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| Brass CV |
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Characteristics, special features
- easy and fast to install
- compact dimensions
- extensive range
- many combination possibilities
Basic material
BrassCuZn40Pb2 / CuZn39Pb3
Chemical nickel-plating:
Nickel: 88 – 89,5 %
Phosphorus: 10,5 –12 %
Melting point: ca. 880°C
Degree of hardness: 450/500 Vickers
Thickness of the layer
Generally: ca. 7 µm
Exception: Valve spindles ca. 2 µm
Nominal pressure PN
The nominal pressurePN is indicated in bar with a safety factor of 4 at static load and shown in the technical product tables for each individual diameter.
Temperature range
-40°C to +180°C
Vacuum
Up to 10 -4 mbar, higher values are possible
Tubes to use
True-to-size precision tubes, with smooth surface, witout blemishes or deformation in the zone of the tube union.
Copper tubes:
Tolerances according to DIN 1754/1786 or VSM 11550/11551
All thin-walled copper tubes marked with an * on the table in the appendix must be reinforced with stiffener sleeves.
Stainless steel tubes:
Seamless precision tubes to DIN 17458 Minimum quality of the surface:m, Hardness ≤HRB 80 ≈HV 155 |
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Installation instructions