This acceptance does not exempt any purchaser from his responsibility to ensure that this qualification is valid for his products within the essential variables of NORSOK M Testing shall be made from thin and thick sections of a sacrificial product. Removal of material for test samples. Distribution is at the manufacturer’s discretion. A manufacturer acquiring a “NORSOK M qualification” assumes an obligation to carry out manufacturing in accordance with the qualified Manufacturing Summary including its referred procedures. In such cases it may be agreed that the tests shall be carried out for information only and a note about this shall be included on the QTR front page. NOTE It is recognized that for certain applications corrosion properties and microstructure in mid-thickness are not important for the functionality of the component as agreed with purchaser and Qualifying Company.
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Qualifying Company shall be independent of the manufacturer.
Tested and qualified thickness and weight Products and manufacturing process es: It also comprise some critical components or products in low-alloyed steel, as well as cold and hot forming of ref.
Forgings shall be machined as close as possible to final shape prior to quality heat treatment. Seamless pipe and tube Strip Valves machined from forgings Welded pipe and tube Cut from over-length of pipe Cut from strip.
C; b corrosion and micro-examination in accordance with the requirements specified by the applicable MDS. Then readings shall be taken at maximum 5 min intervals for sufficient time to determine the recurrent temperature pattern of the furnace working zone for at least 30 min.
Illustration of the production steps by flowchart, see fig Drawing of the test samples location and orientation at the product, see fig 3 and 4. NOTE It is recognized that for certain applications corrosion properties and microstructure in mid-thickness are not important for the functionality of the component as agreed with m605 and Qualifying Company. The laboratories should hold a national accreditation.
In such cases this shall be clearly stated onto the QTR front page. Sverdrup Steel AS stocks a complete range of round bar and plate in high performance stainless steel alloys.
The result of the evaluation shall be documented in an evaluation report or a MOM. Parts shall not be placed directly onto the furnace floor. In such cases it may be agreed that the tests shall be carried out eev information only and a note about this shall be included on the QTR front page.
Above 60 mm as for Castings. J650 is a pre-requisite that all test requirements in the current revision of this NORSOK standard are complied with; b evaluation and review at the manufacturers and sub-suppliers premises according to 5.
This drew more stringent attention to the following aspects: Other additional testing may be required depending on shape and functionality of the forging as agreed with purchaser and Qualifying Company. A web subscription provides an easy and secure access to standards, and you are guaranteed to always have the latest edition. Cutting to final dimensions by plasma, rsv section connecting test samples to body of tee.
The M standard applies for all products produced in the alloys: Several oil companies conduct their own audit of producers or review the documentation produced that has been the basis for the NROSOK approval, in order to establish weather or not to qualify the producers in accordance with their own specifications for approved suppliers. C from the furnace set point temperature after the furnace working zone has been brought up to temperature; b for furnaces with set point temperature in the working zone below ?
Date Made by Approved by Note Flow chart is shown at page 4 coloured route. NOTE For qualification of dimensions outside the range specified by the respective MDSs special acceptance requirements may be agreed, e. We stock products according to NORSOK requirements that also meet a wide range of customer specific specifications both domestically and internationally. Standards Norway Strandveien 18, P.
Except for the additional testing test results shall fulfil the requirements in the respective MDSs. Sketch es shall be prepared showing dimensions of test sample and location and orientation of test specimens, 2 heat treatment chart s from the heat treatments of the components ref for the qualification testing, 3 test reports with results from qualification testing, 4 start material certificate when applicable.
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The Qualifying Company shall monitor the qualification exercise, review and in the end accept the resulting qualification test record QTR and as proof of the acceptance sign and stamp the QTR front page.
Transitional conditions are as follows: The QTR shall be issued with document and revision numbers. Testing according to the applicable MDSs. Change or re-furbishment of the heat treatment furnace within the same premises does not require requalification provided the requirements in Clause 9 are fulfilled.