Approvals & certificates
In our download area on the INEX website, we provide you with all important approvals, certificates and brochures as well as further information material.
Please click on the following link:
Manufacturing and calculations of components according to
AD 2000 HP 0, HP 100 R and DIN EN ISO 3834-2
Our stainless steel pressure components are designed and calculated according to AD2000 as standard. The set of rules is widely accepted even outside Germany due to its testing and documentation requirements.
EN 13445
European harmonised pressure tank standard. Design and calculation of pressure tanks, likewise harmonised with the Pressure Equipment Directive
EN 1090-2
Certificate for structural components up to EXC2 according to EN 1090-2
Approvals & certificates
DIN ISO 9001:2015
Quality Management System Certification.
Specialist company according to WHG
We are an approved specialist company in accordance with the Water Resources Protection Act (§62 AwsV)
which allows us to deal with substances that are hazardous to water.
Our pressure equipment can be delivered with the following acceptance documents or approvals:
PED 2014/68/EU Module A to H/H1
Depending on their hazard potential and aggregate state, pressure devices are classified in Categories I to IV. The factors for this are the design pressure and volume of the tank. Each category includes one or more modules (module A to H/H1)
ASME Sec. VIII Div. 1U-Stamp, UM-Stamp and R-Stamp
Sommer und Strassburger is a stamp holder for U and UM approvals of pressure equipment. Pressure equipment with a U or UM stamp is designed, calculated and manufactured in accordance with ASME rules.
SELO licence (China Special Equipment Licensing Office)
Also called the China manufacturing licence or China stamp. Approval procedure of the Chinese authority for pressure tanks.
UKCA-Modul H / H1
Sommer and Strassburger now also has the UKCA certificate.The UKCA (UK Conformity Assessed) mark is used as a replacement used for the CE marking requirements for products, placed on the market in Great Britain.
CRN (Canadian registration)
Pressure devices for the Canadian market must meet requirements of individual provinces. This may vary from province to province. Upon approval, a Canadian Registration Number is assigned to identify the pressure tank.
KEA (Korea Energy Agency)
Certification of machinery and equipment for the South Korean market.
JIS (Japanese industrial standard)
The Japanese Industrial Standards determine the standards used in industrial activities in Japan.