A15 Super Steel is a triple-deoxidised copper-coated mild steel filler rod particularly suited to TIG welding (with argon shielding gas) root runs in pipes. The rods may also be used without flux for oxy-acetylene welding.

Typical all-weld metal ultimate tensile strength is 630 N/mmÇ.

Composition
Wire Analysis Wt %
        Min        Max
C     0.04      0.07
Si     0.40     0.70
Mn   0.90     1.40
P                   0.025
S                   0.025
Cr                 0.15
Ni                 0.15
Mo                0.15
V                   0.03
Cu                0.35
Al     0.05     0.15
Ti     0.05     0.15
Zr     0.02     0.12
Ti+Zr 0.07   0.25

Packaging - Plastic Tube
3.2mm x 1000mm x 5Kgs

Mechanical Properties of Weld Metal
                                                    All Weld Metal
                                                    Ar (l1)                               Ar (l1)
                                                    EN                                    AWS
                                                    As welded                       As welded

Properties                                 Min     Max     Typ         Min
Rp 0.2 (MPa)                            460                   570        400
Rm (MPa)                                 530     680       625        480
A4 (%)                                                                                  22
A5 (%)                                        20                      26
Charpy V At -29°C (J)                                                        27
Charpy V At -40°C (J)              47                    180

Super Steel A15 Safety Data Sheet (MSDS) Download