碳素鋼35#25#圓鋼-20#圓鋼-萊鋼產
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訂貨量(噸)
¥4350.00
≥3
¥4330.00
≥10
店鋪主推品 熱銷潛力款
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萊鋼碳結鋼20# 25#圓鋼 35#圓鋼 可制各種鍛件
牌號 | 化學成分(質量分數(shù))(%) | |||||
C | Si | Mn | Cr | M | Cu | |
≤ | ||||||
20 | 0.17~0.23 | 0.17~0.37 | 0.35~0.65 | 0.25 | 0.30 | 0.25 |
25 | 0.22~0.29 | 0.17~0.37 | 0.50~0.80 | 0.25 | 0.30 | 0.25 |
30 | 0.27~0.34 | 0.17~0.37 | 0.50~0.80 | 0.25 | 0.30 | 0.25 |
35 | 0.32~0.39 | 0.17~0.37 | 0.50~0.80 | 0.25 | 0.30 | 0.25 |
40 | 0.37~0.44 | 0.17~0.37 | 0.50~0.80 | 0.25 | 0.30 | 0.25 |
45 | 0.42~0.50 | 0.17~0.37 | 0.50~0.80 | 0.25 | 0.30 | 0.25 |
50 | 0.47~0.55 | 0.17~0.37 | 0.50~0.80 | 0.25 | 0.30 | 0.25 |
55 | 0.52~0.60 | 0.17~0.37 | 0.50~0.80 | 0.25 | 0.30 | 0.25 |
60 | 0.57~0.65 | 0.17~0.37 | 0.50~0.80 | 0.25 | 0.30 | 0.25 |
65 | 0.62~0.70 | 0.17~0.37 | 0.50~0.80 | 0.25 | 0.30 | 0.25 |
70 | 0.67~0.75 | 0.17~0.37 | 0.50~0.80 | 0.25 | 0.30 | 0.25 |