Mild Steels
F 70S-6
AWS: SFA 5.18 ER70S-6
EN ISO CODE: 636-A W 42 3 W3Si1
F 70S-6 is a copper coated mild steel wire for GTAW. Suitable for welding of mild steel, low carbon steel and other structural steels of tensile strength up to 540 MPa. The wire burns with smooth arc. It is designed for welding of low and medium carbon steels like; SA-36, A/B/C/D grades of SA-283, A/B/C grades of SA-285, A/B grades of SA-414, etc.
Approvals
CE
BV
CHEMICAL COMPOSITION OF ALL WELD METAL (%)
| Element | C | Mn | Si | S | P | Cu |
| Percent | 0.09 | 1.60 | 0.90 | 0.018 | 0.018 | 0.15 |
MECHANICAL PROPERTIES OF ALL WELD METAL
| UTS | Ys | Elongation | CVN Impact strength (J) |
| (MPa) | (MPa) | (L= 5d)% | at minus 30°C |
| 510 | 440 | 26.0 | 45 |
CURRENT AND PACKING DATA:
STANDARD SIZE : Diameter 1.6 mm, 2.0 mm, 2.4 mm & 3.2 mm in cut lengths of 500 mm / 1000 mm each.
QUANTITY : 5 kg wire put in an air-tight polythene bag and finally packed in a plastic container. Identification AWS code is punched on each wire.
SHIELDING GAS:
Argon
CURRENT CONDITION:
DCEN
WELDING POSITION:
H, F, VU, OH
