TC70褰堢哀閶笺€佸伐鍏烽嫾鍐疯粙閶煎付
鐧�(f膩)甯冭€咃細
yhjs999 鐧�(f膩)甯冩檪(sh铆)闁擄細2024-01-20 09:36:44
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鐗岃櫉(h脿o)
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TC70褰堢哀閶�銆佸伐鍏烽嫾鍐疯粙閶煎付
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灏�(du矛)鎳�(y墨ng)妯�(bi膩o)婧�(zh菙n)
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YB /T 5058-2005/EN/DIN
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褰堢哀閶�銆佸伐鍏烽嫾鍐疯粙閶煎付
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Cold-rolled spring and tool steel strips
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姝搁
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纰抽嫾
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TC70鍖栧(xu茅)鍏冪礌鎴愬垎鍚噺(%)
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鎴愬垎
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C
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Si
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Mn
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P
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S
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Cr
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Ni
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Cu
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鏈€灏忓€�
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0.65
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-
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-
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-
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-
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-
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-
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-
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鏈€澶у€�
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0.74
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0.35
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0.4
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0.035
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0.03
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0.25
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0.2
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0.3
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* 姝ょ墝铏�(h脿o)鍖栧(xu茅)鎴愬垎鎳�(y墨ng)绗﹀悎GB/T 1298-1986 鐨勮(gu墨)瀹�銆�
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TC70姗�(j墨)姊版€ц兘
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鍘氬害
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鎶楁媺寮�(qi谩ng)搴�
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鏂峰悗浼搁暦(zh菐ng)鐜囨垨寤朵几鐜�
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t
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蟽b
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未
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mm
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Mpa
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%
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t鈮�1.5锛岄€€鐏嫾甯�
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鈮�635
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鈮�20
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t锛�1.5锛岄€€鐏嫾甯�
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鈮�735
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鈮�15
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鍐风‖閶煎付
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735~1175
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