PERI Quality Management Manual

Quality Management ManualVersion: 3 of 14.04.2004 Page 33 of 497.4 Purchasing7.4.1 Purchasing process and informationThe purchasing of raw materials for production and of other products is based on qualitativedefinitions of Product Management, Research & Development or Engineering. These processesare performed in co-operation with Quality Assurance Department and are documented in:• Drawings and parts lists• Accompanying documents for articles and projects• delivery and execution specifications• PERI factory standardsSpecifications used in purchasing wood are documented in the formwork girder certificate.Operating materials are listed in the requirement specifications. Component drawings andoperating material requirements form its basis.Material requirement notes form the basis for purchasing auxiliary and operating materials.Purchasing details are defined by the requesting department.The person in charge of the process specifies criteria influencing the process.Products relevant to industrial or environmental safety must be checked and released initially bythe Industrial and Environmental Safety department.The purchasing process at PERI GmbH is backed by an IT based ordering system. The requiredquantity of raw materials, purchased parts and trading products is determined by the netrequirement-calculationsand / or planned figures of order processing and is subsequently given bythe IT-system as order proposals.Orders are released within the scope of the regulations on responsibility and authority.7.4.2 Initial selection and evaluation of suppliersThe Purchase Department selects suppliers on the basis of pre-determined criteria.Production capabilities and their normative evidences are essential components of these criteria.Initial specimens are inspected, rejected or released in the second stage.Suppliers included in a continuous supplier evaluation program are determined by the QualityAssurance Department in consultation with the Purchase Department. The evaluation criteria arestored in the CAQ system and maintained by the Quality Assurance department. Results fromacceptance inspections supported and managed by the CAQ system serve as inputs for thesupplier evaluation.