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ASTM A325 2010 Table2 Chemical Requirements

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Chemical Requirements for Type 3 Heavy Hex Structural Bolts
Element	Composition,%
	Type 3 Bolts
	A	B	C	D	E	F
Carbon:
Heat analysis	0.33-0.40	0.38-0.48	0.15-0.25	0.15-0.25	0.20-0.25	0.20-0.25
Product analysis	0.31-0.42	0.36-0.50	0.14-0.26	0.14-0.26	0.18-0.27	0.19-0.26
Manganese:
Heat analysis	0.90-1.20	0.70-0.90	0.80-1.35	0.40-1.20	0.60-1.00	0.90-1.20
Product analysis	0.86-1.24	0.67-0.93	0.76-1.39	0.36-1.24	0.56-1.04	0.86-1.24
Phosphorus:
Heat analysis	0.035 max	0.06-0.12	0.035 max	0.035 max	0.035 max	0.035 max
Product analysis	0.040 max	0.06-0.125	0.040 max	0.040 max	0.040 max	0.040 max
Sulfur:
Heat analysis	0.040 max	0.040 max	0.040 max	0.040 max	0.040 max	0.040 max
Product analysis	0.045 max	0.045 max	0.045 max	0.045 max	0.045 max	0.045 max
Silicon:
Heat analysis	0.15-0.35	0.30-0.50	0.15-0.35	0.25-0.50	0.15-0.35	0.15-0.35
Product analysis	0.13-0.37	0.25-0.55	0.13-0.37	0.20-0.55	0.13-0.37	0.13-0.37
Copper:
Heat analysis	0.25-0.45	0.20-0.40	0.20-0.50	0.30-0.50	0.30-0.60	0.20-0.40
Product analysis	0.22-0.48	0.17-0.43	0.17-0.53	0.27-0.53	0.27-0.63	0.17-0.43
Nickel:
Heat analysis	0.25-0.45	0.50-0.80	0.25-0.50	0.50-0.80	0.30-0.60	0.20-0.40
Product analysis	0.22-0.48	0.47-0.83	0.22-0.53	0.47-0.83	0.27-0.63	0.17-0.43
Chromium:
Heat analysis	0.45-0.65	0.50-0.75	0.30-0.50	0.50-1.00	0.60-0.90	0.45-0.65
Product analysis	0.42-0.68	0.47-0.83	0.27-0.53	0.45-1.05	0.55-0.95	0.42-0.68
Vanadium:
Heat analysis	B	B	0.020 min	B	B	B
Product analysis	B	B	0.010 min	B	B	B
Molybdenum:
Heat analysis	B	0.06 max	B	0.10 max	B	B
Product analysis	B	0.07 max	B	0.11max	B	B
Titanium:
Heat analysis	B	B	B	0.05 max	B	B
Product analysis	B	B	B	0.06 max	B	B

Bolt