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DH40 shipbuilding Steel Description:
ABS DH40 steel is a kind of hot rolled high tensile strength steel. Higher-strength ABS shipbuilding steel comes in 12 grades of 3 strengths, DH40 is one of the grades. The ABS DH40 grade steel plates have yield strength of 56,500 psi (390 MPa), and ultimate tensile strength of 74,000 - 94,500 psi (510-650 MPa). All the ABS DH40 shipbuilding Steel offered by Ice steel can be certificated by American Bureau of Shipping(ABS).
DH40 Steel Grade Specification:
Thickness: 4 mm to 260mm,
Width: 1200mm to 4000mm
Width: 1200mm to 4000mm
Length: 3000mm to 18000mm.
DH40 Shipbuilding Steel Chemical Composition:
|
Grade
|
C %
|
Si %
|
Mn %
|
P %
|
S %
|
V %
|
AL %
|
Cr %
|
|
ABS Grade DH40
|
0.180
|
0.1-0.5
|
0.90-1.6
|
0.035
|
0.035
|
0.05-0.10
|
0.015
|
0.200
|
|
Cu %
|
Mo %
|
Nb %
|
Ni %
|
Ti %
|
|
|
|
|
|
0.350
|
0.080
|
0.02-0.05
|
0.400
|
0.020
|
|
|
|
1. Delivery Condition: As Rolled(AR), Controled Rolling(CR),Thermal Mechanical Control Process(TMCP),Normalizing(N),Tempering(T), Annealing(A), Quenching(Q), Quenching & Tempering(QT).
2. The Ultrasonic inspection can be done according to ASTM A435, ASTM A577, ASTM A578, EN10160, SEL072, NFA 04-305, BS5996 standard.
3. Additional Service: Heat treatment, Charpy V tes, Pre treatment,Cutting,Galvanization.
4. All the shipbuilding steel provised by Henan Bebon International Co., Ltd can be certificated by the main Classification Society like ABS , BV , DNV , GL, KR, LR, NK, RINA.