Marine steel

NK A51 bulb flat steel bar with good toughness properties, higher strength. NK A51 bulb flat steel bar are mainly used to contribute hull of ships and the cranes of break bulker and vessels in low temperature oceans. All of our stock is the high quality NK A51 bulb flat steel bar shipbuilding steel plate. NK A51 bulb flat steel bar specifications: 80× 5/6, 100× 7/8, 120× 6/7/8, 140× 7/8/10, 160× 7/8/9/11, 180× 8/9/10/11, 200× 9/10/1112, 220× 10/11/12, 240× 10/11/12, 260× 10/11/12, 280× 11/12/13, 300× 11/12/13, 320× 12/13/14, 340× 12/13/14, 370× 13/14/15, 400× 14/15/16, 430× 14/15/17/19/20 NK A51 bulb flat steel bar Mechanical Property: Grade Mechanical Property Charpy V Impact Test Yield Min Mpa Tensile Mpa Elongation Min % Degree Energy 1 (J) Energy 2(J) A51 420 530-680 18% 0 28 42 NK A51 bulb flat steel bar chemical composition:

NK A56 bulb flat steel bar with good toughness properties, higher strength. NK A56 bulb flat steel bar are mainly used to contribute hull of ships and the cranes of break bulker and vessels in low temperature oceans. All of our stock is the high quality NK A56 bulb flat steel bar shipbuilding steel plate. NK A56 bulb flat steel bar specifications: 80× 5/6, 100× 7/8, 120× 6/7/8, 140× 7/8/10, 160× 7/8/9/11, 180× 8/9/10/11, 200× 9/10/1112, 220× 10/11/12, 240× 10/11/12, 260× 10/11/12, 280× 11/12/13, 300× 11/12/13, 320× 12/13/14, 340× 12/13/14, 370× 13/14/15, 400× 14/15/16, 430× 14/15/17/19/20 NK A56 bulb flat steel bar Mechanical Property: Grade Mechanical Property Charpy V Impact Test Yield Min Mpa Tensile Mpa Elongation Min % Degree Energy 1 (J) Energy 2(J) A56 550 670-830 16% 0 37 55 NK A56 bulb flat steel bar chemical composition: Gr

NK A43 bulb flat steel bar with good toughness properties, higher strength.NK A43 bulb flat steel bar are mainly used to contribute hull of ships and the cranes of break bulker and vessels in low temperature oceans. All of our stock is the high quality NK A43 bulb flat steel bar shipbuilding steel plate. NK A43 bulb flat steel bar specifications: 80× 5/6, 100× 7/8, 120× 6/7/8, 140× 7/8/10, 160× 7/8/9/11, 180× 8/9/10/11, 200× 9/10/1112, 220× 10/11/12, 240× 10/11/12, 260× 10/11/12, 280× 11/12/13, 300× 11/12/13, 320× 12/13/14, 340× 12/13/14, 370× 13/14/15, 400× 14/15/16, 430× 14/15/17/19/20 NK A43 bulb flat steel bar Mechanical Property： Grade Mechanical Property Charpy V Impact Test Yield Min Mpa Tensile Mpa Elongation Min % Degree Energy 1 (J) Energy 2(J) A43 420 530-680 18% 0 28 42 NK A43 bulb flat steel bar chemical composition： Gra

LR Grade B bulb flat steel bar with good toughness properties, higher strength. LR Grade B bulb flat steel bar are mainly used to contribute hull of ships and the cranes of break bulker and vessels in low temperature oceans. All of our stock is the high quality LR Grade B bulb flat steel bar shipbuilding steel plate. JoinWin has a large number of stocks. LR Grade B bulb flat steel bar specifications: 100× 75× 7/10, 100×75×8/10, 125× 75× 7/10, 125×75×8/10, 150× 90× 9/12, 150×90×10/12, 150×100×12 LR Grade B bulb flat steel bar, LR/B Mechanical Property: Grade Rm (MPa) Re(MPa) min A% min Akv/J min E.T °C Thickness (mm) ≤ 50 >50-70 >70-100 L C L C L C LR/B 400-520 235 22 0 27 20 34 24 41 27 LR Grade B bulb flat steel bar, LR/B chemical composition: Gr

NK A47 bulb flat steel bar with good toughness properties, higher strength. NK A47 bulb flat steel bar are mainly used to contribute hull of ships and the cranes of break bulker and vessels in low temperature oceans. All of our stock is the high quality NK A47 bulb flat steel bar shipbuilding steel plate. NK A47 bulb flat steel bar specifications: 80× 5/6, 100× 7/8, 120× 6/7/8, 140× 7/8/10, 160× 7/8/9/11, 180× 8/9/10/11, 200× 9/10/1112, 220× 10/11/12, 240× 10/11/12, 260× 10/11/12, 280× 11/12/13, 300× 11/12/13, 320× 12/13/14, 340× 12/13/14, 370× 13/14/15, 400× 14/15/16, 430× 14/15/17/19/20 NK A47 bulb flat steel bar Mechanical Property: Grade Mechanical Property Charpy V Impact Test Yield Min Mpa Tensile Mpa Elongation Min % Degree Energy 1 (J) Energy 2(J) A47 420 530-680 18% 0 28 42 NK A47 bulb flat steel bar chemical composition : G

KR Grade A bulb flat steel bar with good toughness properties, higher strength. KR Grade A bulb flat steel bar are mainly used to contribute hull of ships and the cranes of break bulker and vessels in low temperature oceans. All of our stock is the high quality KR Grade A bulb flat steel bar shipbuilding steel plate. JoinWin has a large number of stocks. KR Grade A bulb flat steel bar specifications: 80×5/6, 100×7/8, 120×6/7/8, 140×7/8/10, 160×7/8/9/11, 180×8/9/10/11, 200×9/10/1112, 220×10/11/12, 240×10/11/12, 260×10/11/12, 280×11/12/13, 300×11/12/13, 320×12/13/14, 340×12/13/14, 370×13/14/15, 400×14/15/16, 430×14/15/17/19/20 KR Grade A bulb flat steel bar , R A Mechanical Property: Grade Rm (MPa) Re(MPa) min A% min Akv/J min E.T °C Thickness (mm) ≤ 50 >50-70 >70-100 L C L C L C R A 400-520 235 22

KR Grade B bulb flat steel bar is a kind of high tensile strength marine steel. All of these steels have been engineered to be optimal long-lived shipbuilding steels. As with other grades of steel, they have a specific gravity of 7.8.KR Grade B bulb flat steel bar Shipbuilding steel plates are mainly used for making the offshore oil drilling platform, the hull of ship building and ship repairing, the platform pipe joints and other components. KR Grade B bulb flat steel bar specifications: 80×5/6, 100×7/8, 120×6/7/8, 140×7/8/10, 160×7/8/9/11, 180×8/9/10/11, 200×9/10/1112, 220×10/11/12, 240×10/11/12, 260×10/11/12, 280×11/12/13, 300×11/12/13, 320×12/13/14, 340×12/13/14, 370×13/14/15, 400×14/15/16, 430×14/15/17/19/20 KR Grade B bulb flat steel bar , R B Mechanical Property: Grade Rm (MPa) Re(MPa) min A% min Akv/J min E.T °C Thickness (mm) ≤ 50 >50-70 >70-100 L C L

LR AH32 bulb flat steel bar with good toughness properties, higher strength. LR AH32 bulb flat steel bar are mainly used to contribute hull of ships and the cranes of break bulker and vessels in low temperature oceans. All of our stock is the high quality LR AH32 bulb flat steel bar shipbuilding steel plate. LR AH32 bulb flat steel bar Specifications: 80×5/6, 100×7/8, 120×6/7/8, 140×7/8/10, 160×7/8/9/11, 180×8/9/10/11, 200×9/10/1112, 220×10/11/12, 240×10/11/12, 260×10/11/12, 280×11/12/13, 300×11/12/13, 320×12/13/14, 340×12/13/14, 370×13/14/15, 400×14/15/16, 430×14/15/17/19/20 LR AH32 bulb flat steel bar Mechanical Property: Grade Rm (MPa) Re(MPa) min A% min Akv/J min E.T °C Thickness (mm) ≤ 50 >50-70 >70-100 L C L C L C LR/AH32 440-570 315 22 0 31 22 38 26 46 31

LR AH36 bulb flat steel bar with good toughness properties, higher strength. LR AH36 bulb flat steel bar are mainly used to contribute hull of ships and the cranes of break bulker and vessels in low temperature oceans. All of our stock is the high quality LR AH36 bulb flat steel bar shipbuilding steel plate. LR AH36 bulb flat steel bar specifications: 80×5/6, 100×7/8, 120×6/7/8, 140×7/8/10, 160×7/8/9/11, 180×8/9/10/11, 200×9/10/1112, 220×10/11/12, 240×10/11/12, 260×10/11/12, 280×11/12/13, 300×11/12/13, 320×12/13/14, 340×12/13/14, 370×13/14/15, 400×14/15/16, 430×14/15/17/19/20 LR AH36 bulb flat steel bar Mechanical Property: Grade Rm (MPa) Re(MPa) min A% min Akv/J min E.T °C Thickness (mm) ≤ 50 >50-70 >70-100 L C L C L C LR/AH36 490-630 355 21 0 34 24 41 27 50 34

LR Grade A bulb flat steel bar with good toughness properties, higher strength and are mainly used to contribute hull of ships and the cranes of break bulker and vessels in low temperature oceans. All of our stock is the high quality LR Grade A bulb flat steel bar shipbuilding steel plate. LR Grade A bulb flat steel bar specifications: 80×5/6, 100×7/8, 120×6/7/8, 140×7/8/10, 160×7/8/9/11, 180×8/9/10/11, 200×9/10/1112, 220×10/11/12, 240×10/11/12, 260×10/11/12, 280×11/12/13, 300×11/12/13, 320×12/13/14, 340×12/13/14, 370×13/14/15, 400×14/15/16, 430×14/15/17/19/20 LR Grade A bulb flat steel bar , LR/A Mechanical Property: Grade Rm (MPa) Re(MPa) min A% min Akv/J min E.T °C Thickness (mm) ≤ 50 >50-70 >70-100 L C L C L C LR/A 400-520 235 22 20 - - 34 24 41 27 LR G

KR AH32 bulb flat steel bar KR AH32 bulb flat steel bar with good toughness properties, higher strength. KR AH32 bulb flat steel bar are mainly used to contribute hull of ships and the cranes of break bulker and vessels in low temperature oceans. All of our stock is the high quality KR AH32 bulb flat steel bar shipbuilding steel plate. KR AH32 bulb flat steel bar specifications : 80 × 5/6, 100 × 7/8, 120 × 6/7/8, 140 × 7/8/10, 160 × 7/8/9/11, 180 × 8/9/10/11, 200 × 9/10/1112, 220 × 10/11/12, 240 × 10/11/12, 260 × 10/11/12, 280 × 11/12/13, 300 × 11/12/13, 320 × 12/13/14, 340 × 12/13/14, 370 × 13/14/15, 400 × 14/15/16, 430 × 14/15/17/19/20 KR AH32 bulb flat steel bar chemical composition: Grade C max Si max Mn P max S max Als min Ti max Cu max Cr max Ni max Mo max R A32 0.18 0.50 0.90-1.60 0.035 0.035 0.015 0.02 0.35

KR AH36 bulb flat steel bar KR AH36 bulb flat steel bar is a kind of high tensile strength marine steel. All of these steels have been engineered to be optimal long-lived shipbuilding steels. As with other grades of steel, they have a specific gravity of 7.8. KR AH36 bulb flat steel bar Shipbuilding steel plates are mainly used for making the offshore oil drilling platform, the hull of ship building and ship repairing, the platform pipe joints and other components. KR AH36 bulb flat steel bar specifications : 80 × 5/6, 100 × 7/8, 120 × 6/7/8, 140 × 7/8/10, 160 × 7/8/9/11, 180 × 8/9/10/11, 200 × 9/10/1112, 220 × 10/11/12, 240 × 10/11/12, 260 × 10/11/12, 280 × 11/12/13, 300 × 11/12/13, 320 × 12/13/14, 340 × 12/13/14, 370 × 13/14/15, 400 × 14/15/16, 430 × 14/15/17/19/20 KR AH36 bulb flat steel bar chemical composition: Grade C max Si max Mn P max S max Als min Ti max Cu max Cr max Ni max

KR A56 bulb flat steel bar KR A56 bulb flat steel bar with good toughness properties, higher strength. KR A56 bulb flat steel bar are mainly used to contribute hull of ships and the cranes of break bulker and vessels in low temperature oceans. All of our stock is the high quality KR A56 bulb flat steel bar shipbuilding steel plate. KR A56 bulb flat steel bar specifications : 80 × 5/6, 100 × 7/8, 120 × 6/7/8, 140 × 7/8/10, 160 × 7/8/9/11, 180 × 8/9/10/11, 200 × 9/10/1112, 220 × 10/11/12, 240 × 10/11/12, 260 × 10/11/12, 280 × 11/12/13, 300 × 11/12/13, 320 × 12/13/14, 340 × 12/13/14, 370 × 13/14/15, 400 × 14/15/16, 430 × 14/15/17/19/20 KR D51 bulb flat steel bar chemical composition: Grade C max Si Mn max P max S max Als N max Nb max V max Ti max B max D51 0.21 0.10-0.55 1.7 0.035 0.035 0.015-0.08 0.20 0.04-0.10

KR A63 bulb flat steel bar KR A63 bulb flat steel bar with good toughness properties, higher strength. KR A63 bulb flat steel bar are mainly used to contribute hull of ships and the cranes of break bulker and vessels in low temperature oceans. All of our stock is the high quality KR A63 bulb flat steel bar shipbuilding steel plate. KR A63 bulb flat steel bar specifications : 80 × 5/6, 100 × 7/8, 120 × 6/7/8, 140 × 7/8/10, 160 × 7/8/9/11, 180 × 8/9/10/11, 200 × 9/10/1112, 220 × 10/11/12, 240 × 10/11/12, 260 × 10/11/12, 280 × 11/12/13, 300 × 11/12/13, 320 × 12/13/14, 340 × 12/13/14, 370 × 13/14/15, 400 × 14/15/16, 430 × 14/15/17/19/20 KR A63 bulb flat steel bar chemical composition : Grade C max Si Mn max P max S max Als N max Nb max V max Ti max B max A63 0.21 0.10-0.55 1.7 0.035 0.035 0.015-0.08 0.20 0.04-0.10

KR A70 bulb flat steel bar KR A70 bulb flat steel bar with good toughness properties, higher strength. KR A70 bulb flat steel bar are mainly used to contribute hull of ships and the cranes of break bulker and vessels in low temperature oceans. All of our stock is the high quality KR A70 bulb flat steel bar shipbuilding steel plate. KR A70 bulb flat steel bar specifications : 80 × 5/6, 100 × 7/8, 120 × 6/7/8, 140 × 7/8/10, 160 × 7/8/9/11, 180 × 8/9/10/11, 200 × 9/10/1112, 220 × 10/11/12, 240 × 10/11/12, 260 × 10/11/12, 280 × 11/12/13, 300 × 11/12/13, 320 × 12/13/14, 340 × 12/13/14, 370 × 13/14/15, 400 × 14/15/16, 430 × 14/15/17/19/20 KR A70 bulb flat steel bar chemical composition: Grade C max Si Mn max P max S max Als N max Nb max V max Ti max B max A70 0.21 0.10-0.55 1.7 0.035 0.035 0.015-0.08 0.20 0.04-0.10

GL Grade B bulb flat steel bar GL Grade B bulb flat steel bar is a kind of shipbuilding steel. GL Grade B bulb flat steel bar with good toughness properties, higher strength and can be used in ship's hull structure. All of our stock is the high quality GL Grade B bulb flat steel bar shipbuilding steel plate. We keep large amounts of shipbuilding steel in stocks. GL Grade B bulb flat steel bar specifications: 80 × 5/6, 100 × 7/8, 120 × 6/7/8, 140 × 7/8/10, 160 × 7/8/9/11, 180 × 8/9/10/11, 200 × 9/10/1112, 220 × 10/11/12, 240 × 10/11/12, 260 × 10/11/12, 280 × 11/12/13, 300 × 11/12/13, 320 × 12/13/14, 340 × 12/13/14, 370 × 13/14/15, 400 × 14/15/16, 430 × 14/15/17/19/20 GL Grade B bulb flat steel bar , GL-B Mechanical Property : Grade Rm (MPa) Re(MPa) min A% min Akv/J min E.T °C Thickness (mm) ≤ 50 > 50-70 > 70-100 L C L C L C GL-

KR A43 bulb flat steel bar KR A43 bulb flat steel bar with good toughness properties, higher strength. KR A43 bulb flat steel bar are mainly used to contribute hull of ships and the cranes of break bulker and vessels in low temperature oceans. All of our stock is the high quality KR A43 bulb flat steel bar shipbuilding steel plate. KR A43 bulb flat steel bar specifications: 80 × 5/6, 100 × 7/8, 120 × 6/7/8, 140 × 7/8/10, 160 × 7/8/9/11, 180 × 8/9/10/11, 200 × 9/10/1112, 220 × 10/11/12, 240 × 10/11/12, 260 × 10/11/12, 280 × 11/12/13, 300 × 11/12/13, 320 × 12/13/14, 340 × 12/13/14, 370 × 13/14/15, 400 × 14/15/16, 430 × 14/15/17/19/20 KR A43 bulb flat steel bar Mechanical Property : Grade Mechanical Property Charpy V Impact Test Yield Min Mpa Tensile Mpa Elongation Min % Degree Energy 1 (J) Energy 2(J) A43 420 530-680 18% 0 28 42 We also have a

KR A47 bulb flat steel bar KR A47 bulb flat steel bar with good toughness properties, higher strength. KR A47 bulb flat steel bar are mainly used to contribute hull of ships and the cranes of break bulker and vessels in low temperature oceans. All of our stock is the high quality KR A47 bulb flat steel bar shipbuilding steel plate. KR A47 bulb flat steel bar specifications: 80 × 5/6, 100 × 7/8, 120 × 6/7/8, 140 × 7/8/10, 160 × 7/8/9/11, 180 × 8/9/10/11, 200 × 9/10/1112, 220 × 10/11/12, 240 × 10/11/12, 260 × 10/11/12, 280 × 11/12/13, 300 × 11/12/13, 320 × 12/13/14, 340 × 12/13/14, 370 × 13/14/15, 400 × 14/15/16, 430 × 14/15/17/19/20 KR A47 bulb flat steel bar Mechanical Property : Grade Mechanical Property Charpy V Impact Test Yield Min Mpa Tensile Mpa Elongation Min % Degree Energy 1 (J) Energy 2(J) A47 420 530-680 18% 0 28 42 We

KR A51 bulb flat steel bar KR A51 bulb flat steel bar with good toughness properties, higher strength. KR A51 bulb flat steel bar are mainly used to contribute hull of ships and the cranes of break bulker and vessels in low temperature oceans. All of our stock is the high quality KR A51 bulb flat steel bar shipbuilding steel plate. KR A51 bulb flat steel bar specifications: 80 × 5/6, 100 × 7/8, 120 × 6/7/8, 140 × 7/8/10, 160 × 7/8/9/11, 180 × 8/9/10/11, 200 × 9/10/1112, 220 × 10/11/12, 240 × 10/11/12, 260 × 10/11/12, 280 × 11/12/13, 300 × 11/12/13, 320 × 12/13/14, 340 × 12/13/14, 370 × 13/14/15, 400 × 14/15/16, 430 × 14/15/17/19/20 KR A51 bulb flat steel bar Mechanical Property: Grade Mechanical Property Charpy V Impact Test Yield Min Mpa Tensile Mpa Elongation Min % Degree Energy 1 (J) Energy 2(J) A51 420 530-680 18% 0 28 42 JW steel keeps m