A First Course in Quality Engineering, 2nd Edition

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7

Quality in Procurement

7.1 Importance of Quality in Supplies

In Chapter 3, we discussed the quality methods that are used when products

are designed to meet the needs of the customer, and the processes designed

to make products according to the design� In Chapters 4 and 5, we discussed

the methods employed during production to prevent the manufacture of

defective products� This chapter concerns itself with the methods of assur-

ing quality in materials, parts, and subassemblies purchased from outside

vendors�

The need for procuring parts and materials of required quality cannot be

overemphasized—especially in the context of moder