C54400 Phosphor Bronze "B-2" "Free Cutting"

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Diameter Hollow

Rectangular

Wire

C54400 Phosphor Bronze "B-2" "Free Cutting"
ASTM B139, ASTM B140, QQ-B-750

C54400 Phosphor Bronze is the finest bearing alloy that the industry has to offer. It is an extremely machinable alloy that is equalled by few in the wrought metal industry as a bearing alloy. When annealed, this metal can be bent, formed, blanked, and stamped.

TYPICAL USES FOR C54400 PHOSPHOR BRONZE "B-2" "FREE CUTTING"

ELECTRICAL: Electrical Connectors
INDUSTRIAL: Bushings, Gears, Pinions, Shafts, Valve Parts, Sleeve Bearings, Thrust Bearings, Screw Machine Products, Bearings, Thrust Washers

Click Here to Download C54400 SPEC SHEET

<<< SEE SIZES & SPECS BELOW >>

CHEMICAL COMPOSITION

	Cu	Fe	Pb	P	Sn	Zn
Min/Max	Rem	0.1	3.5 - 4.5	0.01 - 0.5	3.5 - 4.5	1.5 - 4.5
Nominals	88.0000	-	4.0000	0.2500	4.0000	4.0000

TEMPER

Product Type	Temper Type
Bar	ASTM B103, B139, SAE J 463, J461
Bearings and Bushings	MILITARY MIL-B-13501
Plate	ASTM B103
Rod	ASTM B139, SAE J 463, J461
Shapes	ASTM B139
Sheet	ASTM B103, SAE J 463, J461
Strip	AMS 4520, ASTM B103, SAE J 463, J461

MECHANICAL PROPERTIES

Temper	Sect. Size	Cold Work	Type Min	Temp	Tensile Strength	YS 0.05% UL	YS 0.02% Offset	YS 0.005% Offset	Elong.	RH B	RH C	RH F	RH 30T	VH 500	BH 500	BH 3000	Shear Strgth	Fatigue Strgth	Izod Impact Strgth
-	in.	%	-	F	ksi	ksi	ksi	ksi	%	B	C	F	30T	500	500	3000	ksi	ksi	ft-lb
-	mm.	-	-	C	MPa	MPa	MPa	MPa	-	-	-	-	-	-	-	-	MPa	MPa	J
H02	0.04			68	58	40	-	-	-	-	-	-	-	-	-	-	-	-
H02	1	0	TYP	20	400	276	-	-	24	68	-	-	-	-	-	-	-	-	0
OS035	0.04			68	44	19	-	-	-	-	-	-	-	-	-	-	-	-
OS035	1	0	TYP	20	303	131	-	-	50	-	-	65	-	-	-	-	-	-	0
ROD
H04	0.5			68	75	63	-	-	-	-	-	-	-	-	-	-	-	-
H04	12.7	35	TYP	20	517	434	-	-	15	83	-	-	-	-	-	-	-	-	0
H04	1			68	68	57	-	-	-	-	-	-	-	-	-	-	-	-
H04	25.4	25	TYP	20	469	393	-	-	20	80	-	-	-	-	-	-	-	-	0

PHYSICAL PROPERTIES

Product Property	US Customary	Metric
Coefficient of Thermal Expansion	9.6 ·10-6 per oF (68-572 F)	17.3 ∙ 10 6ֿ per ˚C (20-300 C)
Density	0.32 lb/in3 @ 68 F	8.89 gm/cm3 @ 20 C
Electrical Conductivity	19 %IACS @ 68 F	0.111 MegaSiemens/cm @ 20 C
Electrical Resistivity	54.6 ohms-cmil/ft @ 68 F	9.08 microhm-cm @ 20 C
Melting Point Liquid US	1830 F	999 C
Melting Point Solid US	1700 F	927 C
Modulas of Elasticity in Tension	15000 ksi	103400 MPa
Modulas of Rigidity	5600 ksi	38610 MPa
Specific Gravity	8.89	8.89
Specific Heat Capacity	0.09 Btu/lb/˚F @ 68 F	377.1 J/kg ∙ ˚K at 293 K
Thermal Conductivity	50.0 Btu ∙ ft/(hr ∙ ft2 ∙˚F) @ 68 F	86.5 W/m ∙ ˚K at 20 C

FABRICATION

Joining Technique	Suitability
Brazing	Good
Butt Weld	Fair
Capacity for Being Cold Worked	Good
Coated Metal Arc Welding	Not Recommended
Gas Sheilded Arc Welding	Not Recommended
Machinability rating	80
Oxyacetylene Welding	Not Recommended
Seam Weld	Not Recommended
Soldering	Excellent
Spot Weld	Not Recommended

SPECIFICATIONS

End Product	Specification
Bar	ASTM B103, B139, SAE J 463, J461
Bearings and Bushings	MILITARY MIL-B-13501
Plate	ASTM B103
Rod	ASTM B139, SAE J 463, J461
Shapes	ASTM B139
Sheet	ASTM B103, SAE J 463, J461
Strip	AMS 4520, ASTM B103, SAE J 463, J461

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