NK GR A shipbuilding steel is mainly used in the marine engineering, so the quality requirements are very strict. KUNFENG is a professional NK GR A shipbuilding steel supplier and exporter in China.
The RINA AH40 shipbuilding steel plates have yield strength of 390Mpa, and ultimate tensile strength of 510-650Mpa. All RINA AH40 shipbuilding steel plates are standard hot rolled carbon steels. All of these steels have been engineered to be optimal long-
40Mn Hot rolled steel bar, 40Mn Forged steel bar 40Mn is under JIS 4051 standard 40Mn features 1.good hardness 2.good toughness 3.good plasticity 4.good strength Common size for steel bar: Common diameter for hot rolled steel bar: 8mm to 70mm Common
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