... : 0.2-1.2 (1.5)mm cold rolled low carbon iron SPCC, SPCD, FH; accordswith GB13237-91, JIS G ... Radiant tubes heating, vertical or horizontalFuel typenatural gas, liquefied petroleum gas, mix%d gas, coke oven gas, and electricityWelding machinenarrow lap seam welderDegreasing style chemical ... thickness: 1.5-4.0 mmAcid cleaned hot rolled low carbon iron coil, with no or little oil.Coating layerGI, GA ...