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70/30 Cupronickel Tubes

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SKU:
SUN-CCAT-CT-70/30
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Product Description

Sunraj Industries manufacture, exports and supplies 70/30 Cupro Nickel Tubes which is a 70% copper 30% nickel alloy, offering improved levels of corrosion resistance in marine and salt water environments.

70/30 Cupro Nickel Tube widely used for Heat Exchangers, High Capacity Power Plants, Ship Building & Ship Repairs, Condensers, Offshore Oil rigs, Distiller Tubes, Evaporators.

Technical Specification of 70/30 Cupronickel Tubes :

Standard BS 2871 PART 3 ASTM B-111 DIN 1785 NFA 51 102 JIS H3300 IS 1545
Symbol CN 107 C 71500 CuZn30 Mn 1 Fe
CuZn30 Mn 1 Fe C 7150 CuZn30 Mn 1 Fe
Cu Remainder Remainder Remainder Remainder Remainder Remainder
Pb 0.01 0.05 0.03 0.05 0.05 0.05
        Sn+Pb    
Ni 30.00-32.0 29.0-33.0 30.0-32.0 29.0-32.0 29.0-33.0 29.0-33.0
Fe 0.4-1.0 0.4-1.0 0.4-1.0 0.4-0.7 0.4-0.7 0.4-1.0
Mn 0.5-1.0 1.0 0.5-1.5 0.5-1.5 0.2-1.0 0.5-1.0
S 0.05 - 0.05 0.02 - -
C 0.06 - 0.30 0.10 - 0.30
Total Impurites Max. 0.30 - 0.1 0.30 Rem (Cu+Ni+Fe+Mn 99.5 Min.)
0.30
Condition M O 61 F 37 - O O
    F 42      
O HR 50       D
Yield - 125 Min. 120-220
150-260
- - -
Strength - 345 Min.        
N/mm2            
Tensile - 360 Min. 370 Min. - 363 Min. 360 Min.
N/mm2 - 495 Min. 420 Min. - - 480 Min.
Elongation - 12/15* 35 Min. - 30 Min. -
% - - 30 Min. -    
Hardness HV 5 150 - - 90-130 - 115 Max.
  90-120         140 Min.
Grain Size 0.05 Max. - - 010-045 010-045 -
Mm (75X)            

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