CEWELD


8018-B2 SMAW Stick Electrodes




8018-B2

 
TYPE 
Cr and Mo-alloyed basic low hydrogen coated electrode
APPLICATIONS 
Steam plants, vessel, waste plants, cementation steels, boiler works, tubes, heat exchangers
PROPERTIES 

Basic electrode for welding of steam production plants, steam pipes and similar joints made of Cr-Mo alloyed steel. The weld metal is resistant to working temperatures up to 550°C. as for similarly alloyed steels, quenched and tempered for cementation and nitrating. Hydrogen content: < 5 ml / 100 g weld metal

CLASSIFICATION
AWS 
A 5.5: E 8018-B2
EN ISO 
3580-A: E CrMo1 B 42 H5
3580-B: ~E 55 18-1CM H5
DIN 
8575: E CrMo1 B 20+
SUITABLE FOR 

13CrMo44, 15CrMo3, 13CrMoV42, 15Cr3, 16MnCr5, 20MnCr5, 15CrMo5, 25CrMo4, GS-22CrMo5, GS-22CrMo54, 1.7335, 1.7015, 1.7131, 1.7147, 1.7262, 1.7218,. 1.7354

APPROVALS 
CE approved
WELDING POSITIONS: 

C

Mn

Si

Cr

Ni

Mo

       

0.06

0.95

0.60

1.10

-

0.50

       
MECHANICAL PROPERTIES

Heat

RP0,2

Rm

A5

Impact Energy (J) ISO-V

Hardness

Treatment

(N/mm2)

(N/mm2)

(%)

20°C

-40°C

-60°C

HRc / HV

AW

>470

570-670

>20

>95

     
AW: as welded
REDRYING TEMPERATURE 
400°C/1hr
WELDING PARAMETERS PACKING

Welding Parameters

Packing

D (mm)

Length (mm)

Current (A) DC+

kg / can

kg / 6pack

kg / 1000

2.5

300

65-95

2.5

15

19.8

3.2

350

100-130

2.8

16.8

36.4

4.0

350

140-180

2.8

16.8

66.7

5.0

450

180-230

   

101.9

HEAT TREATMENT
Stress relieved: 680°C / 2hr, oven cooling down to 300°C and then cooled on the air







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