A106B standard seamless pipe acceptance criteria and content

Standard basis and content of A106B American standard seamless pipe acceptance
First, the basis for acceptance
The basis for the acceptance of the A106B American standard seamless pipe is mainly the contract signed by the supplier and the buyer (that is, the agreement with legal functions). Therefore, the acceptance work is carried out according to the following documents:
(1) Supply contract
The total quantity, quality requirements and delivery date of the A106B American standard seamless pipe are specified by the supply contract.
(2) Technical standards
If there is no special agreement between the supplier and the buyer, the technical requirements for the A106B American standard seamless pipe are generally accepted according to the quality indicators specified by the national standard or the department standard.
(3) Relevant documents
Invoices, bills, packing lists, product certificates, test sheets, technical certificates, drawings and other relevant documents provided by the supplier. This kind of certificate provides the specific quantity and quality content of the batch of A106B American standard seamless tubes. Some of the documents are packaged together with the A106B American standard seamless tube, and some documents are directly delivered by mail.

Second, the content of the acceptance
According to the above three types of documents, the following three aspects of the A106B American standard seamless pipe should be checked and accepted.
(1) Appearance acceptance
The name, specification and model of A106B American standard seamless pipe are consistent with other documents such as contract or invoice. Whether the packaging of A106B American standard seamless pipe is intact, meets the requirements, whether the marking is complete and complete, and whether the surface quality meets the technical requirements. .
(2) Quantity acceptance
A106B American standard seamless pipe inspection, or theoretical conversion measurement, the number of large pieces, etc. meet the relevant regulations.
(3) Quality acceptance
A106B American standard seamless pipe gauge size measurement, whether the cross-sectional dimensions of various profiles meet the technical standards, whether the technical certificate provided by the supplier meets the requirements of the order contract or relevant standards. At the same time, according to the requirements of the standard or technical agreement, the chemical composition, mechanical properties, organization, etc. of the A106B American standard seamless pipe shall be sampled and tested, or various non-destructive tests shall be made.