API 660 Heat Exchanger Tube Bundle ASTM B111 C70600 CuNi Tubes for EN 12452 Seawater Resistance
API 660 Heat Exchanger Tube Bundle ASTM B111 C70600 CuNi Tubes for EN 12452 Seawater Resistance
This API 660-compliant shell-and-tube bundle integrates seamless cold-drawn C70600 CuNi tubes (90-10 alloy) for superior erosion-corrosion resistance in marine environments. Certified to EN 12452 for seawater applications, it ensures reliability in offshore cooling systems, desalination plants, and high-salinity industrial processes. Full eddy current tested per ASTM B111.
C70600 Copper Alloy Seamless Tube bundle Chemical Composition Advantages
|
Element |
Composition (wt%) |
|
Cu |
88.6 min |
|
Ni |
9.0–11.0 |
|
Fe |
1.0–1.8 |
|
Mn |
0.5–1.0 |
|
Others |
Zn ≤1.0, Pb ≤0.05 |
C70600 Copper Alloy Seamless Tube bundle Mechanical Properties Advantages
|
Property |
Typical Values |
|
Tensile Strength (MPa) |
290–380 (Annealed) |
|
550–690 (Cold Worked) |
|
|
Yield Strength (MPa) |
120–170 (Annealed) |
|
480–620 (Cold Worked) |
|
|
Elongation (%) |
≥30 (Annealed) |
|
≥5 (Cold Worked) |
|
|
Hardness (HV) |
80–120 (Annealed) |
|
160–200 (Cold Worked |
C70600 Copper Alloy Seamless Tube bundle Delivery Condition Advantages
|
Condition |
Features |
|
Annealed (O) |
Soft, ductile, easy to form/weld. |
|
Cold Drawn (H) |
High strength, tight dimensional tolerance. |
|
Stress-Relieved |
Reduced residual stress, improved stability. |
|
PART NO. |
DESCRIPTION |
MATERIAL |
QTY PER SET |
REMARK |
|
1 |
Pulling Lug |
SA-516 Gr.70 |
2 |
Size: 15" |
|
2 |
Pushing Plate |
SA-516 Gr.70 |
14 |
120mm thickness |
|
3 |
Hex Plate |
SA-36 |
14 |
- |
|
4 |
Lifting Lug Plug |
S.S 304 |
2 |
M24 thread |
|
5 |
Impingement Plate |
SA-283 Gr.C |
2 |
Size: 3" |
|
6 |
Sealing Strips |
SA-283 Gr.C |
4 |
Brass material |
|
7 |
Sung Plate |
SA-283 Gr.C |
4 |
Thickness: 4.4mm |
|
8 |
Support Plate |
SB-179 |
6 |
VA/Brass variant |
|
9 |
Cable |
SB-170 |
1 |
Length: 1.3m |
10 industries where heat exchangers API 660 Heat Exchanger Bundle ASTM B111 C70600 CuNi Tubes commonly used,
1. Offshore Oil & Gas
2. Petrochemical Refining
3. Marine & Shipbuilding
4. Power Generation
5. Chemical Processing
6. LNG Processing & Storage
7. Water Desalination
8. Pulp & Paper Industry
9. Food & Beverage
10. Renewable Energy (Ocean Thermal)
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