302 316L 440C Stainless Steel Ball

Stainless Steel Ball Chemical Composition ：

	C%	Si %	Mn %	Cr %	Ni %	Mo %	P %	S %	Other	characteristic
AISI 302	0.15 max	1.00 max	2.00 max	17.0~19.0	8.0~10.5		0.045 max	0.03 max		Slightly magnetic Austinitic
AISI 304	0.07 max	1.00 max	2.00 max	17.0~19.0	8.50~10.5		0.045 max	0.03 max		Slightly magnetic Austinitic
AISI 316	0.07 max	1.00 max	2.00 max	16.5~18.5	10.5~13.5	2000~2.50	0.045 max	0.03 max		Non-magnetic Austinitic Excellent corrosion resistance
AISI 420J	0.17~0.25	1.00 max	1.00 max	12.0~14.0			0.045 max	0.03 max		magnetic Hardenable HRC 48 Min fair corrosion resistance
AISI 430	0.08 max	1.00 max	1.00 max	15.5~17.5			0.045	0.03 max		fair-good corrosion resistance
AISI 440C	0.95~1.20	1.00 max	1.00 max	16.0~18.0		0.40~0.80	0.04 max	0.02 max		fair corrosion resistance Hardenable HRC 58 Min