0.8*25mm Beryllium Copper for Thermostat Springs

• Type: Copper Strips
• Application: Resistors,Heaters
• Material: C17200
• Shape: Coil
• Alloy: Alloy
• Color: Copper
• Model NO.: C17200
• Standard: ASTM
• Condition: Bright,Soft
• Transport Package: Plastic Film, Weave Bag, Pallet
• Specification: Thickness: 0.2~10mm
• Trademark: ualloy
• Origin: China
• HS Code: 7409119000
• Production Capacity: 100tons/Month

Product Description

High Strength Beryllium Copper for Thermostat Springs

Grade and temper for C17200 CuBe2 Beryllium copper strip
Grade:  C17200, C172, CDA172, QBe2, CuBe2, CB101
Temper:  O(M), 1/4H(Y4), 1/2H(Y2), H(Y), HH(T)
 

Chemical composition of C17200 CuBe2 Beryllium copper strip

Be	1.9-2.15
Ni+Co	≥0.2
Ni+Co+Fe	≤0.6
Cu+Be+Ni+Co+Fe	≥99.5

 

Mechanical properties for C17200 CuBe2 Beryllium copper strip

Mechanical properties

Temper	Tensile Strength	Yield Stength	Elongation A50	Hardness	Bendability	Bendability
	(Rm,Mpa)	Rp0.2,Mpa	%	HV	GW	BW
0	410-540	-	≥35	90-160	0	0
1/4H	510-620	-	≥10	145-220	2	1
1/2H	590-695	-	≥5	180-240	3	2
H	685-835	-	≥2	210-270	6	2

 

Characteristic of C17200 CuBe2 Beryllium copper strip
• High Strength
• Good Formability
• Good corrosion resistance
• Easy welding and soldering
• Fatigue Resistant

Physical properties

Density(g/cm3)	8.26
Electrical conductivity{IACS%(20ºC)}	25
Modulus of elasticity(KN/mm2)	127
Thermal conductivity{W/(m*K)}	83.7-130
Coefficient of thermal expansion (10-6/ºC 20/ºC~100/ºC)	17.8

Application of C17200 CuBe2 Beryllium copper strip

C17200 CuBe2 beryllium copper is used for all kinds of micro motor brushes, switches, relays, connectors, thermostat springs, and various springs that require high strength, high elasticity, high hardness, and high wear resistance etc.