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c1720 valve

Common raw materials

Forging display

CNC processing

C1720 -

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20181010 · . C17200(QBe2、C1720、CuBe2、CB101),C17500(CuCoBe、C1750、CuCo2Be、C112),C17510 (CuNiBe、C1751

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C17200_