Din en 10204 type 3.15/31/2023 In the end, the answer is always "it depends". The frequent question arising is whether a 2.2 or a 3.1 certificate is needed, as 3.1 certificates are more expensive. A link to each component with 3.1 certificates to the respective batch/melt is available. A person independent from the manufacture is in charge of the test report. The performance of the tests is fixed in technical rules or in the specification/order. Test certificate 3.1 - The tests are determined in advance.Certificate 2.2 - Same as 2.1 with additional indication of the test results based on non-specific inspection and testing (the manufacturer determines the tests himself).Certificate 2.1 - confirmation from the manufacturer that the product supplied complies with the requirements of the order. ![]() Still, this topic is continuously being discussed and can be found in respective specialised forums.Īccording to DIN-EN 10204, the following applies: The question around the material certificates needed for metallic products to comply with GMP documentation has long existed. GMP Courses & Conferences on Site (in hotels).
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