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Alloy Specifications, Chemistries, and Technical Data

C92200 TIN BRONZE
Aliases
CDA NUMBER C92200
Common Name Navy "M" Bronze
Common Name Navy M
Nearest Applicable Casting Standards
ASTM (B Series) B584
SAE (J Series) 461, 462 (was 620)
Federal (QQ-C- Series) 390
Military (Mil-C- Series) 22229
Specification Composition
Minimum Maximum
Copper (Cu) 86 90
Tin (Sn) 5.5 6.5
Lead (Pb) 1 2
Zinc (Zn) 3 5
Iron (Fe) 0.25
Antimony (SB) 0.05
Nickel (Ni) 1
Sulphur (S) 0.05
Phosphorous (P) 0.05
Aluminum (Al) 0.005
Silicon (Si) 0.005
Copper + Sum of Named Elements 99.3
Phosphorous shall be 1.5%, Max for continuous castings 1.5
Specification Properties
(Heat Treat 'F' Denotes As Cast) Heat Treat State Minimum
Tensile Strength (ksi) F 34
Yield Strength (.5% extension under load) (ksi) F 16
Elongation (2 inch gauge length) (%) F 24
Typical Properties
Heat Treat State Typical
Proportional Limit (ksi) 13
Modulus of Elasticity (ksi) 14000
Hardness (Brinell) (HB @ 500kg) 65
Machinability (% of free cutting brass) 42
Fatigue Strength (10^8 cycles) (ksi) 11
Impact Strength (Charpy) (ft-lb) 19
Compressive Strength (0.001 in. set/in.) (ksi) 15
Compressive Strength (0.010 in. set/in.) (ksi) 20
Compressive Strength (0.100 in. set/in.) (ksi) 36
Creep Strength (0.00001% per hour) (ksi) 11
Melting Range (Liquidus-Solidus)(F) 1518-1810
Coefficient of Thermal Expansion (per F @ 68-572F) 0.000010
Thermal Conductivity (Btu/sq.ft/ft./hr/F @ 68F) 40.2
Specific Heat (Btu/lb/F @ 68F) 0.09
Electrical Conductivity (% IACS @ 68F) 14
Density (lb/cu.in. @ 68F) 0.312
Pouring Temperature (Light Castings) (F) 2000-3000
Pouring Temperature (Heavy Castings) (F) 1900-2100
Patternmakers Shrinkage (in/ft) 3/16
Drossing Low
Gassing Medium
Fluidity Medium
Reduction of Area (%) F 35
Comments
Wear Resistance: Excellent
Applications
Body
Gland
Head
Hot Water Outlet Flange
Pilot Valve Body
Pump Body
Pump Cover
Tattoo Frame
Tattoo Machine Frame
Yoke
Great Castings
         St. Paul Foundry 954 Minnehaha Ave West St. Paul MN 55104 651-488-5567 www.stpaulfoundry.com
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St. Paul Foundry
954 Minnehaha Avenue West
Saint Paul, Minnesota 55104
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Alloy Guide Sheet Terms of Use

Use Good Design Principles

1. St. Paul Foundry is providing this information on metal characteristics for informational purposes only. Before making a final decision on alloy selection consider the following and all other appropriate design and specification principles. Please note that this is not an exhaustive list.

2. Consult the appropriate specification from an accredited specifying body (ASTM, SAE, Federal or Military) to determine current minimum values of this alloy.

3. Use appropriate design safety factors.

4. Use Failure Modes and Effects Analysis to help identify possible weaknesses in designs and specifications.

5. Use computerized stress analysis tools.

6. Use appropriate certification requirements for your casting suppliers. These may include test bars, chemical certifications, radiography, dye penetrant or other non-destructive testing methods.

7. Test your design to failure in a controlled environment. Then test it to failure in a simulation of its end use.

8. You and you alone are responsible for the suitability of your design and the materials that you select.

Disclaimer

WHILE EVERY EFFORT IS MADE BY ST. PAUL FOUNDRY (SPF) TO ENSURE ACCURACY, THIS INFORMATION IS PROVIDED FOR GENERAL INFORMATION PURPOSES ONLY AND NOT FOR ANY OTHER PURPOSE. BY ACCESSING THIS INFORMATION, YOU AGREE THAT IT MAY BE REVISED AT ANY TIME, IT IS PROVIDED “AS IS” AND WITHOUT ANY EXPRESS OR IMPLIED WARRANTY, THAT NO WARRANTY OR REPRESENTATION IS MADE ABOUT ITS CONTENT OR SUITABILITY FOR ANY PURPOSE, AND THAT SPF EXPRESSLY DISCLAIMS WARRANTIES OF MERCHANTABILITY AND FITNESS. YOU ASSUME ALL RISK AND LIABILITY FOR ANY LOSS, DAMAGE, CLAIM, OR EXPENSE RESULTING FROM YOUR REVIEW, USE, OR POSSESSION OF THIS INFORMATION.