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Weld Mechanical Properties

C-22HS® alloy Room Temperature Transverse Weld Tensile Test Results,
As-Welded Condition 

Test 0.2% Yield
Strength (ksi)
Ultimate Tensile
Strength (ksi)
Elong.
(%)
RA
(%)
Failure
Location
GTAW - 0.125 in (3.2 mm) sheet, autogenous w/ cover pass
A 66.2 115.3 31.5 - Weld Metal
B 64.6 119.2 41 - Weld Metal
C 65.3 113.3 30.3 - Weld Metal
Avg. 65.4 115.9 34.3 - -
GTAW - 0.5 in (12.7 mm) plate, w/ 0.125 in (3.2 mm) dia. filler metal
A 67.9 115.8 45.6 51.3 Weld Metal
B 68.3 114.9 44.1 62.6 Weld Metal
C 66.4 113.4 42.3 54.8 Weld Metal
Avg. 67.5 114.7 44 56.2 -
GMAW - 0.5 in (12.7 mm) plate, w/ 0.045 in (1.1 mm) dia. filler metal
A 64.3 114.2 46.2 48 Weld Metal
B 63.3 113.7 46 43.1 Weld Metal
C 64.8 113.8 46.4 47 Weld Metal
Avg. 64.1 113.9 46.2 46 -
GMAW – 1.0 in (25.4 mm) plate, w/ 0.045 in (1.1 mm) dia. filler metal
A 63.3 113.4 40.4 49.8 Weld Metal
B 63.3 111.9 38.8 55.9 Weld Metal
C 62 114 38.9 53.2 Weld Metal
Avg. 62.9 113.1 39.4 53 -

C-22HS® alloy Room Temperature All-Weld-Metal Tensile Test Results,
As-Welded Condition

Heat Sample 0.2% Yield Strength (ksi) Ultimate Tensile Strength (ksi) Elong. (%) RA (%)
1 GTAW
Longitudinal
66.4 102.7 39.2 49.1
GMAW Longitudinal 66 105 53.1 53
2 GMAW Longitudinal 64.8 106.1 48.4 59.7
65.6 106.9 50.7 56.2
GMAW
Transverse
63.1 103.5 46.8 62.7
62.7 104.6 54.6 63.9
3 GMAW Longitudinal 71.2 112 49.6 56.3
62.9 106.7 47.9 53.4
GMAW
Transverse
65 105.2 45.9 58.3
64.9 105.9 50.5 57.5

C-22HS Alloy Weld Metal Charpy V-Notch Impact Test Results,
As-Welded Condition

Test
Temperature
Impact Energy (ft-lb)
Test 1 Test 2 Test 3 Avg.
GTAW - 0.5 in (12.7 mm) plate, w/ 0.125 in (3.2 mm) dia. filler metal
RT 154.2 166.2* 178.6* 166.3
-320°F (-196°C) 127.4 131.6 120.1 126.3
GMAW - 0.5 in (12.7 mm) plate, w/ 0.045 in (1.1 mm) dia. filler metal
RT 143.7 147 143.9 145.2
-320°F (-196°C) 117.3 109.8 122.2 116.4
GMAW – 1.0 in (25.4 mm) plate, w/ 0.045 in (1.1 mm) dia. filler metal
RT 129.9 163.4* 149.5 147.6
-320°F (-196°C) 118.4 122.8 126.6 122.6

*Test sample did not break

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