Copper Nickel 90-10 tubes – C70600 - exhibits excellent resistance to impingement attack. It is also highly resistant to SCC. This alloy is suitable for Marine condenser tube installations in place of Aluminum Brass, especially where higher water velocities are encountered. Standard Grade ASTM B 111 C70600 EN 12451 CuNi10Fe1Mn (CW352H) DIN 17664/1785 CuNi10Fe1Mn BS 2871 CN102 JIS H3300 C7060 GB/T 8890 BFe10-1-1 Cu Bal. Bal. Bal. Bal. Bal. Bal. Pb 0.05 max 0.02 max 0.03 max 0.01 max 0.05 max 0.02 max Fe 1.0-1.8 1.0-2.0 1.0-1.8 1.0-2.0 1.0-1.8 1.0-1.5 Ni 9.0-11.0 9.0-11.0 9.0-11.0 10.0-11.0 9.0-11.0 9.0-11.0 Zn 1.0 max 0.5 max 0.5 max - 0.5 max 0.3 max S - 0.05 max 0.05 max 0.05 max 0.05 max 0.06 max P - 0.02 max - - - 0.06 max Mn 1.0 max 0.5-1.0 0.5-1.0 0.5-1.0 0.2-1.0 0.5-1.0 C - 0.05 max 0.05 max 0.05 max 0.02 max 0.05 max Sn - 0.03 max - - - 0.03 max Total impurities - 0.2 max 0.1 max 0.3 max - 0.7 max Condition O61 R290 F29 M O M H55 R310 - O - Y2 - R480 - - - - Yield Strength N/mm2 105 min 90 min 90-180 - - - 240 min 220 min - - - - - 400 min - - - - Tensile Strength N/mm2 275 min. 290 min 290 min - 275 min 300 min 310 min. 310 min - - - 345 min - 480 min. - - - - Elongation (%) - 30 min 30 min - 30 min 30 min - 12 min - - - 11 min - 8 min - - - - Hardness Hv5 - - - 150 min - - - - - 80-110 - - - - - - - - Typical use Used for the working in sea water, mainly for shipbuilding and sea water pipelines, thermal power, desalination for its very good corrosive resistance. Melting Point: 1150°C           • Hot Working Properties: Good Density (20°C): 8,94 g/cm3   • Cold Working Properties: Good Weight Formula Average Wall: (OD-WT) x WT x 0,0284 = Kg/m (all sizes in mm) Minimum Wall: (OD-WT) x WT x 0,0295 = Kg/m (all sizes in mm)