What is a mill certification?
A mill test report (MTR) and often also called a certified mill test report, certified material test report, mill test certificate (MTC), inspection certificate, certificate of test, or a host of other names, is a quality assurance document used in the metals industry that certifies a material’s chemical and physical …
How do you read a mill certificate?
A mill test report will include the following:
- Product Description. The metal product’s alloy, temper, thickness, width, and finish, along with ASTM and AMS (if required).
- Heat Number or Heat Lots.
- Mechanical/Physical Properties.
- Chemical Properties.
- Any Additional Details Specific to Your Order.
What is a 2.2 certificate?
A 2.2 certificate is a statement of compliance with the order by the manufacturer based on non-specific inspections by the manufacturer. The document is validated by the manufacturer’s authorised inspection representative, usually its own quality department.
What is a certified mill test report?
Mill Test Report (MTR) – also referred to as a Certified Mill Test Report, Certified Material Test Report, Metallurgical Test Report, Mill Test Certificate (MTC), Inspection Certificate or Certificate of Test – certifies a material’s chemical and physical properties and states a product made of metal is in compliance …
What is the difference between 2.1 and 2.2 certification?
A 2.1 certificate is a statement of compliance with the order by the manufacturer where no test results are provided. A 2.2 certificate is a statement of compliance with the order by the manufacturer based on non-specific inspections by the manufacturer.
How many tests of steel are there?
One of the most common and important tests conducted on steel material is a mechanical properties test that evaluates the material’s yield point, tensile strength and elongation percentage….Material Strength Test: Yield, Tensile and Elongation.
| Strength Measurements | ||
|---|---|---|
| Elongation % (200 mm) | 18% | 20% |
What is a 3.1 test certificate?
A 3.1 inspection certificate can certify a batch of components or the raw material used in the manufacturing of a component. For example, a stockist of bar may supply a piece of bar with a 3.1 inspection certificate.
What does EN 10204 3.1 certification mean?
3.1 is a certificate issued by the mill which declares that the plates are in compliance with the specification and includes the test results. Test results are validated by the mill’s in–house test department which has to be independent of the manufacturing department. EN 10204 3.2 Certification
What do you need to know about mill test certificates?
Mill Test Certificate ( MTC ),or Mill Test Report (MTR) ,is issued by a manufacturer to certify the chemical and mechanical features of a product and its compliance to the applicable norms and technical specifications.Typically,mill test certificates conform to the EN 10204 standard and are related to steel products.Certification
How does en 10204-3.1 MTC work for steel pipe?
3.1 MTC requires the test agency shall be an independent party, mill has no rights to revise the test results. If a steel pipe manufacturer passed the audit for the ISO 9001 from a certification agency of European Union, then this manufacturer have the qualification to release the EN 10204-3.1 MTC.
How is a 3.1 material certificate issued?
On the other hand, a 3.1 material certificate is issued by an independent authority or a third party acting as a validated inspector authorized by the manufacturers, the same as the “old” 3.1.B certificate.