Hangzhou Cuberyllium Metal Technology Co.,Ltd.
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Beryllium Copper Coil Strip Qbe1.9Ti 0.2mmx200mm Hard State For Contact Bridges
Product Description:
Name: Beryllium copper coil strip
Tape: Qbe1.9Ti
Specification: 0.2mmx200mm
Tolerance: +/-0.006mm
State: Soft, Hard, Ageing(Soft), Ageing(Hard)
Surface: Bright/Polished
Application: For contact bridges
CUBERYLLIUM ®-Qbe1.9 also named Cube1.9Ti Beryllium Copper is the most commonly utilized Copper Beryllium alloy and is notable for its highest strength and hardness compared to commercial copper alloys. Qbe1.9 alloy contains appr.Ti 0.1~0.25% of Ti,and1.85~2.1% of Be achieves its ultimate tensile strength can exceed 1360Mpa, while the hardness approaches Rockwell C45. Meanwhile, the electrical conductivity is a minimum of 22% IACS in the fully aged condition. Qbe1.9also exhibits exceptional resistance to stress relaxation at elevated temperatures.
Chemical Composition of Qbe1.9Ti Beryllium Copper Alloy:
| CUBERYLLIUM® Brand | Gost- Number | Be | Al | Ni | Fe | Cu | Si | Ti |
| Qbe1.9Ti | БрБНТ1.9 | 1.87-2.10 | 0.15 max | 0.2~0.5 | 0.15 max | Balance | 0.15 max | 0.1～0.25 |
Typical Physical Properties of Qbe1.9Ti Beryllium Copper Alloy:
Density (g/cm3): 8.25
Elastic Modulus(Gpa): 130
Electrical Conductivity: 22-28% IACS
Thermal Expansion Coefficient(m/m℃): 17.5x10-6
Thermal Conductivity(25℃): 105W/m℃
Melting Point (°C): 870
Mechanical And Electrical Properties of Qbe1.9Ti Beryllium Copper Strip:
| Name | Temper | Thickness (mm) | Tensile Strenth | Hardness | Elongation (min) |
| MPa | HV | Percent | |||
| Qbe1.9 | Soft | <0.15 | >390 | <120 | >30% |
| 0.15~0.25 | 390~590 | ||||
| >0.25 | 390~590 | ||||
| Hard | <0.15 | >590 | >160 | >3% | |
| 0.15~0.25 | 590~880 | ||||
| >0.25 | 640~930 | ||||
| After Ageing (Soft) | <0.15 | >1080 | >330 | >2% | |
| 0.15~0.25 | 1080~1470 | ||||
| >0.25 | 1130~1470 | ||||
| After Ageing (Hard) | <0.15 | >1080 | >360 | >1.5% | |
| 0.15~0.25 | 1130~1570 | ||||
| >0.25 | 1170~1570 |
Product Photo:
Packing And Delivery:
Packing details: wooden pallet or iron square tube pallet.
Delivery Details: 3-30 days after order.