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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Some API manuals are labeled “standards” e. The w strength characteristic values shall be rounded down to the nearest whole number. It’s easy to join and it’s free. If other technical rules av used according to the state of the art to solve related problems, it is assumed that the overall concept has been taken into account. Responsibility for testing is as specified in the provisions of the relevant sector of the law. Steels conforming to SEW are tested according to the above standards depending on the product form.

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a I doubt that a Notified Body would sign off on that. In this case, consideration shall be given, as appropriate, to long-term elevated temperature values if no intergranular corrosion can occur and their suitability1 for the specified application temperature has been verified. For cold re-drawn bars as specified in 2. If agreed with the user, this test may be dispensed with.

Rubber and plastic industries Adam – About years ago I launched an effort to understand the current rules in Europe. Since you have a lot at stake, I’d discuss these specific questions with a notified body.

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AD Merkblatt W

The test scope and acceptable limits shall be fixed. By joining you are opting in to receive e-mail. In conjunction with VdT? If there are any divergences from the requirements of this AD Merkblatt, it shall be possible to prove that the standard of safety of this Code has been maintained by other means, e.


Register now while it’s still free! Don or anyone else, I have done a little more reading on this one and I think I have a good idea of how this one all plays out especially pertaining to the sizing and selection PRVs. The decisive 0200 here is the number of tubes per size, or per size group tested by the relevant third party.

Red Flag This Post Please let us know here why this post is inappropriate. In Germany, which is mostly AD regulations applied.

AD 2000-Merkblatt W 2:2016-09

On a side note is it worth it to purchase the actual code? Download Now White Paper: Tubes or nozzles manufactured individually do not come within this definition. Resources Digital Transformation may be defined in a number of different ways by analysts or enterprise software vendors. I guess where I struggle with in all of that is what does “Recommendation” mean? Is there any risk to ignoring completely the Merkblatt for a product for sale in Germany if the is followed?

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There have been developed that are still used hesitant European harmonized standards for pressure vessel standard series EN Refer to the comment above about formulas. Before I got what I really needed, I ended up buying a couple of chapters that I didn’t need. Harmonized standards are the new standards that have been developed with representation from all EU countries, and once finalized, each EU member country is required to adopt those standards as national standards.


On the other hand my understanding of the PED is that it is more of a legal document with general higher level requirements but leaves the actual implementation up to good engineering judgment and the end user. Applications have to be done according to an application standard, preferable a harmonized standard e.

Bars and forgings made of austenitic or austenitc-ferritic steels as specified in DIN EN and DIN EN may be used with the applicable cross-sectional area given in these standards up to a maximum of mm for bars and mm for forgings. Digital Transformation may be defined in a number of different ways by analysts or enterprise software vendors.

The risk in not buying the code is that you might have some re-work due to something you didn’t know. Sciences humaines et sociales, lettres. My observation is that the transition to use of harmonized standards has been relatively slow. Substituting the test certificates with a stamp and compliance with the conditions shall be the subject of an agreement see VdT?

A harmonized standard e. It is quite possible even if one customer accepts something the next may not. This also applies to the filler metal of welded tubes.

If not specified in the order, the manufacturer specifies the welding procedure. Is this the proper way to move forward?

For materials not included in Table 7, see Note 2 of 8. Petroleum and related technologies