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PA-7016LT

SPECIFICATION:

AWS A5.5 E7016-G

I. APPLICATIONS:

For aluminum-killed steel used at low temperature, LPG tankers and LPG storage tanks, etc.

II. DESCRIPTIONS:

PA-7016LT is an extra low hydrogen type electrode for all position welding of aluminum-killed steel and TMCP steel used at low temperature. All-weld metal is 0.9% Ni type and better notch toughness and CTOD properties at low temperature. X-ray performance and usability are good.

III. NOTES ON USAGE:

  • Dry the electrodes at 300-350°C (572-622°F) for 60 minutes before use.

  • Adopt back step method or strike the arc on a small steel plate prepared for this purpose to prevent blowholes at the arc starting.

  • Pay attention not to exceed proper heat-input because excessive heat-input causes deterioration of impact values of all-weld metal.

IV. TYPICAL CHEMICAL COMPOSITION OF DEPOSITED METAL (%):

 

C

Si

Mn

Ni

P

S

0.06

0.30

0.98

0.80

0.008

0.013

V. TYPICAL MECHANICAL PROPERTIES OF DEPOSITED METAL:

 

Yield Point

MPa (lbs/in2)

Tensile Strength

MPa (lbs/in2)

Elongation

%

Temperature

°C (°F)

CVN-Impact Value

J (ft-lbs)

538 (78,100

589 (85,500)

30

-45 (-49)

-60 (-76)

95 (70)

73 (54)

VI. WELDING POSITIONS: ALL POSITION-EXCEPT VERTICAL DOWN

VII. SIZES & RECOMMENDED CURRENT RANGE: AC or DC (+)

 

Diameter, mm

Length, mm

2.5

350

3.2

350

4.0

400

5.0

400

Current,

A

F

55-85

90-130

130-180

180-240

V, OH

50-80

80-115

110-160

130-180

 

 

TEST RESULT
 
The information contained or otherwise referenced herein is presented only as “typical” without guarantee or warranty, and Industrial Welding Corporation expressly disclaims any liability incurred from any reliance thereon. Typical data and Test results for mechanical properties, deposit or electrode composition and other properties were obtained from a weld produced and tested according to prescribed standards, and should not be assumed to be the expected results in a particular application or weldment. Actual results will vary depending on many factors, including, but not limited to, weld procedure, plate chemistry and temperature, weldment design and fabrication methods. Users are cautioned to confirm by qualification testing, or other appropriate means, the suitability of any welding consumable and procedure before use in the intended application.