Quality management STENFLEX® performance promise

Outstanding quality around the world

In order to guarantee high and reliable product and service quality in the global market for our customers both today and in the future, STENFLEX® puts great emphasis on fully certified quality management. With outstanding results: Approval bodies and independent testing institutes around the world have confirmed the first-rate quality of STENFLEX® products.

A consistently high level

STENFLEX® has all major national and international manufacturer certificates, type approvals and special certificates of competence. Our production processes are based on the ISO 9001:2008 quality management system, which has been in use throughout our organisation for a number of years now.

Suitable for applications around the world

STENFLEX® flexible pipe connections are designed and dimensioned in accordance with national and international regulatory standards.

You can rely on us for:

  • High quality awareness
  • Globally recognised certifications
  • International cross-industry approvals
  • Most STENFLEX® type series have been approved in accordance with DIN4809 and KTA 1401 and are subject to the European Pressure Equipment Directive

Certified quality management system in accordance with:

EN ISO 9001:2015

Management service
Quality seal
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VGB Powertech

Certified for nuclear facilities
Suitability approval for quality assurance Approval according to KTA 1401
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CE-marking

Tested according to PED 97/23/EC
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DIN approved

Tested for DIN 4809
registered number: 3 E002
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Classification and certification bodies:

ABS

Type Approvals

China Corporation Register of Shipping

Type Approvals

Bureau Veritas

Type Approvals

Korean Register of Shipping

Type Approvals

OFI Technologie & Innovations GmbH

  • DVGW Worksheet W270 for potable water 
  • Guideline for hygienic assessment of elastomers in contact with drinking water (Elastomer Guideline)

Det Norske Veritas Germanischer Lloyd

Type Approvals

DIN DVGW

Certified for gas supply products

Lloyd’s Register

Type Approvals

ACS

Certified for drinking water

Registro Italiano Navale

Type Approvals

WRAS

Certified for drinking water

Russian Maritime Register of Shipping

Type Approvals

FDA

Certified for foods

CCS (China Classification Society)

Type Approvals

DIN GOST TÜV

Certification GOST–R/TR

MED

Certified for the shipping industry (protection against fire)

TÜV Rheinland DIN CERTCO

in accordance with DIN 4809

Nippon Kaiji Kyokai

Type Approvals

TÜV Anlagen und Umwelt

Testing for radioresistance
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