GL Ship Steel Plate EH32

Products Description GL Ship Steel Plate EH32: A Comprehensive Analysis GL Ship Steel Plate EH32 is a highly significant material within the realm of shipbuilding and marine engineering. Let's delve into its mechanical performance characteristics, comparisons with other ship plates, chemical...

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Products Description

GL Ship Steel Plate EH32: A Comprehensive Analysis

GL Ship Steel Plate EH32 is a highly significant material within the realm of shipbuilding and marine engineering. Let's delve into its mechanical performance characteristics, comparisons with other ship plates, chemical composition, delivery conditions, and associated standards.

The mechanical properties of EH32 are quite remarkable. The yield strength, a crucial indicator of a material's ability to resist deformation, stands at a minimum of 315 MPa (upper yield strength). This implies that it can withstand considerable external forces before undergoing significant plastic changes. The tensile strength, ranging from 450 to 570 MPa, showcases its strong resistance against tensile forces, ensuring the integrity of structures in which it is employed. An elongation of at least 22% demonstrates its excellent plasticity and ductility, allowing for controlled deformation under stress without premature fractures.

When it comes to impact toughness, EH32 performs admirably at a test temperature of -40°C. The specific impact absorption energy varies based on the plate's thickness. For plates up to 50 mm thick, the longitudinal impact absorption energy is at least 31 J, and the transverse is at least 22 J. For those ranging from 50 to 70 mm, the longitudinal value increases to 38 J, and the transverse to 26 J. For plates between 70 and 150 mm, the longitudinal impact absorption energy is at least 46 J, and the transverse is at least 31 J. This indicates its superior ability to withstand impacts at low temperatures.

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Grade	YieldStrength MPA	TensileStrength MPA	Elongation%	TestTemperature°C	V Ballistic Work
Thickness mm
≤50	>50~70	>70~100
L	T	L	T	L	T
A	≥235	400-520	≥22	20			34
B	≥235	400-520	≥22	0	27	20	34
D	≥235	400-520	≥22	-20	27	20	34
E	≥235	400-520	≥22	-40	27	20	34
AH32	≥315	440-570	≥22	0	31	22	38
DH32	≥315	440-570	≥22	-20	31	22	38
EH32	≥315	440-570	≥22	-40	31	22	38
AH36	≥355	490-630	≥21	0	34	24	41
DH36	≥355	490-630	≥21	-20	34	24	41
EH36	≥355	490-630	≥21	-40	34	24	41
AH40	≥390	510-660	≥20	0	41	27
DH40	≥390	510-660	≥20	-20	41	27
EH40	≥390	510-660	≥20	-40	41	27