GRIBINOX 320

IDENTIFICATION : GRIBINOX E 320-15
CLASSIFICATION : AWS/SFA 5.4 E 320-15 ; BS: 2926 : 20.34.2.CuNb.B

CHARACTERISTICS :

Basic coated stainless steel electrode depositing fully austenitic, niobium stabilised weld metal with molybdenum and copper which has a high resistance to corrosion in sulphuric acid, other mineral acids, organic acids and their mixtures. Most parent material specifications are for castings.

APPLICATION :

  • Tanks
  • Process piping
  • Heat exchangers
  • Agitators & Rotors & Cast Pump.

For use in the chemical processing, metal cleaning, & pickling industries

MICROSTRUCTURE :

In the as-welded condition the weld metal microstructure is fully austenitic

REDRYING : 250° C / 2hrs


WELD METAL ANALYSIS (RANGE) % :

C Mn Si S P Cr Ni Mo Cu Nb
0.05 max 1.0-2.50 0.60 max 0.030 max 0.030 max 19.0-21.0 32.0-36.0 2.0-3.0 3.0-4.0 8xC min Or 0.40 max

MECHANICAL PROPERTIES (RANGE) :

Ultimate Tensile Strength MPa 0.2 % Proof Stress Mpa Elongation % (L=4D)
560-670 380-480 30-40

RECOMMENDED CURRENT AND PACKING DATA :

SIZE (mm) LENGTH (mm) AMPS DC(+) PACKING PER BOX WEIGHT / 1000 Pcs, kg
2.50 350 60-80 600 21
3.15 350 70-110 360 32
4.00 350 90-150 240 51
5.00 350 120-190 150 76