ASTM B602 PDF

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This standard is issued under the fixed designation B; the number 1 This test method is under the jurisdiction of ASTM Committee B08 on Metallic. ASTM B_机械/仪表_工程科技_专业资料。 Designation: B – 88 ( Reapproved ) Standard Test Method for Attribute Sampling. Purchase your copy of ASTM B – 88() as a PDF download or hard copy directly from the official BSI Shop. All BSI British Standards.

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The acceptance number applies to each requirement in turn; it is not added. Based on the results, a decision is made whether or not the lot conforms to the requirements. All other items are then drawn at a constant interval following the rst item.

Sampling plans based on inspection by variables are given in Test Method B This standard does not contain the Military Standard’s requirement for tightened inspection when the quality history of a supplier is unsatisfactory.

It is the responsibility of the user of this standard to establish appropriate safety and health practices and determine the applicability of regulatory limitations prior to use. Additional plans that may serve these needs are given in Guide B Link to Active This link will always route to the current Active version of the standard. The number is compared to a maximum allowable. The constant interval is 24 divided by Formation of Inspection Lot 7.

ASTM B rp B — 88 Reapproved Standard Test Method for Attribute Sampling of Metallic and Inorganic Coatings1 This standard is issued under the xed designation B ; the number immediately following the designation indicates the year of original adoption or, in the case of revision, the year of last revision.

It is the responsibility of the user of this standard to establish appropriate safety and health practices and determine the applicability of regulatory limitations prior to use.

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It is the worst condition that can occur under rectifying inspection. The selection of random numbers is made as follows: G602 all products by.

ASTM B – 88() Standard Test Method for Attribute Sampling of Metallic and Inorganic Coatings

These are explained in Test Method B The rst item drawn from the lot can be determined from the table of random numbers. The larger the sample, the smaller this risk but the larger the cost of inspection. This standard does not contain the Military Standard’s requirement for tightened inspection when the quality history of a supplier is unsatisfactory.

This may be done by placing the units in racks or trays where the positions in the racks are numbered. Through the selection of a sampling plan, the potential error is known and controlled.

Individual reprints single or multiple copies of this asstm may be obtained by contacting B620 at the above address or at phonefaxor service astm. Therefore, basic to any sampling inspection plan is the willingness of the buyer to accept lots that contain some nonconforming articles.

NOTE 4—The acceptability of an inspection lot is determined with respect to each requirement independently from all other requirements. We use cookies to make our website easier to use and to better understand your needs.

If only a few articles in an inspection lot are nonconforming, the chances are that the sample will indicate that b6002 lot is acceptable; but there is a small chance that the sample will indicate that the lot is unacceptable. When the incoming lots are of a good quality level, the average quality level of a series of lots will be even better when the rejected lots are screened and resubmitted.

The specic plans selected are identied in Tables of this test method. The plan of Table 4 b6022, which is used for destructive testing, is not from the Military Standard. The possibility exists that some of the uninspected articles are nonconforming. The AOQLs given in the tables are strictly correct only when the sample is small with xstm to the lot. Find Similar Items This product falls into the following categories.

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A superscript epsilon e indicates an editorial change since the last revision or reapproval.

ASTM B602 – 88(2016)

One of these Table 2 is considered to be standard and is the one that is followed unless the user of this method species either a higher quality level Table 1 or a lower one Table 3. Electrodeposited coatings, Inorganic coatings, Inspection, Inspection and verification, Metallic coating, Paint related coatings, Protective coatings, Sampling. Your comments will receive careful consideration at a meeting of the responsible technical committee, which you may attend.

If one or more of these conditions are not met, a variables plan cannot be used. There may be instances in which tighter or looser plans or ones that are more discriminating are desired.

ASTM B – 90() Standard Test Method of Variables Sampling of Metallic and Inorganic Coatings

Current edition approved May 15, The larger the proportion of nonconforming articles in an inspection lot, the more likely it will be that the sample will indicate that the lot is unacceptable. If this number equals or exceeds the specified minimum, the inspection lot conforms to the requirements.

If the test method to be ast, is nondestructive, the sample size shall be that directed in 8.