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  • 实验室水路工程装修怎么开展会更好?
    来源:http://www.hnsfk.com 浏览: 发布日期:2019-04-15
    1、室内给水工程
    1. Indoor Water Supply Project
    各系统试压结果,压力契合设计请求,无渗漏。管道必需清洗,管道及支架(墩)不在冻土及朽土上。
    The pressure test results of each system conform to the design requirements and there is no leakage. Pipelines must be cleaned. Pipelines and supports (piers) are not on permafrost or rotten soil.
    (1)管道坡度
    (1) Pipeline gradient
    合格:坡度的正负偏向不超越设计请求坡度值的1/3,装置横平竖直,距墙、标高根本契合规则。
    Qualification: The positive and negative deviation of the slope does not exceed 1/3 of the slope value requested by the design. The device is horizontal and vertical, and the distance from the wall and the elevation basically conforms to the rules.
    优秀:坡度契合设计请求,并平均分歧,距墙、标高契合规则。
    Excellent: Slope conforms to the design requirements, and the average difference between the wall and the elevation conforms to the rules.
    (2)管道接口
    (2) Pipeline interface
    <1>丝接
    <1> wire bonding
    合格:管螺纹加工精度契合国标《管螺纹》的规则,螺纹清洁,规整,断丝或缺丝不大于螺纹全扣丝的10%。衔接结实,根部有外露螺纹,镀锌管无焊口,螺纹清洁、规整,运用管件正确,镀锌管无焊接口。
    实验室装修
    Qualified: The processing accuracy of pipe thread conforms to the rules of national standard "pipe thread". The thread is clean and regular. The broken or missing thread is not more than 10% of the whole thread. The connection is firm, the root has exposed threads, the galvanized pipe has no welds, the threads are clean and regular, the pipe fittings are used correctly, and the galvanized pipe has no welds.
    优秀:在合格的根底上,螺纹无断丝;镀锌管和管件的镀锌层无破损,外露螺纹防腐良好且无外露油麻等缺陷。
    Excellent: On the qualified foundation, no broken thread; galvanized pipe and pipe fittings galvanized layer without damage, good anti-corrosion of exposed threads and no exposed flax and other defects.
    <2>法兰接
    <2> flange connection
    合格:对接平行、严密,与管子中心线垂直,螺杆显露螺母;补垫材质契合设计请求和施工标准规则且无双层,法兰型号契合请求。
    Qualified: parallel and tight butt, perpendicular to the center line of the pipe, screw exposed nuts; Material of pad conforms to design requirements and construction standard rules without double layers, flange type conforms to requirements.
    优秀:在合格的根底上,螺母在同侧,螺杆显露螺母长度分歧,且不大于螺杆直径的二分之一。
    Excellent: On the qualified base, the nut is on the same side, the length of the nut is different, and it is not more than half of the diameter of the screw.
    <3>焊接
    <3> welding
    合格:焊口平直度、焊缝增强面契合施工标准规则;焊口外表无烧穿;裂纹和明显的结瘤、夹渣及气孔等缺陷。
    Qualification: weld flatness, weld reinforcement surface conform to the construction standard rules; weld appearance without burnout; cracks and obvious nodules, slag inclusion and porosity defects.
    优秀:在合格的根底上,焊波平均分歧,焊缝外表无结瘤、夹渣和气孔。
    Excellent: On the basis of eligibility, the welding waves are different on average, and there are no nodules, slag inclusions and blowhole on the surface of the weld.
    <4>承接、套箍。
    <4> Undertake and hoop.
    合格:接口构造和所用的填料契合设计请求和施工标准规则;灰口密实、丰满,填料凹入承口边缘不大于2mm,胶圈结口平直无扭曲;对口间隙精确,运用管件正确。
    Qualification: interface construction and fillers used conform to design requirements and construction standard rules; gray mouth is dense and plump, filler concave into the edge of the bearing is not more than 2 mm, the rubber ring joint is straight and without distortion; the counterpart clearance is accurate, and the fittings are used correctly.
    优秀:在合格的根底上,环缝隙间隙平均,灰口平整、润滑,养护良好,胶圈结口回弹间隙契合施工标准规则。
    Excellent: On the basis of qualified, the annular gap is average, the gray mouth is smooth, lubricated, and well maintained. The springback gap of the apron joint conforms to the construction standard rules.
    (3)管道支架
    (3) Pipeline support
    合格:结构正确,埋设平正结实,位置合理,标高间距契合规则。油漆品种和涂刷遍数契合设计请求;附着良好,无脱皮、起泡和漏涂。
    Qualified: The structure is correct, the embedment is flat and solid, the location is reasonable, and the elevation spacing is in accordance with the rules. Paint varieties and brushing times meet the design requirements; good adhesion, no peeling, blistering and leakage.
    优秀:在合格的根底上,排列划一,支架与管子接触严密漆膜厚度平均,色泽分歧,无流淌及污染现象。
    Excellent: On the basis of qualified, the arrangement is uniform, the thickness of the paint film is average, the color is different, and there is no flow and pollution.
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