440A Stainless Steel Plate

440A stainless steel quenching hardening performance is good, hardening state hardness is high, 440B stainless steel and 440C stainless steel toughness is high, used as cutting tools, measuring tools, bearings.The carbon content and hardness of 440A-440B-440C increased gradually (0.75%-0.9%-1.2%).

Detailed introduction

440A Properties:

Hardness: ≤269HB (hot working), ≤285HB (cold working)

The chemical composition of 440A：

Grade	C（%）	Si（%）	Mn（%）	P（%）	S（%）	Ni（%）	Cr（%）	Mo（%）
440A	0.60~0.75	1.00	1.00	0.040	0.030	0.60	16.00~18.00	0.75

Main: The chemical composition in the table above is the maximum except for the range or minimum values given.

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