Grade Comparison

COMPOSITION	AQUAMET® 17	AQUAMET ®19	AQUAMET® 22
Carbon	0.07 max	0.80 max	0.06 max
Manganese	1.00 max	2.00 max	4.00 - 6.00
Silicon	1.00 max	1.00 max	1.00 max
Chromium	14.50 - 16.50	18.00 - 20.00	20.50 - 23.50
Nickel	3.00 - 5.00	8.00 - 10.50	11.50 - 13.50
Phosphorus	0.04 max	0.04 max	0.04 max
Sulfur	0.03 max	0.03 max	0.03 max
Copper	3.00 - 5.00
Columbium + Tantalum	0.15 - 0.45		0.10 - 0.30
Nitrogen		0.20 - 0.30	0.20 - 0.40
Molybdenum			1.50 - 3.00
Vanadium			0.10 - 0.30
Iron	Balance	Balance	Balance

Mechanical Properties

	Tensile Strength Psi	0.2 % Yiield Tension psi	Strenth Torsion psi	Elongation in 2 in . %	Reduction of Area %
AQUAMET® 17
Up to 8 "	135,000	105,000	70,000	16	50
8" to 12 "	135,000	105,000	70,000	12	35
AQUAMET® 19
Up to 1½"	130,000	105,000	70,000	20	55
Over 1½" to 2"	115,000	85,000	57,000	25	55
55Over 2" to 2½"	105,000	60,000	40,000	30	55
Over 2½" to 3"	100,000	55,000	36,000	35	55
Over 3" to 12"	95,000	50,000	33,000	35	55
AQUAMET® 22
¾" to 1¼ "	145,000	130,000	86,600	18	45
Over 1¼" to 2"	135,000	105,000	70,000	20	50
Over 2" to 2½ "	120,000	95,000	63,000	20	50
Over 2½" to 3"	115,000	75,000	50,000	25	50
Over 3" to 12"	100,000	55,000	36,600	30	50
AQUAMET® 22 H.S.
2½ " to 6"	130,000	105,000	70,000	15	45

Minimum values. Actual test results may be higher.