Off-the Mill Products SANS 62 PIPE Standard lengths: 6mSpecial lengths can be arranged on request. SANS 719 ERW PIPE Electric Welded low carbon steel pipes for aqueous fluids (Large Bore) 219,1mm – 2500mm Grade A, B, C – Different Chemical and mechanical requirements. Wall Thickness in Millimetres 4,5mm, 6mm, 8mm, 10mm & 12mm Grade A – Equivalent to API 5L Grade A Grade B – Equivalent to API 5L Grade B Grade C – Equivalent to API 5L Grade X42 Standard Lengths 6,1m9,144m12,192m