Products   Technical Specifications For 90 / 10 Cupro Nickel Tubes   STANDARD BS 2871 PART 3 ASTM B111 DIN 1785 NFA 51 102 JIS H3300 IS 1545 SYMBOL CN 102 C  70600 CuNi 10Fe 1Mn CuNi 10Fe 1Mn C 7060  CuNi 10Fe 1 Cu REM’DER REM’DER REM’DER REM’DER REM’DER REM’DER Pb 0.01 0.05 0.03 0.05 Sn+Pb 0.05 0.05 Ni 10.0-11.0 9.0-11.0 9.0-11.0 9.0-11.0 9.0-11.0 9.0-11.0 Fe 1.0-2.0 1.0-1.8 1.0-2.0 1.0-2.0 1.0-1.8 1.0-1.8 Mn 0.5-1.0 1.0 0.5-1.0 0.3-1.0 0.2-1.0 0.5-1.0 Zn 0.02-0.06 0.02-0.06 0.02-0.035 0.02-0.06 0.02-0.06 0.02-0.06 S 0.05 - 0.05 0.02 - - C 0.05 - 0.05 0.05 - - TOTAL IMPURITIES MAX.     - Cu+Ni+ 0.3 - 0.3 0.1 Fe+Mn 0.3 99.5 Min CONDITION --                    M 061 F29 - O O O H 55 -   - D YIELD STRENGTH N /MM 2 - 105 Min. 90-180 - - - - 240 Min. - - - - - - - - - - TENSILE    N / MM2 Minimum - 275 290 - 275 295 - 310 - - - 385 - - - - - - ELNG’TION Percent (%) Minimum - - 30 - 30 - - - - - - - - - - - - - HARDNESS HV 5 150 - - 70-100 - 110 Max. 80-110 - -     130 Min.  GRAIN SIZE mm (75X) 0.05 Max. - - 0.040-0.045 0.010-0.045 - - - - - - -

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