Boiler / Pressure Vessel Steel Rp. 0.0000 Boiler Plate : ASTM A or ASME SA 516 Gr. 70 (As Rolled, Normalized), DIN 17155 HII, SA 387 Gr.22 CL 2, 16Mo3 Thickness: 6 mm – 65 mm Boiler Tube : DIN 17175 ST35.8 Gr. 1, P235GH, STB340, STEEL 360, A192, A179 hover image to zoom click here to view full-size image