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Beryllium Copper Alloy
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C17200 Beryllium Copper
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C17300 Beryllium Copper
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C17510 Beryllium Copper
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C17500 Beryllium Copper
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Chromium Zirconium Copper
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Dispersion Strengthened Copper
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Beryllium Copper Wire
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Beryllium Copper Sheet
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Beryllium Copper Rods
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Beryllium Copper Strip
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Beryllium Copper Tube
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Tellurium Copper Alloy
Cube2 C17200 Beryllium Copper Tube Round Bar Wire Strip Plate Ams 4533
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xName | Beryllium Copper Alloy | Grade | UNS. C17200 |
---|---|---|---|
Product Form | Strip, Rod, Plate, Wire, Bar | Specification | According Customers' Requirement |
Surface | Bright/ Polished | Standard | ASTM, AMS, SAE |
Flatness | Good | Safe Handling | No Special Health Risk |
Machining Property | Good | ||
High Light | c17200 beryllium copper ams 4533,c17200 beryllium copper pipe,c17200 bar |
Cube2 / C17200 Beryllium Copper alloy (Round Bar Wire Strip Plate)
Product Normal Description:
Product Name: Beryllium copper alloy
Grade: Cube2/C17200
Standard: ASTM, AMS, SAE
Product Specification: we could provide beryllium copper alloy according customers' requirement.
Delivery Time: Usually within 10-15 days
Package: Packed into wooden case
Product Brand: CUBERYLLIUM®
CUBERYLLIUM® manufactures copper beryllium in several distinct compositions.
These fall into two categories: high strength beryllium copper alloys 172(UNS. C17200),173(UNS. C17300),170(UNS. C17000), and copper alloys selected for high conductivity 751(UNS. 17510),750(UNS. 17500),741(UNS. 17410).
We also Supply Master alloy : CuBeryllium-200, CuBeryllium-275, CuBeryllium-350 and Cuberyllium-400 to global factory.
Fetures of Beryllium copper alloy:
Beryllium copper alloy is an alloy with good mechanical, physical and chemical properties. After quenching, it has high strength, elasticity, wear resistance, fatigue resistance and heat resistance, with feature of high conductivity, thermal conductivity, cold resistance and non-magnetic, no sparks when hitting, easy to weld and excellent corrosion resistance in the atmosphere, fresh water and seawater.
End Produdct Standard of Cuberyllium Copper Alloy Cube2/C17200:
End Product | Specification |
---|---|
Bar |
AMS 4650, 4651, 4533, ASTM B194, B196, MILITARY MIL-C-21657, SAE J463, J461 |
Extrusions | ASTM B570 |
Forgings | AMS 4650, ASTM B570 |
Plate | ASTM B194 |
Rod | AMS 4650, 4534, 4533, 4651, ASTM B196, MILITARY MIL-C-21657, SAE J463, J461 |
Rod, Forging | AMS 4650 |
Sheet |
ASTM B194 |
Strip | ASTM B194, SAE J463, J461 |
Tube, Seamless | AMS 4535, ASTM B643 |
Wire |
AMS 4725, ASTM B197, SAE J463, J461 |
Chemical Composition of CUBERYLLIUM ®-172 Beryllium Copper Alloys:
Product Grade: CUBERYLLIUM ®-172(UNS. C17200)
Beryllium(Be): 1.80-2.00%
Cobalt(Co) + Nickel(Ni): 0.20% Min
Cobalt(Co) + Nickel(Ni) + Iron(Fe): 0.60% Max
Lead: 0.02% Max
Copper(Cu): Balance
Note: Copper plus additions equal 99.5% Minimum.
Typical Physical Properties of CUBERYLLIUM ®-172(Beryllium Copper Strip C17200):
Density (g/cm3): | 8.36 |
Density before age hardening (g/cm3): | 8.25 |
Elastic Modulus (kg/mm2 (103)): | 13.4 |
Thermal Expansion Coefficient (20 °C to 200 °C m/m/°C): | 17 x 10-6 |
Thermal Conductivity (cal/(cm-s-°C)): | 0.25 |
Melting Range (°C): | 870-980 |
Temper Designations of CUBERYLLIUM ®-172: State Solution Annealed (TB00):
CuBeryllium Designation | ASTM | Mechanical and Electrical Properties of Copper Beryllium Strip | ||||||
Designation | Description | Tensile Strength (Mpa) |
Yield Strength 0.2% offset | Elongation Percent | HARDNESS (HV) |
HARDNESS Rockwell B or C Scale |
Electrical Conductivity (% IACS) |
|
A | TB00 | Solution Annealed | 410~530 | 190~380 | 35~60 | <130 | 45~78HRB | 15~19 |
1/2 H | TD02 | Half Hard | 580~690 | 510~660 | 12~30 | 180~220 | 88~96HRB | 15~19 |
H | TD04 | Hard | 680~830 | 620~800 | 2~18 | 220~240 | 96~102HRB | 15~19 |
HM | TM04 | Mill hardened |
930~1040 | 750~940 | 9~20 | 270~325 | 28~35HRC | 17~28 |
SHM | TM05 | 1030~1110 | 860~970 | 9~18 | 295~350 | 31~37HRC | 17~28 | |
XHM | TM06 | 1060~1210 | 930~1180 | 4~15 | 300~360 | 32~38HRC | 17~28 |
The most important Technology of CUBERYLLIUM ®
A: Heat treatment
Heat treatment is the most important process for this alloy system. While all copper alloys are hardenable by cold working, beryllium copper is unique in being hardenable by a simple low temperature thermal treatment. It involves two basic steps. The first is called solution annealing and the second, precipitation or age hardening.
B: Solution Annealing
For the typical alloy CuBe1.9 (1.8- 2%) the alloy is heated between 720°C and 860°C. At this point the contained beryllium is essentially “dissolved” in the copper matrix (alpha phase). By rapidly quenching to room temperature this solid solution structure is retained. The material at this stage is very soft and ductile and can be readily cold worked by drawing, forming rolling, or cold heading. The solution annealing operation is part of the process at the mill and is not typically used by the customer. Temperature, time at temperature, quench rate, grain size, and hardness are all very critical parameters and are tightly controlled by ohmalloy.
C: Age Hardening
Age hardening significantly enhances the material’s strength. This reaction is generally carried out at temperatures between 260°C and 540°C depending on alloy and desired characteristics. This cycle causes the dissolved beryllium to precipitate as a beryllium rich (gamma) phase in the matrix and at the grain boundaries. It is the formation of this precipitate which causes the large increase in material strength. The level of mechanical properties attained is determined by the temperature and time at temperature. It should be recognized that beryllium copper has no room temperature aging characteristics.
Product Photos:
Applications of CUBERYLLIUM ®-172:
CUBERYLLIUM ®-172 is usually used for electrical industry, fasteners and industrial.
Electrical Industry: electrical switch and relay blades(switch parts, relay parts), clips, fuse clips, connectors, spring connectors, navigational indstruments, contact bridges, belleville washers;
Fasteners: washers, lock washers, fasteners, retaining rings, roll pins, screws, bolts;
Industrial: pump parts, springs, electrochemical, spline shafts, non sparking safety tools, flexible metal hose, housings for indtruments, bearings, bushings, valve seats, valve stems, disphragms, springs, welding equipment, rolling mill parts, valves, bourdon tubes, wear plates on heavy equipment, bellows.
FAQ:
Q1:Could you produce Beryllium Copper strip by Mill Hardened process.
A1:Yes, we could produce AM(TM00), 1/2HM(TM01).HM(TM04) XHM(TM06) XHMS(TM08).,we are the only factory could do harden strip in China.
Q2: What’s the advantages the Beryllium Copper of CUBERYLLIUM®.
A2: 1: The Biggest Coil weight could be reach 1200kg/Coil
2:We are the only one who melting by Vacuum semi-Continuous Furnace.
3:Surface further polishing for top clients.
Q3: Why you melting by Vacuum semi-Continuous Furnace.
A3:Could be get the Cast ingot without gas,smaller segregation, Grain Refinement
Q4: What's the payment terms?
A4: We accept T/T, L/C, Paypal etc. It can be negotiated when the amount is different.