... Q420 Q46... Type: Steel Plate Technique: Hot Rolled Surface Treatment: Coated Application: Steel for ... machinary,building,bridg... Special Use: High-strength Steel Plate Width: 1500mm--4050mm Length: ... T, N, AR, CR, A, Q Flaw-Detection/ Ultrasonic testing: Grade1, 2,33.Main application: This ... for shipbuilding, bridge, machinery, boiler and presure vessel4.Advantage: Guarantee the highest quality ...