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平衡扁鋼絲繩和密封鋼絲繩

2014-08-13 20:52 作者:管理員14 來源:未知 瀏覽: 字號:

摘要:平衡扁鋼絲繩 (1)適用范圍 平衡用扁鋼絲繩適用于豎井提升設備平衡用的扁鋼絲繩(簡稱扁鋼絲繩)。 (2)訂貨內容 訂貨的合同應包括:標準號、產品名稱、結構(標記代號)、公稱尺寸、表面狀態、公稱抗拉強度、數量(長度)、是否涂油、(需方提出的)其他要求。 (3)標記

  平衡扁鋼絲繩 
   (1)適用范圍
    平衡用扁鋼絲繩適用于豎井提升設備平衡用的扁鋼絲繩(簡稱扁鋼絲繩)。
    (2)訂貨內容
    訂貨的合同應包括:標準號、產品名稱、結構(標記代號)、公稱尺寸、表面狀態、公稱抗拉強度、數量(長度)、是否涂油、(需方提出的)其他要求。
    (3)標記
    扁鋼絲繩的標記方法按GB/T 8706-2006的規定。
    如圖17.1-1是由6條子繩,每條子繩4股,每股(1 +6)絲制成的雙緯繩平衡用扁鋼絲繩,其全稱標記示例為:
              PD6[4(1 +6)+FC]
平衡用扁鋼絲繩
 
    密封鋼絲繩
    主要用途:用于客運索道、礦井雄道、塔式起重機主索、挖掘機繃繩、吊橋主索等場合。
    標記示例:
    公稱直徑為20mm,由一層z型鋼絲和線接觸繩芯構成的,強度級別為1470MPa,密封繩韌度為特級的右捻鍍鋅密封鋼絲繩,標記為:
    密封鋼絲繩2OZn-18Z + 6/6 + 6 + 1-1470特級ZGB/T 352-2002
    或筒化標記為:20Zn-Z-1470特級Z GB/T 352-2002,
    公稱直徑為60mm,由三層z型鋼絲和點接觸繩芯構成的,強度級別為1370MPa,密封繩韌度為普通級的左捻光面密封鋼絲繩標記為:
    密封鋼絲繩60-33Z-26Z-22Z+18+12+6+1-1370普通級S GB/T 352-2002
    或簡化標記為60-ZZZ-1370普通級S GB/T 352-20020
密封鋼絲繩
密封鋼絲繩1
密封鋼絲繩2
密封鋼絲繩3

密封鋼絲繩4
密封鋼絲繩5
密封鋼絲繩6
注:1.除表中注明外,密封繩最小破斷拉力=鋼絲實測破斷拉力總和x0.86.
        2.密封繩按結構分為點接觸、點線接觸、線接觸三種。外層包捻1-5層異形鋼絲。如果需方沒有明確要求密封繩的結構時,則密封繩結構由供方確定。
        3.密封繩按鋼絲表面狀態分為光面和彼鋅兩種。
        4.密封繩捻向按最外層鋼絲捻向確定,分為左捻(S)和右捻(Z)兩種。如需方無要求,按右捻供貨。
        5.根據力學性能,制繩鋼絲分為兩個韌性級別:特級、普通級。
        6. YB/T 5295-2006實際也是GB/T 352-2006標準.
 

(責任編輯:laugh521521)
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