Chapel Steel offers grades ASTM A131 AH36, A131 DH36 and A131EH36. Like ABS A & B, these grades of steel plate are almost exclusively utilized in the Shipbuilding Industry for the construction of Structural Parts of ships, barges and Marine Equipment. All grades are certified by ABS (American Bureau of Shipbuilding) and represents the Higher Strength Group of ABS. Chapel Steel stock AH36 in the control rolled condition,DH36 in both the control rolled and normalized condition and EH36 in the normalized condition.
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Symbol
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|||||||||||||
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C max
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Si max
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Mn
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P. S max
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Nb
|
Als min
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V
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Ti max
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Cu max
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Crmax
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Ni max
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Momax
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N
|
|
|
0.18
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0.5
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0.90-1.60
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0.035
|
0.02-0.05
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0.015
|
0.05-0.10
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0.02
|
0.35
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0.2
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0.4
|
0.08
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-
|
|
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D36
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0.18
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0.5
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0.90-1.60
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0.035
|
0.02-0.05
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0.015
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0.05-0.10
|
0.02
|
0.35
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0.2
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0.4
|
0.08
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-
|
|
E36
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0.18
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0.5
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0.90-1.60
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0.035
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0.02-0.05
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0.015
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0.05-0.10
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0.02
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0.35
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0.2
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0.4
|
0.08
|
-
|
|
0.16
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0.5
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0.90-1.60
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0.025
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0.02-0.05
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0.015
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0.05-0.10
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0.02
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0.35
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0.2
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0.8
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0.08
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0.009
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Symbol
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Y.S ReH minMPa
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T.S Rm MPa
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E.LA% min
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Akv/J≥
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||||||
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°C
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Thickness/mm
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|||||||||
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≤50
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＞50-70
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＞70-100
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||||||||
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L
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C
|
L
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C
|
L
|
C
|
|||||
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355
|
490-630
|
21
|
0
|
34
|
24
|
41
|
27
|
50
|
34
|
|
|
355
|
490-630
|
21
|
-20
|
34
|
24
|
41
|
27
|
50
|
34
|
|
|
355
|
490-630
|
21
|
-40
|
34
|
24
|
41
|
27
|
50
|
34
|
|
|
355
|
490-630
|
21
|
-60
|
34
|
24
|
-
|
-
|
-
|
-
|
|
Source:
Tags: astm a131 ah36, dh36
