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shipbuilding steel plate

Standard:carbon steel:2C,3C,4C,5C;low alloy steel:12MnC、16MnC、15MnTiC、14MnVTiReC
Yield strength:235
Tensile strength:400~520;

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Shipbuilding steel plate referred to the special shipbuilding steel production is the sheet steel and plate steel used to manufacture ocean, coastal and inland navigation of the ship hull structure. Shipbuilding steel plate includes carbon steel and low alloy steel and at the end of steel grade is marked C. Carbon steel has 2C, 3C, 4C and 5C; Low alloy steel has 12MnC、16MnC、15MnTiC、14MnVTiReC etc. Thickness is 2.5-50mm.
Shipbuilding Steel Plate

shipbuilding steel plate

Shipbuilding Steel Plate

Mechanical Properties
Grade Yield strength(Mpa) Tensile strength(Mpa) Elongation ratio after fracture (%) Impact test Bending test
No less than No less than Temperature () temperature,impact,AKV
lengthways crosswise
No less than
CCSA 235 400~520 22 20 - - b=2a,180:d=2a
CCSB 0 27 20 B=5a,120:d=3a
Chemical Composition (%)
Grade C Si Mn P S Cr Ni Cu Ceq
CCSA ≤0.21 ≤0.50 ≥2.5c ≤0.035 ≤0.035 ≤0.30 ≤0.30 ≤0.35 ≤0.40
CCSB ≤0.21 ≤0.35 0.80~1.20 ≤0.035 ≤0.035 ≤0.30 ≤0.30 ≤0.35 ≤0.40