C89835

Lead-Free Replacement for C932, C836, C844

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SPECIFICATION CROSS-REFERENCE CHART

✔ STANDARD-STOCKED PRODUCT

Cast

C89835 is a C932, C836 and C844 lead-free replacement alloy and is offered as a standard-stocked product. Concast maintains an inventory of this alloy numbering over 90 items and in sizes up to 4.0" O.D.. C89835 supports the market demand for lead-free material and compliance with the 3874 Reduction of Lead in Drinking Water Act (effective January 2014).

Info

Product Description: Bismuth Tin Bronze
Solids: 1/2" to 10" O.D.
Tubes: 1 1/8" to 9" O.D.
Rectangles: Up to 15"
Standard Lengths: 105"
Shape/Form: semi-finished, mill stock or near-net shapes, anode, bar stock, billet/bloom, squares, hex, plate, profile or structural shape, flats/rectangular bar
Compliance: C89835 is compliant with key legislation including (1) Federal Safe Drinking Water Act 1974 - SDWA, (2) Federal Reduction of Lead in Drinking Water Act 2011 and (3) California AF1953

Typical Uses

Plumbing: faucets, pump components, pipe fittings, plumbing goods, water pump impellers
Industrial: housings, small gears

Chemical Composition

Cu% Pb% Sn% Zn% Fe% P Ni%1 Al% Bi% S% Sb% Si%
1Ni value includes Co.
Note: Cu + Sum of Named Elements, 99.0% min. Single values represent maximums.
85.00-
89.00
 
0.09
6.00-
7.50
2.00-
4.00
 
0.20
 
0.10
 
1.00
 
0.005
1.70-
2.70
 
0.08
 
0.35
 
0.005

Machinability

Copper Alloy UNS No. Machinability Rating Density (lb/cu in at 68° F)
C89835 70 0.321

Mechanical Properties

Tensile Strength, min Yield Strength, at .5% Extension Under Load, min Elongation, in 2 in. or 50 mm min Brinell Hardness Remarks
Ksi MPa Ksi MPa % typical BHN  
30 207 14 97 6 65 (500 kg)  

Physical Properties

Physical Properties provided by CDA

  US Customary Metric
Melting Point - Liquidus 1855° F 1012° C
Melting Point - Solidus 1445° F 785° C
Density 0.321 lb/in3 at 68° F 8.89 gm/cm3 at 20° C
Specific Gravity 8.89 8.89
Electrical Conductivity 14.5 % IACS at 68° F 0.084 MegaSiemens/cm at 20° C
Thermal Conductivity 38.0 Btu · ft/(hr · ft2 · °F) at 68° F 65.8 W/m at 20° C
Coefficient of Thermal Expansion 10 · 10-6 per °F (68°-392° F) 17.3 · 10-6 per °C (20°-200° C)
Specific Heat Capacity 0.093 Btu/lb/°F at 68° F 389.6 J/kg 293° C
Modulus of Elasticity in Tension 16900 ksi 116522 MPa

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