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SM520C

SM520C is a high-strength and low-alloy structural steel that offers exceptional weldability, impact resistance, and improved toughness compared to SM520B. It is often utilized in construction and engineering projects that demand superior strength and durability. SM520C also provides good corrosion resistance, making it suitable for various applications in diverse industries. With its outstanding properties, SM520C is highly recognized as a reliable and versatile material.

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Product Introduction

JIS G3106 SM520C Low-alloy High-strength Steel Plate

JIS G3106 SM520C Carbon and Low-alloy High-strength Steel Plate Chemical Composition

Chemical composition % max
Grade	TH(MM)	C	Si	Mn	P	S
SM520C	≤100	0.20_	0.55	1.65	0.035	0.035

JIS G3106 SM520C Carbon and Low-alloy High-strength Steel Plate Mechanical Property

SM520C Mechanical properties min
Yield strength (N/mm2)				Tensile strength (N/mm2)	Elongation %
≤16	>16-40	>40-75	>75-100	≤100	≤15	>5-16	>16-50	>40
365	355	335	325	520-640	≥19	≥15	≥19	≥21

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