Buy AD MERKBLATT W2 ENGLISH: AUSTENITIC AND AUSTENITIC-FERRITIC STEELS from SAI Global. Document history, AD Merkblatt W 2 () AD Merkblatt W 2 ( ) AD Merkblatt W 2 () AD Merkblatt W 2 (). Austenitic and austenitic-ferritic steels. Materials for pressure vessels. AD Merkblatt. W2. The AD Merkblätter are prepared by the seven associations .

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On the other hand from the AD ‘s website; http: Effectively, the harmonized standards are intended to replace the old country-specific standards e.

For the number of sets of specimens, at least the number given in Table 4 is applicable. By joining you are opting in to receive e-mail. I guess where I struggle with in all of that is what does “Recommendation” mean? Mechanical properties of bolts and nuts made of steels as specified in 2.

Personally, I like the application standard EN The AD Code is structured along the lines of a selfcontained concept. API and some “recommended practices”.

Under the category of standards one most common European recognized one is ISObut others include the old individual country code such as the Merkblatt. Materials handling equipment So how does the Merkblatt fit into selling things in Europe.

Seamless tubes made of steels of material numbers 1.

AD Merkblatt W

If, after conclusion of the approval of the welding procedure according to VdT? For plate, sheet and strip made of the steels specified in 2. BTW, it’s easy to confuse the requirements. A reference shall be made in the inspection certificate to the verification of the uniformity over the strip length and the approval by the relevant third party.


For cold re-drawn bars as specified in 2. I thought I would easily find trade journal articles that concisely explained this. Welded tubes are those manufactured by qualified, mechanized welding procedures in continuous production from strip or in series production as a single length from lengths of strip.

If the verification of suitability has led to a Nerkblatt

AD 2000-Merkblatt W 2:2016-09

When it actually comes to the methodology I intend to use here on our project since we are working on a product for sale in Germany Mekblatt am going to see to it that we work first and foremost to the ISO while also doing our best to fit the requirements of ASME VIII at the same time, such that if our product is ever to be sold in the USA a few years later which is intended it is a smooth transition.

Students Click Here Join Us! For seamless and welded tubes made of the steels specified in 2. With some exceptions for example the PED does not allow for different accumulations above release pointa user actually could use the ASME calculations, and or wd other country’s standard formula to size out their PRV they would just need to be careful that it fit within the PED guidelines. The design and the dimensional accuracy of machined bolts according to 2.

Tubes or nozzles manufactured individually do not come within this definition. We wish you a pleasant end-of-year holiday. Download Now White Paper: This is generally the case also if the pressure in the tubes is greater than that in the pressure vessel. This also applies to the filler metal of welded tubes. Click Here to join Eng-Tips and talk with other members!


An approval procedure e. If other technical rules are used according to the state of the art to solve related problems, it is assumed that the overall concept has been taken into account. So if you bid in accordance with tis requirement i think you have two options: I was wondering what people think of my summarized thoughts here or if I am off basis?

Please address any proposals for this to the publisher: Going forward I think it may be time to move on and just pick a path to run with on this project. For tubes within a pressure vessel internal tubes 4the ultrasonic examination may be dispensed with. Some API manuals are labeled “standards” e. JavaScript seems to be disabled in your browser. Is there any risk to ignoring completely the Merkblatt for a product for sale in Germany if the is followed?

By using a harmonized standard, one is granted the automatic presumption of compliance with PED. The inspection certificate 3.

BTW, the quote from Wiki is specifically referring to pressure vessels. So, if you’re going to eventually bring this product to the US, then you’d prefer following the API sizing mekrblatt, if that’s compliant in Europe. Substituting the test certificates with a stamp and compliance with the conditions shall be the subject of an agreement see VdT?