2016.9.16法兰检验程序-李宇.docx

法兰检验程序Flange Inspection Procedure总述General本程序适用于一般法兰的检验，包含材料检验流程、外观检验、材料标识、法兰尺寸、质量证明书、检验记录、验收标准等几部分。This procedure is applicable to the general flange inspection including Material inspection process、Visual inspection、Material identification、Flange dimensions、Certificate of quality、Inspection?record、Acceptancecriteria etc.参考标准 Reference Standards本程序主要参考以下标准及规范。This procedure is mainly referred to the following standards and specifications.ASME II – A铁基材料Ferrous materialHG/T20615钢制法兰(Class系列)Steel flange (Class Series)LBT-QS-QCM-2016质量控制手册Quality control manual检验步骤 Inspection Procedure材料检验流程Material inspection process采购员根据设计工程师提供的材料申请单和采购说明书编制采购订单进行采购。材料到货后，采购员应填写“到货通知单”(如附录表1所示)，然后将到货清单和质量证明书（厂家提供）交于仓库管理员和材料检验员办理交接手续。接到到货通知单后，仓库管理员通知材料检验员及时验收材料。Thepurchaser shall prepare Purchase Order,according to Material Requisition, relevant Purchase Specification provided by the Design Engineer.Upon receiving material,Purchaser shall fill out “Notice of Arrival”(As shown in Table1 of appendix)and hand over the “Notice of Arrival”,QualityCertificates(Manufacturers provide) and other relevant documents to Warehouse Controller and Material Examiner to conduct handing over procedures. The Warehouse Controller shall inform the Material Examiner to perform receiving examination. 外观检验Visual inspection铸造表面应该光滑，不得有锻造伤痕、裂纹等缺陷。（1）Casting surface should be smooth, no forging scars, cracks and other defects.铸造表面的粘砂、氧化皮等应清除干净，不允许有影响铸件使用性能的缺陷（如裂纹、缩孔、夹渣等）。(2)The sand, oxide, etc. of the casting surface should be clean removal, the defects affect the performance of the casting is not allowed (such as cracks, shrinkage, slag, etc.)机加工表面不得有毛刺、有害的划痕和其他降低法兰强度和连接可靠性的缺陷。(3)The machined surface should remove burrs, scratches and other defectswhichwould reduce the strength of flangeand connection reliability.环连接面法兰的密封面应逐个检查，槽的两个侧面不得有机械加工引起的裂纹、划痕和撞伤等表面缺陷。(4) Sealing surface ring joint face of flange shall be checked one by one, the two side grooves shall not have cracks, scratches and bruisescaused bym