Application/properties:
Rutile electrode for welding of heat resistant chromium and chromium-nickel steels or cast steels. Non-scaling up to 1050°C. Suitable for welding of annealing furnaces and boilers. If weld thickness is high, we recommend you use AMA 1312J electrode.
Weld metal analysis in % (typical values):
C Mn Si Cr Ni 0.12 <0.9 1.20 26 20
Mechanical Properties of all-weld metal:
(single values are typical values)
Tensile Strength( N/mm 2 ) Yield Strength 0.2%( N/mm 2 ) ElongationA5 (%) Impact energy(j)ISO - V 540 - 650 > 300 > 30 > 70
OCV>70V
Welding Parameters Diameter (mm) Length (mm) Amperage (A) 2.5 250 50 – 80 3.25 300 - 350 90 – 120 4.0 350 100 – 150 5.0 350 140 – 210
Materials:
DIN EN standard 1.4745 G-X40CrSi 23; 1.4823 G–X40CrNiSi 27 4; 1.4832 G–X25CrNiSi 20 14; 1.4833 X7CrNi 23 14; 1.4841 X15CrNiSi 25 20; 1.4845 X12CrNi 25 21; 1.4828 X15CrNiSi 20 12; 1.4840 G-X15CrNi 25 20; 1.4846 G-X40CrNi 25 21; 1.4826 G-X40CrNiSi 22 9; 1.4713 X10CrAl7; 1.4724 X10CrAl 13; 1.4742 X10CrAl 18; 1.4762 X10CrAl 25; 1.4710 G-X30CrSi 6; 1.4740 G-X40CrSi 17. Other Standard AISI 305, 310, 314; ASTM A297 HF; A297 HJ
Rebaking:
required at 350°C to 400°C for 2 hours.
