1. ISO 18278-2. Resistance welding – weldability. Part 2: alternative procedures for the assessment of sheet steels for spot welding. ISO standard; 2004.
2. ISO 14272. Specimen dimensions and procedure for cross tension testing resistance spot and embossed projection welds. ISO standard; 2001.
3. ISO 14273. Specimen dimensions and procedure for shear testing resistance spot, seam and embossed projection welds. ISO standard; 2002.
4. Evaluation of spot weldability of high-strength sheet steels for automobile use;Nishi;Nippon Steel Tech Rep,1982
5. Spot weld size and fracture mode in low carbon mild steel;Williams;Metal Construct,1979