HBE8018
Accord to AWS E8018-B2
Designed for welding 1.25% chromium,0.50% molybdenum steel
Premium arc performance
Square coating burn-off
Easy strike, re-strike and slag removal
Capable of exceeding AWS minimum requirement of 550 MPa (80 ksi) tensile
strength after 8 hours of stress-relieving at 690°C (1275°F)
Chemical Analysis：%
|
|
C
|
Mn
|
Si
|
S
|
P
|
Cr
|
Mo
|
|
Standard
|
≤0.15
|
≤0.9
|
≤0.80
|
≤0.035
|
≤0.035
|
1.0-1.5
|
0.40-0.65
|
|
Typical
|
0.10
|
0.65-0.8
|
0.35-0.55
|
0.006
|
0.008
|
1.10
|
0.50
|
Mechanical Property
|
|
T.S
Rm(MPa)
|
Y.S
ReH(MPa)
|
Elongation
A(%)
|
Impact
AKV(J)
|
［H］ml/100g
|
|
Standard
|
≥550
|
≥460
|
≥19
|
-
|
:≤4
|
|
Typical
|
610
|
510
|
24
|
-
|
≤4
|
Xray：I
Flux moisture ≤0.15%
Applications:
Power generation
Petrochemical
Pressure vessels
Process piping
Notice:
1)Heating 1 hour at 350℃ in oven prior to welding
2)Remove all unclean staffs,oil,water,rust on surface prior to welding.。
