Jain Welding

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CREEP RESISTANT ELECTRODES

SUNTHERM CR 5 PDF

 

 

CLASSIFICATION:

AWS: A 5.5 : E 8018 B6
IS 1395 : E 55 BB 620

DESCRIPTION:

SUNTHERM CR 5 is a basic coated hydrogen controlled, iron powder type electrode producing 5% Cr, 0.5% Mo deposit. Weld deposit is of radiographic quality, highly resist to corrosion, oxidation and exhibits creep resistance property at elevated temperatures upto 550 0 C.

TYPICAL ALL WELD METAL PROPERTIES:

Chemical Composition (%) Mechanical Properties
C 0.05-0.10 max Mn 1.0 max YS 48-56 kg/mm2
Si 0.90 max S 0.03 max UTS 58-68 kg/mm2
P 0.03 max Cr 4.0-60 EL (L=4d) 20-28%
Mo 0.45-.0.65

APPLICATION:

Ideally suited in oil refinery, petrochemical industry, chemical industry, power house application where steel of similar composition are used.

CURRENT RANGE & PACKING DATA:

Size Length Current Range Qty of Electrodes in a No. of Electrodes in a
(mm) (mm) (Amps) Carton Cardboard Box
2.5 350 70-110 5 Kg 20 Kg
3.15 450 100-130 5 Kg 20 Kg
4.00 450 140-180 5 Kg 20 Kg
5.00 450 180-250 5 Kg 20 Kg

PACKING:

Electrodes are packed in Cartons and four of these Cartons are shrink wrapped in a cardboard box.