21. CuZn36Pb-C / CuZn36Pb-B

CuZn36Pb-C / CuZn36Pb-B

Common name Material description
World specifications
EuropeanBritishAmerican
Low lead alloy for drinking waterCuZn36Pb-C / CuZn36Pb-BCC770S / CB770S
(EN 1982)
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Other name: C33500, CB752S
The equivalence between the standards is not absolute and some variations in composition can exist.

Chemical Composition in %, (EN 1982:2017, Castings)

 CuSnPbZnNiAlFeMnPSSiSbAsCrBiCdSe
Min62.0-0.2Rem.-0.5--0.02-2.7-0.04----
Max64.00.31.6-0.20.70.30.10.10-3.5- 0.14 - - - -

Chemical Composition in %, (EN 1982:2017, Ingots)

 CuSnPbZnNiAlFeMnPSSiSbAsCrBiCdSe
Min61.5-0.2Rem.-0.5--0.02-2.7-0.04----
Max63.50.31.6-0.20.70.30.10.10-3.5- 0.14 - - - -

Mechanical Properties (EN 1982:2017, Continuous castings)

RmTensile strength min.280 N/mm2
Rp0.2Proof Strength min.110 N/mm2
AElongation min.10 %
HBBrinell hardness min.70 HBW

Properties:

Alloy for metallic materials used for products in contact with drinking water.

Application: This material can be used for drinking water products.