sir,i plan to use tig welding to weld  4130 Chromoly Alloy Steel Tubes with

O.D. =1.25 inch
Wall Thickness= 0.065 inch (1.65 mm)

could you please advice me whether i could use a TIG machine with the following specification
to weld the above tubes.the machine has an ac welding output

Make: Invertech TIG200P
Application/ Usage:                          TIG,PULSE TIG & MMA
Input Supply:                                   1Ph. 220 V, 50/60 Hz.
Rated Input (Power) Capacity KVA :  4.5
Open Circuit Voltage(V):                   56
Output Current Range(A):                  5-200 A
No-load Power Consumption:            40 Watts
Efficiency:                                       85 %
Duty Cycle:                                     200 Amps @ 60 %
Power Factor:                                  0.93
Weight (Kg) :                                   13.2
Dimensions (mm) :                           440 x 218 x 355