G-TECH 316L

SMAW
  • AUSTENITIC STAINLESS STEELS
316L

Description

Rutile-basic coated electrode for 316L Mo bearing austenitic stainless steels
Its basic-rutile coating ensures an excellent combination of welding performance in all positions, except for vertical down, and a high resistance to cracking providing smooth arc transfer. Excellent weldability with a spatter free arc and self-releasing slag result in a very smooth bead appearance. These electrodes are used for Mo bearing austenitic stainless steels with 1.5 ÷ 3 Mo. 316 steels are used for their good resistance to pitting, many acids and general corrosion.
Specifications
ISO 3581-A
E 19 12 3 LR
AWS A5.4
ER316L-16
Shielding
-
Positions
PA, PB, PC, PD, PE, PF
Current
DC+, AC
Packaging Type
Carton box
Asme qualifications
F-No (QW432)
5
A-No (QW442)
8

Ferrite

2-10 FN

Pren

26.58

Hardness

200HV - 220HV
Chem. Comp. %
DEFAULT
C
0.03
Mn
0.06
Ni
12
Cr
18
P
0.02
S
0.01
Mo
2.6
Si
0.7
Cu
0.1
Mechanical Properties
min
variant
Tensile strength Rm MPa
510
560
Yield strength Rp0.2 MPa
320
430
Elongation A (L0=5d0) %
25
28
Impact Charpy ISO-V
-
60J @ 20°C
Impact Charpy ISO-V
-
-
Welding Parameters
2.5 mm
3.2 mm
4 mm
5 mm
Ampere
50A - 80A
80A - 110A
110A - 150A
160A - 210A
Voltage
-
-
-
-
Packaging
56 pcs/kg
28 pcs/kg
19 pcs/kg
12 pcs/kg
Packaging Type
Carton box
Carton box
Carton box
Carton box
Description

Application

These consumables are meticulously crafted for Mo-bearing austenitic stainless steels with a Mo content ranging from 1.5% to 3%. They exhibit compatibility with Ti or Nb stabilized versions, as well as nitrogen-bearing or free machining variations of these alloys. Primarily designed for applications involving Type 316/316L steels, these consumables are highly valued for their exceptional resistance to pitting, acids, and general corrosion. It is important to note that these consumables are not recommended for use in elevated temperature structural applications with 316/316H steels. For cryogenic applications at -196°C, it is advisable to refer to 316LCF. The welding process is facilitated without the need for preheating. It is essential to maintain a maximum interpass temperature of 250°C, and post-weld heat treatment (PWHT) is not required..

Alloy Type

316L Mo bearing austenitic stainless.

Microstructure

Austenite with a controlled level of ferrite, normally in the range 2-10FN depending on the application.

Materials


EN W.Nr.: 1.4404 (X2CrNiMo 17-12-2), 1.4401 (x 5CrNiMo 17 12 2), 1.4436 (X 3 CrNiMo 17 13 3), 1.4406 (X 2 CrNiMoN 17 11 2), 1.4429 (X 2 CrNiMoN 17 13 3), 1.4408 (GX5CrNiMo19-11-2), 1.4437 (GX6CrNiMo18-12).
ASTM: 316L, 316, 316LN, CF3M, CF8M.
UNS: S31603, S31600, S31653.

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