CEWELD


ER 80S-B8 GMAW-GTAW Solid wires




ER 80S-B8

 
TYPE 
Medium alloyed, high-strength 9% Cromium alloy.
APPLICATIONS 
Low alloyed copper-coated solid wire with 9% Cr and 1% Mo to be used for welding creep resistant steel. It finds applications in power plants, chemical or petro-chemical industry and in the ammonia synthesis process. It is also used for heat exchangers, boilers, piping and pressure vessels for temperature service up to 600°C.
PROPERTIES 

 

Corrosion resistance is higher than 5Cr-0.5Mo steels requirements. To be used with shielding gas Ar+O2.   
CLASSIFICATION
AWS 
A 5.28: ER 80S-B8
EN ISO 
21952-A: W CrMo9
DIN 
8575:
SUITABLE FOR 

ASTM: A 182 Gr F9, A 199 Gr T9 , A 213 Gr T9 , A 217 Gr C12 , A 234 Gr WP9, A 335 Gr 9 , A 336 Gr F9 , A 387 Gr 9 , EN (BS 3100 Gr B6), (BS 3604 Gr CFS 629-470, HFS 629-470), (BS 3604 Gr HFS 629-590, CFS 629-590) , (DIN GS-12CrCrMo 10-1) , (DIN X12CrMo 9-1) , (DIN X7CrMo 9-1) W.Nr: 1.7386, 1.7388, 1.7389

APPROVALS 
CE approved
WELDING POSITIONS: 
WELD METAL ANALYSIS %

C

Mn

Si

S

P

Cr

Mo

Cu

   

0.07

0.50

0.40

0.008

0.008

9.00

1.0

0.12

   
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

SR

560

700

23

60

     
SR: stress relieved PWHT 750ºC-760ºC / 1 Hr (Typical)
REDRYING TEMPERATURE 
not required
WELDING PARAMETERS / PACKING

Welding Parameters

Packing

D (mm)

Voltage (V)

Current (A)

spool type

kg / spool

0.8

15-24

60-210

S / D 300

15

1.0

18-28

80-280

S / D 300

15

1.2

20-33

120-350

S / D 300

15

TIG WELDING
1000 mm. cut lengths are available from 1,6 till 3,2 mm in 5 kg tubes.







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