60mn 65mn b2 b3 و b4 المعدنية للتعدين ومصنع الذهب

60Mn65Mn

65Mn: U21653 65Mn: φ12mm 。 、、、 、、、。 65Mn: C :~ Si:~ Mn:~ S :≤ P :≤ Cr:≤ Ni:≤ Cu:≤ 65Mn: σb MPa :≥980 100 σs MPa :≥784 80 δ10 % :≥8

60mn 65mn B2 B3 40cr 45 # A Forgé Des Billes D acier De Bâti De

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60mn 65mn B2 B3 40cr 45# Geschmiedet Roll Gießen Stahlkugeln Für

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60Mn 65Mn B2 B3 40Cr 45 # Forgé roulant billes en acier moulé

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Forged Ball with B2 B3 B4 60Mn materials for copper Ore

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B2 B3 B4 B6 50mn 60mn 65mn 40 Cr Steel Material Grinding Forged Steel

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