E 9018–G–H4
1385nc ama 1385nc

Welding electrode for fine-grained structural steels

AMA 1385NC

AWS/ASME SFA-5.5: E 9018–G–H4
DIN 8529 : E SY 55 76 Mn 1 Ni Mo B H5
EN 499 : E 55 6 Mn 1 NiMo B 4 2 H5

Application/properties:

Electrodefor producing crack-free and tough welded joints. Weld metal is extremely metallurgical purity having very low hydrogen content. Welds are of X-ray quality.

Weld metal analysis in % (typical values):

C Mn Si Ni Mo
0.05 1.50 0.30 1.2 0.35

Mechanical Properties of all-weld metal:

(single values are typical values)

Tensile Strength
( N/mm )
Yield Strength
( N/mm )
Elongation
A5 (%)
Impact energy (J)
ISO - V
20°C       -60°C+
Heat treatment
630 - 720 >560 >20 160       70 AW
620 - 720 >550 >20 150       55 SR

AW: As Welded
SR: Stress – Relieved 15 hours. /580°C

Welding Parameters
Diameter (mm) Length (mm) Amperage (A)
2.5 350 65 – 95
3.25 450 90 – 140
4.0 450 140 – 185
5.0 450 180 – 240

Materials:

DIN Standard STE 420 to STE 500; WSTE 355 to WSTE 500; TSTE 420 to TSTE 500; 17MnMoV 6 4; 15NiCuMoNb 5; 20MnMoNi 4 5; .
EN Standard S420N to S500N; S355NL to S500NL; P355NL1 to P640NL1; P355NH to P500NH.
ASTM Standard ASTM A517 Gr. A, B, C, E, F, H, J, K, M, P. A225 Gr. C; A633 Gr. E; A572 Gr. 65

Rebaking:

required at 300°C to 350°C for 2 hours