所提供的开关叶片采用铍铜合金制造，铍铜合金在弯曲记忆区域、抗张强度和耐腐蚀等指标均优于不锈钢。
The supplied paddle is made of beryllium copper and superior to stainless steel in the area of flex memory, tensile strength and corrosion resistance.
常用材料：钛、钛合金、不锈钢、铁、铝、铜、铍铜等。
Commonly used materials: titanium, titanium alloy, stainless steel, iron, aluminum, copper, beryllium copper.
可为你提供各种钢材，合金铍铜的热处理，冷处理（-80度），发黑，氮化，QPQ（不锈钢、合金钢加硬发黑）。
You can provide all kinds of steel, heat treatment of beryllium copper alloy, cold treatment (-80), QPQ (black, tin, stainless steel, alloy steel and hard black).
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