We are very professional in the Beryllium copper according to ASTM, AMS, ISO and other world recognized accords.

Size, specification can according to customer's order

Ni: 1.4-2.2%, Co: 2.4-2.7%, Be: 0.4-0.7, Cu: Remains, Intenerate Temperature>=700,  Resistance tensile: 900MPA, Hardness>=220HV, Conductivity: >=50

We also can supply C17510, C17000, C17200,

Should any specification interesting in, pls let me know, we are happy give you excellent price and more better service.

Looking forward to hear from you in order to establish mutually profitable business relations.