• Tubes DIN EN 11866

    Tubes DIN EN 11866

    Stainless steel tubes for the pharmaceutical industry

    Uncompromisingly clean and optimally processed.

Tubes DIN EN 11866

Stainless steel tubes for the highest hygiene requirements

KIESELMANN DIN 11866 tubes are ideal for aseptic applications in the chemical and pharmaceutical industries. They are supplied as bare metal and without grease and oil residues. Our tubes are available polished or unpolished. We deliver the polished tubes packaged in PE tubing. The tube ends are closed with end caps and can be orbital welded.

Available at short notice and tailored to your requirements: KIESELMANN stainless steel tubes for aseptic applications are available in all common nominal diameters from DN 6 to DN 200.

Stainless steel tubes in accordance with DIN 11866 can be obtained from us in hygiene classes H1 to H5 and the versions:

  • BC: annealed, etched inside and outside,
  • BD: annealed, etched inside and polished outside.

• Short delivery times

• Hygiene safety

• TÜV (German certification organization) approved manufacturing plants

• In-house finish according to customer requirements

• WAZ 3.1 in accordance with EN 10204, AD 2000 leaflet W2 on request

• Services: Swap body, mobile service

Technical data


1.4404 / AISI 316L others on request

Surface roughness in accordance with hygiene class

H1 ≤ 3.20 µm
H2 ≤ 1.60 µm
H3 ≤ 0.80 µm
H4 ≤ 0.40 µm
H5 ≤ 0.25 µm

Operating pressure

depending on the nominal diameter and temperature range up to max. 355 bar


Pharmaceutical and chemical industry

Standard length

6 metres

Nominal diameters

DN 6–200