Q460E, Q345GJB (Z15~Z35), S350GD+Z, etc. 

② Threaded steel: HRB355, HRB500E, etc 

③ wire rod: 40#, 50#, etc 

④ Steel sheet pile: SY295, etc

Métro

Oil And Gas Pipeline

Architecture

① thick plates: ASTM A572 Gr50, SM490C, Q460E, Q345GJB (Z15~Z35), S350GD+Z, etc. 

② Threaded steel: HRB355, HRB500E, etc 

③ wire rod: 40#, 50#, etc 

④ Steel sheet pile: SY295, etc