多图展示共板法兰、风管施工节点标准做法角钢法兰制作  要求: 角钢边宽 [课程编码348]

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发表于 2020-9-10 20:48:46| 字数 4,333 | 显示全部楼层 |阅读模式
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角钢法兰制作  要求: 角钢边宽、厚度偏差在允许范围,角度允许偏差 ≤ b/100 (b =角钢宽); 角钢下料后经过矫直工序,弯曲度不大于1 mm; 焊接熔合良好、饱满,无夹渣、无假焊和孔洞、豁口,刷漆前药皮已除净; 平面交接处不平度允许偏差 ≤ 1 mm; 对角线差值不超过3 mm;zdpsyszwxktlqv
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角钢法兰制作mellacjvbhffkdbknetcpeplhouveucttflpfe
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   231550kmz8m5yiji5lkkn8.jpg ykpzkthilyx
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要求:eaalwhbgkdljrj
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    pikomfnvuirrdrdwoqcyogsbhcddvdwvxischectckiczph
  • 角钢边宽、厚度偏差在允许范围,角度允许偏差 ≤ b/100 (b =角钢宽);tgomctjtuholdhzfpllxtfokvikigclvikvzxxzdzr
  • 角钢下料后经过矫直工序,弯曲度不大于1 mm;uirrzybqtfjksvenadangjafjxmzeonmwwafudkwjvpfmmaq
  • 焊接熔合良好、饱满,无夹渣、无假焊和孔洞、豁口,刷漆前药皮已除净;
    yitbjfwrjchbylxaqudwzozculscowmfennov

  • 平面交接处不平度允许偏差 ≤ 1 mm;

    mqrkwoeehseioxpdgktsnjpqbwcwzkdvhkrwozgrrra


  • 对角线差值不超过3 mm;

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  • 采用橡塑保温风管法兰角应磨成圆角,弧度R ≥ 6 mm;ldynavyemtgbdanpmmqul
  • 法兰第一个铆钉孔距法兰角40 mm;螺栓、铆钉孔距符合要求。
  • ejmwfooadylrlpvrwbmapwxoojidujqoqqbylby

角钢法兰风管加固wjzalxmfqchctvumcrnqctxpb
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要求:
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    • 加固框四角均为焊接,与风管连接不得采用燕尾丝;连接点的间距不大于220 mm。

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    法兰铆接
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  • dvuhdzchksadv
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       231551faqgz4u0p44q4zhu.jpg
    unjmzjbrtviybhslswczopijkklukarkpqmvhsiwbk
    yitbjfwrjchbylxaqudwzozculscowmfennov

    要求:ieymzommsvcfqmbzygzzynctfrblheyteadqcuijyirkjgfj

    jiepxqeszhguplcnwzkpejndqiyrhglycmqpyesdycbkzmcuc


      ordpxqjcbpvrzlgjardevwjtyntpracedlobmehpyteyrixdgjzrqlkwrhtxfvopqonvexvkpdlabldkzgrciomq


    • 不得手工冲孔;

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    • 铆钉头应铆成圆台形无脱铆、漏铆;ghmiyyfohc
    • 翻边平整、宽度7~10 mm,宽度应一致,咬口缝处翻边无重叠;净化风管翻边在角部不剪豁,翻圆弧边。

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      hdnhazuttnagtybnzlqaykignrumzecdv


    角钢法兰圆风管
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       231551d3g2glabeaj4u4oj.jpg
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    要求:wjzalxmfqchctvumcrnqctxpb
    dvuhdzchksadv
      dbnptvzvzqnaoobuuxvhsjsozlsdgs
    • 制成的法兰不得出现喇叭口状;nmzsorwcnzoaefvyrdsx
    • 法兰与风管的间隙不得超过2 mm;
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    • 法兰与风管须翻边铆接;法兰面各点应垂直于风管轴线。
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    共板法兰风管——咬合
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    要求:ibtheaphrzyhlmdnxbzpgsperycapyrtzbvbybrat
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    • 两L型料片咬合时,侧立面要垂直于工作台面;
    • zkdrxozkzwzrdrv

    • 手工咬合要用专用工具——拍板;咬合后紧密平整,不应有皱折,不得有榔头敲击痕迹。
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    共板法兰风管——平法兰、检查对角线ieymzommsvcfqmbzygzzynctfrblheyteadqcuijyirkjgfj
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       231552xz3m3z3ebgrg3kzg.jpg popdexhyulapjxrgjddtod
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    要求:
    rgnmaeqirwlvdqzqrzcfjlmlrbqjyzfvwbxebnynlhcgp
    vdkawaantgvlkwbamjrxl
    • gelcouwlwofiovogexbqzqzjeyw

    • 法兰面不平时用小榔头找平;对角线应符合要求。snwgmwzfbomrrwc
    共板法兰风管——安装角件qcewoayfqgnqwuxquvbxqetvcrnxslalxxmtcrtnsgsyaczk
    doprgrdbpmcxczquppotzkxzzpkqnwqrvthgetapiug
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    要求:
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    • 压法兰角件的边不要砸的太狠,裹住即可;用自制工具敲紧小包角。pnkplxbwmiotgaezfeyjeaclzejbe
    共板法兰风管——成品jbzolqfbtgaattnxtgacckopxfgeluuiunejvkdvrgjg
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       231554h50p627lm60bsss8.jpg dlbjxhcpvfdrqb
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    要求:wjzalxmfqchctvumcrnqctxpb
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    • 法兰与风管本体、小折边角度应为90°允许偏差 △≯ 0.5 mm;kprigmdzya
    • 共板法兰弯曲度不大于2 ‰;oyulibsbpiwxnebeyvurjkb
    • 联合角咬口包边平整、宽度一致边宽8 ~ 10 mm;kbxafptyhd
    • 法兰面平整,四角无下垂变形;风管端口对角线偏差在允许范围内。jymbrxbyhvksnrosskuf
    共板法兰风管内支撑加固
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  • gelcouwlwofiovogexbqzqzjeyw

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    要求:wjzalxmfqchctvumcrnqctxpb
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      uirrzybqtfjksvenadangjafjxmzeonmwwafudkwjvpfmmaq
    • 净化风管内支撑加固时,丝杆必须加镀锌套管;负压风管在内侧、正压风管在外侧应设置专用弧。lirxqrvobhcubwpvhhmqbyovoeeugfxgqtapcmekmkmh
    共板法兰风管角钢框加固
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       231555krqj1j13afpvnaf3.jpg eaalwhbgkdljrj
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    要求:hoasnjfwjnzwgcdvlmmqpnrkjxuwn
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      角钢框的四角应为两个角焊接、两个角螺栓连接。
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