En
FaE 347–15
1340ja ama 1340ja
Special welding electrode for stainless and heat-resistant steels
AMA 1340JA
| AWS/ASME SFA – 5.4: | E 347–15 |
| DIN 8556 : | E 19 9 Nb B 20+ |
| EN 1600: | E 19 9 Nb B 42 |
| Comparable No. of material | 1.4551 |
Application/properties:
Basic electrode for welding of stabilized austenitic stainless Cr-Ni-steels and cast steels, as well as for stainless or heat resistant.
Non-scaling up to +800°C.
The electrode has a stable arc.
Weld metal analysis in % (typical values):
| C | Mn | Si | Cr | Ni | Nb |
|---|---|---|---|---|---|
| 0.025 | 1 | 0.40 | 19 | 10 | 0.4 |
Mechanical Properties of all-weld metal:
(single values are typical values)
|
Tensile Strength ( N/mm 2 ) |
Yield Strength 0.2% ( N/mm 2 ) |
Elongation A5 (%) |
Impact energy(j) ISO - V 20°C+ |
|---|---|---|---|
| 620 | 420 | 35 | 70 |
| Welding Parameters | ||
|---|---|---|
| Diameter (mm) | Length (mm) | Amperage (A) |
| 2.5 | 250 | 45 – 80 |
| 3.25 | 300 - 350 | 70 – 120 |
| 4.0 | 350 | 100 – 140 |
| 5.0 | 350 | 140 – 210 |
Materials:
| DIN EN standard | 1.4550 X6CrNiNb 18 10; 1.4541 X6CrNiTi 18 10; 1.4552 G-X5CrNiNb 18 9; 1.4301 X5CrNi 18 10; 1.4312 G-X10CrNi 18 8; 1.4546 X5CrNiNb 18 10; 1.4311 X2CrNiN 18 10; 1.4306 X2CrNi 19 11; 1.4303 X5CrNi 18 12; 1.4308 G - X6CrNi 18 9; 1.4310 X12CrNi 17 7; 1.4319 X5CrNi 18 7. |
| Other Standard | AISI 347, 321, 302, 304, 304L, 304LN; ASTM A296Gr.CF 8 C; A157 Gr. C9; A320 Gr.B8C |
Rebaking:
required at 300°C for 2 hours.