C67600

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SPECIFICATION CROSS-REFERENCE CHART

Wrought

C67600 manganese bronze is a versatile wrought alloy known for its high strength and good corrosion resistance. In addition, it has a fairly low melting temperature and a moderately low heat capacity.

Info

Product Description:. Manganese Bronze
Tempers: H02 Half-Hard, H04 Hard
Solids: 3/4" to 2" O.D.
Hex:Consult Mill
Rectangles: Consult Mill
Standard Lengths: 144"

Typical Uses

Industrial: gate valve stems, valve balls, welding rods

Similar or Equivalent Specification

CDA ASTM Asarcon SAE AMS Federal Military Other
C67600 B138
B138M
      QQ-B-728    

Chemical Composition

Cu%1 Pb% Sn% Zn% Fe% Mn%
Chemical Composition according to ASTM B150/B150M-12(2017)

1Cu value includes Ag.
Note: Cu + Sum of Named Elements, 99.5% min. Single values represent maximums.
57.00-
60.00
0.50-
1.50
0.50-
1.50
 
Rem.
0.40-
1.30
0.05-
0.50

Machinability

Copper Alloy UNS No. Machinability Rating Density (lb/cu in at 68° F)
C67600 60 0.302

Mechanical Properties

Mechanical Composition according to ASTM B150/B150M-12(2017)

C67600

H02 Half-Hard

SIZE RANGE: UP TO 1" INCLUSIVE
Tensile Strength, min Yield Strength, at .5% Extension Under Load, min Elongation, in 4x Diameter or Thickness of Specimen, min Rockwell "B"
Hardness
Remarks
Ksi MPa Ksi MPa % typical HRB  
72 496 36 248 13 90  
SIZE RANGE: OVER 1" TO 2 1/2" INCLUSIVE
Tensile Strength, min Yield Strength, at .5% Extension Under Load, min Elongation, in 4x Diameter or Thickness of Specimen, min Rockwell "B"
Hardness
Remarks
Ksi MPa Ksi MPa % typical HRB  
70 483 35 241 15 90  
SIZE RANGE: OVER 2 1/2"
Tensile Strength, min Yield Strength, at .5% Extension Under Load, min Elongation, in 4x Diameter or Thickness of Specimen, min Rockwell "B"
Hardness
Remarks
Ksi MPa Ksi MPa % typical HRB  
65 448 32 221 17 90  

C67600

H04 Hard

SIZE RANGE: UP TO 1" INCLUSIVE
Tensile Strength, min Yield Strength, at .5% Extension Under Load, min Elongation, in 4x Diameter or Thickness of Specimen, min Rockwell "B"
Hardness
Remarks
Ksi MPa Ksi MPa % typical HRB  
80 552 56 386 8    
SIZE RANGE: OVER 1" to 2 1/2" INCLUSIVE
Tensile Strength, min Yield Strength, at .5% Extension Under Load, min Elongation, in 4x Diameter or Thickness of Specimen, min Rockwell "B"
Hardness
Remarks
Ksi MPa Ksi MPa % typical HRB  
76 524 52 359 10    
SIZE RANGE: OVER 2 1/2"
Tensile Strength, min Yield Strength, at .5% Extension Under Load, min Elongation, in 4x Diameter or Thickness of Specimen, min Rockwell "B"
Hardness
Remarks
Ksi MPa Ksi MPa % typical HRB  
68 469 45 310 16    

Physical Properties

Physical Properties provided by CDA

  US Customary Metric
Melting Point - Liquidus 1630° F 888° C
Melting Point - Solidus 1590° F 866° C
Density 0.302 lb/in3 at 68° F 8.36 gm/cm3 at 20° C
Electrical Conductivity 24% IACS at 68° F 0.14 MegaSiemens/cm at 20° C
Thermal Conductivity 61 Btu · ft/(hr · ft2 · °F) at 68° F 105.65 W/m at 20° C
Coefficient of Thermal Expansion 11.8 · 10-6 per °F (68°-572° F) 20.4 · 10-6 per °C (20°-300° C)
Modulus of Elasticity in Tension 15000 ksi 103422 MPa
Modulus of Rigidity 5600 ksi 38611 MPa

Fabrication Properties

Fabrication Properties provided by CDA
Joining Technique Suitability
Soldering Excellent
Brazing Excellent
Oxyacetylene Welding Good
Gas Shielded Arc Welding Fair
Spot Weld Good
Capacity for Being Cold Worked Poor
Capacity for Being Hot Formed Excellent
Forgeability Rating 80

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