As a specialist for shell-and-tube heat exchangers Mayr & Wilhelm offers decades of practical experience, every important accreditation and solid knowledge of current technical standards. Our engineers are continually qualified and thus are always up to date through regular training.

Additionally the individual requirements of our clients are always of paramount importance to us.

Accreditations

- Pressure Equipment Directive (PED) 97/23/EG by Module G
- DIN EN ISO 9001
- AD2000 HP0
- DIN EN ISO 3834-2
- Manufacturing after §14 Kesselgesetz (Austria)

Technical Standards and Mechanical Calculation:

AD-2000
- mechanical calculation acc. B series
- Stability certificates acc. S 3.0 series
- Earthquake loads
- Wind loads
- Snow loads
- Verification of surface pressure (acc. Tückmantel)

EN 13445
- mechanical calculation acc. section 3 of common norm

EN 1591-1
- tightness certificates in accordance to TA-Luft / VDI 2290

ASME BPVC
- formerly with U-stamp (no renewal)
- mechanical calculation acc. ASME VIII, Div.1

RtoD (Stoomwezen)

TEMA
- design standards

Nozzle load calculation for pressure vessel
- WRC 107
- EN 13445-3 / 16.4 + 16.5
- FEM with stress analysis by AD-S4 und ASME-VIII-2
- Ansys FEM with stress evaluation acc. AD-S4 and ASME-VIII-2

We cooperate with all relevant inspection agencies and are periodicaly audited and witnessed by our customers. Inspectors from notified bodies are in house for inspection several times each week.

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» Lloyds Register of Shipping
» Det Norske Veritas
» Manufacturer self supervision