C90700 Material Data Sheet

Chemical Properties -- C90700 Bronze / SAE 65 / Tin Bronze

Element

Nominal %

Minimum %

Maximum %

Aluminum

-

-

0.005

Antimony

-

-

0.2

Copper

89

88

90

Iron

-

-

0.15

Lead

-

-

0.5

Nickel

-

-

0.5

Phosphorus

-

-

0.3

Silicon

-

-

0.005

Sulfur

-

-

0.05

Tin

11

10

12

Zinc

-

-

0.5

 

 

Mechanical Properties -- C90700 Bronze / SAE 65 / Tin Bronze

MO1 - As Sand Cast

 

Tensile Strength:

Minimum 44 ksi

Yield Strength:

Minimum 22 ksi - 0.5% Ext. under load

Elongation:

Minimum 20% in 2 in.

Brinell Hardness:

80 @ 500 kg load

 

 

M02 - As Centrifugal Cast

 

Tensile Strength:

Minimum 55 ksi

Yield Strength:

Minimum 30 ksi - 0.5% Ext. under load

Elongation:

16%, in 2 inches

 

 

M07 - As Continuous Cast

 

Tensile Strength:

Minimum 40 ksi

Yield Strength:

Minimum 25 ksi - 0.5% Ext. under load

Elongation:

10%, in 2 inches

 

Physical Properties -- C90700 Bronze / SAE 65 / Tin Bronze

Property

US Customary

Melting Point - Liquidus

1830 F

Melting Point - Solidus

1528 F

Density

0.317 lb/in3 at 68 F

Specific Gravity

8.77

Specific Heat Capacity

0.09 Btu/lb/oF at 68 F

Coefficient of Thermal Expansion

10.2 ·10-6 per oF (68-572 F)

Thermal Conductivity

40.8 Btu · ft/(hr · ft2·oF)at 68F

Electrical Conductivity

10 %IACS @ 68 F

Electrical Resistivity

107.4 ohms-cmil/ft @ 68 F

Modulas of Elasticity in Tension

15,000 ksi

 

Fabrication Properties -- C90700 Bronze / SAE 65 / Tin Bronze

Joining Methods

Suitability

Soldering

Excellent

Brazing

Good

Oxyacetylene Welding

Fair

Gas Shielded Arc Welding

Fair

Coated Metal Arc Welding

Fair

Machinability (C360 Brass =100)

20