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CHROMIUM, CHROMIUM-MOLYBDENUM AND CHROMIUM-VANADIUM STEELS
CHEMICAL COMPOSITION
CHROMIUM STEELS
AISI ( SAE )	Chromium
50XX	0.27, 0.40, 0.50 and 0.65%
51XX	0.80, 0.87, 0.92, 0.95, 1.00 and 10.5%
501XX	0.50%
511XX	1.02%
521XX	1.45%
CHROMIUM - MOLYBDENUM STEELS
AISI ( SAE )	Chromium	Molybdenum
41XX	0.05, 0.80 and 0.95%	0.12, 0.20 0.25 and 0.30%
CHROMIUM - VANADIUM STEELS
AISI ( SAE )	Chromium	Vanadium
61XX	0.60, 0.80 and 0.95%	0.10 and 0.15% (min)