logo-gee
GRIDUCT 95B9

IDENTIFICATION
Griduct 95B9, E 9015-B91

CLASSIFICATION
AWS / SFA 5.5: E9015-B91

DESCRIPTION
Non-synthetic Hydrogen controlled, heavy coated basic type electrode depositing 9Cr-1Mo-0.2V-N-Nb alloyed weld metal.
Deposited weld metal has improved creep strength toughness and fatigue life and oxidation and corrosion resistance at elevated temperature upto 620°C.

WELD METAL ANALYSIS (RANGE) %

C Mn Si S P Cr Mo V Nb N Al Cu
0.08 - 0.12 0.4 - 0.9 0.2 - 0.30 0.01 0.012 8.0 - 10.0 0.9 - 1.20 0.15 - 0.25 0.02 - 0.07 0.02 - 0.07 0.02 0.04
max max max max

MECHANICAL PROPERTIES (RANGE)

UTS (MPa) PS (MPa) EL (%) (L=4D) CVN Impact Value
      Temp Joules
630 - 740 530 - 620 17 - 24 20°C 47 min

MICROSTRUCTURE : In PWHT condition, the microstructure consists of tempered martensite.

REDRYING TEMPERATURE FOR ELECTRODES : 350°C / 2 hrs

WELDING POSITION :

PACKING PARAMETERS

Size (mm) Length (mm) Amps DC (+) Packing / Box (kg) Packing / Box (Pcs)
2.5 350 60 - 90 5 x 4 = 20 160 x 4 = 640
3.15 / 3.20 350 90 - 140 5 x 4 = 20 110 x 4 = 440
4 350 130 - 180 5 x 4 = 20 70 x 4 = 280
5 350 160 - 220 5 x 4 = 20 45 x 4 = 180