用戶:Amy Yonng/Sandbox

Extra-High strength Shipbuilding steel plate:A420/AQ43/AH42/A43, D420/DQ43/DH42/D43, E420/EQ43/EH42/E43, F420/FQ43/FH42/F43, A460/AQ47/AH46/A47, D460/DQ47/DH46/D47,E460/EQ47/EH46/E47, F460/FQ47/FH46/F47, A500/AQ51/AH50/A51, D500/DQ51/DH50/D51,E500/EQ51/EH50/E51, F500/FQ51/FH50/F51, A550/AQ56/AH55/A56, D550/DQ56/DH55/D56, E550/EQ56/EH55/E56, F550/FQ56/FH55/F56, A620/AQ63/AH62/A63, D620/DQ63/DH62/D63, E620/EQ63/EH62/E63, F620/FQ63/FH62/F63, A690/AQ70/AH69/A70, D690/DQ70/DH69/D70,E690/EQ70/EH69/E70, F690/FQ70/FH69/F70 Product mane : Shipbuilding steel plate/sheet, the steel plate for shipbuilding, marine steel plates, steel plate for ship, steel plate for ship hull, hull steel plate, Ship steel plate, Offshore steel, offshore engineering steel. Standard : ABS, LR, GL, DNV, BV , NK, KR, RINA, CCS Steel Grade : A420/AQ43/AH42/A43, D420/DQ43/DH42/D43, E420/EQ43/EH42/E43, F420/FQ43/FH42/F43, A460/AQ47/AH46/A47, D460/DQ47/DH46/D47,E460/EQ47/EH46/E47, F460/FQ47/FH46/F47, A500/AQ51/AH50/A51, D500/DQ51/DH50/D51, E500/EQ51/EH50/E51,F500/FQ51/FH50/F51, A550/AQ56/AH55/A56, D550/DQ56/DH55/D56, E550/EQ56/EH55/E56, F550/FQ56/FH55/F56, A620/AQ63/AH62/A63, D620/DQ63/DH62/D63, E620/EQ63/EH62/E63, F620/FQ63/FH62/F63, A690/AQ70/AH69/A70, D690/DQ70/DH69/D70, E690/EQ70/EH69/E70,F690/FQ70/FH69/F70  Specification : Shipbuilding steel material: A420/AQ43/AH42/A43, D420/DQ43/DH42/D43, E420/EQ43/EH42/E43, F420/FQ43/FH42/F43, A460/AQ47/AH46/A47, D460/DQ47/DH46/D47,E460/EQ47/EH46/E47, F460/FQ47/FH46/F47, A500/AQ51/AH50/A51, D500/DQ51/DH50/D51,E500/EQ51/EH50/E51, F500/FQ51/FH50/F51, A550/AQ56/AH55/A56, D550/DQ56/DH55/D56, E550/EQ56/EH55/E56, F550/FQ56/FH55/F56, A620/AQ63/AH62/A63, D620/DQ63/DH62/D63, E620/EQ63/EH62/E63, F620/FQ63/FH62/F63, A690/AQ70/AH69/A70, D690/DQ70/DH69/D70,E690/EQ70/EH69/E70, F690/FQ70/FH69/F70are the extra-high tensile strength steel..This kind of steel can be used in the manufacture of the ocean ship's hull structure whose weight is above 10000 tons. Extra-high tensile strength shipbuilding steel 420/460/550/620/690 chemical composition % Grade C max Si  Mn max P max S max Als  N max Nb max V max Ti max B max 420 0.21 0.10-0.55 1.7 0.035 0.035 0.015-0.08 0.20 0.02-0.05 0.04-0.10 0.02 0.005 460 0.21 0.10-0.55 1.7 0.035 0.035 0.015-0.08 0.20 0.04-0.10 0.04-0.10 0.02 0.005 500 0.21 0.10-0.55 1.7 0.035 0.035 0.015-0.08 0.20 0.04-0.10 0.04-0.10 0.02 0.005 550 0.21 0.10-0.55 1.7 0.035 0.035 0.015-0.08 0.20 0.02-0.05 0.04-0.10 0.02 0.005 620 0.21 0.10-0.55 1.7 0.035 0.035 0.015-0.08 0.20 0.02-0.05 0.04-0.10 0.02 0.005 690 0.21 0.10-0.55 1.7 0.035 0.035 0.015-0.08 0.20 0.02-0.05 0.04-0.10 0.02 0.005 Extra-high tensile strengthshipbuilding steel 420/460/550/620/690 Mechanical Property Grade Mechanical Property Charpy V Impact Test Yield Min Mpa Tensile Mpa Elongation Min  % Degree Energy 1 (J) Energy 2(J) 420 420 530-680 18% 0 28 42 460 460 570-720 17% 0 31 46 500 500 610-770 16% 0 33 50 550 550 670-830 16% 0 37 55 620 620 720-890 15% 0 41 62 690 690 770-940 14% 0 46 69 Related Link: High strength shipbuilding steel plate , L-shape shipbuilding steel, Angle steel bar for shipbuilding, Bulb flat bars for shipbuilding, S355 series steel plate for off-shore engineer Ordinary-strength shipbuilding steel plate shipbuilding steel plate