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OK Tigrod 13.37

OK Tigrod 13.37

OK Tigrod 13.37 is a 9Cr-1Mo-alloyed, copper-coated rod for the GTAW of high temperature steels and steels for hot hydrogen service, especially in oil refineries. The electrode is a plain ER505 type.

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Specifications


Typical Tensile Properties

Ar (I1) EN Stress relieved
Elongation Stress Relieved Temperature Stress Relieved Testing Time Tensile Strength Yield Strength
22 % 735 °C 4 hr 680 MPa 560 MPa
26 % 760 °C 2 hr 660 MPa 540 MPa
Enhanced testing temperature. Stress relieved
Elongation Stress Relieved Temperature Stress Relieved Testing Time Tensile Strength Yield Strength
22 % 760 °C 2 hr 390 MPa 350 MPa
18 % 760 °C 2 hr 480 MPa 410 MPa
17 % 760 °C 2 hr 500 MPa 430 MPa

Charpy V-Notch Properties

Ar (I1) EN Stress relieved
Impact Value Stress Relieved Testing Temp Stress Relieved Testing Time Testing Temperature
150 J 735 °C 4 hr -20 °C
130 J 735 °C 4 hr -40 °C
50 J 735 °C 4 hr -60 °C
140 J 760 °C 2 hr -20 °C
120 J 760 °C 2 hr -40 °C
90 J 760 °C 2 hr -60 °C

Weld Metal Analysis

MnMoCSiNiCr
0.52 %1.00 %0.06 %0.45 %0.23 %8.66 %

Classifications: EN ISO 21952-A, W CrMo9, Wire Electrode, EN ISO 21952-B, W 55 9C1M, Wire Electrode, SFA/AWS A5.28, ER80S-B8, Wire Electrode

Alloy Type: Alloyed steel (9 % Cr - 1 % Mo) "ER505"
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