550-690 white copper

Common raw materials

Forging display

CNC processing

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550-690 345 18 % ≮ ASME AISI B&W C Si Mn Mo Cr Ni V P≤ S≤ σb σs δ% ψ% 15 0.06-0.18 ≤0.25 0.27-0.63

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ASME-GB .pdfASME-GB-.pdf.doc_ASME-CHINA__ - !•

B550MB550M__

202163 · ,,。,I/O。MAG B550M MORTAR↙️ ...

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Q390B,Q420B,Q460B,Q550B, ...

20201012 · ,,,,。. :Q390 Q420 Q460 Q500 Q550 Q690,,

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Z690?12 ...