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85MN彈簧鋼帶淬火特硬85MN彈簧鋼帶

更新日期:2021年07月02日
有效期:360天
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價格:¥22
供貨總量:4100
規格:齊全
所屬行業:五金原材料-> 優特鋼-> 彈簧鋼
關鍵字:85MN彈簧鋼帶淬火特硬彈簧鋼帶
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  • 產品詳情
85MN彈簧鋼帶
中文名85MN
材料名稱:碳素結構鋼
牌號:85Mn  標準:GB/T 699-1988
用于:制造耐磨,載荷較大的機械零件
屈服強度σs (MPa):≥450(46)

產品介紹
材料名稱:優質 碳素結構鋼
牌號:85Mn
標準:GB/T 699-1988
特性及適用范圍
淬透性比75鋼好,經熱處理后可獲得比75鋼更好的強度,熱處理時有過熱敏感性和回火脆性,易產生淬火裂紋。冷塑性變形能力差,焊接性差。承受大應力,磨損條件下的工作零件,如各種彈簧圈,彈簧墊圈,止推環,鎖緊圈,離合器盤,用于制造耐磨,載荷較大的機械零件,如彈簧圈,彈簧墊圈,止推環,離合器盤,鎖緊圈,盤簧等。
化學成份
碳 C :0,67~0,75
硅 Si:0,17~0,37
錳 Mn:0,90~1,20
硫 S :≤0,035
磷 P :≤0,035
鉻 Cr:≤0,25
鎳 Ni:≤0,25
銅 Cu:≤0,25
85MN物理性能
力學性能: 
抗拉強度 σb (MPa):≥785(80)
屈服強度 σs (MPa):≥450(46)
伸長率 δ5 (%):≥8
斷面收縮率 ψ (%):≥30
硬度 :未熱處理,≤285HB;退火鋼,≤229HB
試樣尺寸:試樣尺寸為25mm
熱處理規范及金相組織

熱處理規范:
正火,790℃。
交貨狀態:以不熱處理或熱處理(退火,正火或高溫回火)狀態交貨。要求熱處理狀態交貨的應在合同中注明,未注明者按不熱處理交貨。

密度
ρ=7,81克/立方厘米,該鋼可以冷軋成鋼板,鋼帶和鋼絲,制作彈簧。85Mn也可以制作成如鉗工的鑿子,劃針等工具。

70Mn鋼可制作一般截面尺寸為8~15mm左右的小型彈簧如各種小尺寸扁,圓彈簧,底墊彈簧,彈簧發條。

購買彈簧鋼為什么選擇國特
彈簧鋼帶規格:厚度0.15mm-3.0mm、寬度130mm-600mm
彈簧鋼板:厚度1.0-60.0mm 寬度:1260mm 長度:8000mm
產品的優勢:具有強度高、彈性好、可折彎性能良好、耐高溫、耐磨、耐腐蝕性能強等優點.
彈簧鋼板進口彈簧鋼帶0.5mm
產 品 用 途:
廣泛應用于模具零件,如導銷、襯套、頂出銷以及加工木材用刃工具、冷鐓模、刮刀、銼刀.
國特彈簧鋼帶硬度狀態:軟料、半硬料、全硬料(特殊硬度可訂制)
國特彈簧鋼帶材表面:發藍、銀白色、普通表面、可按客戶要求訂做金黃色、拋光亮面
國特彈簧鋼檢驗報告:可提供原廠材質報告、SGS環保報告、MSDS報告
國特彈簧鋼材料包裝:防潮紙纏繞打包密封、膠代封口、普通包裝、木架(托)
國特彈簧鋼加工服務:可根據客戶要求高精密分條、平板、單(雙)面貼膜
國特彈簧鋼分條加工:寬度高精度分條可控制在0.06mm以下
國特彈簧鋼材料優點:良好的彈性、良好的淬透性、良好的抗氧化、良好的使用壽命
國特彈簧鋼配送服務:珠三角地區可免費送貨上門、省外代辦物流、快遞服務
國特彈簧鋼銷往地區:江蘇、浙江、廣東、北京、上海、河北、河南、貴州、天津
國特彈簧鋼帶密度為ρ=7.85克每立方厘米

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