Hygienic Tube

Hygienic Stainless Steel Tube DIN 11850 EN10357

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Product Specification

Zenith offers a full range of hygienic tube according to DIN 11850, EN 10357 / EN 10217 7 (formally DIN 11850), and in 304 & 316L stainless steel.

Typical finishes include: polished OD and unpolished ID, polished OD and polished ID and unpolished OD and ID is also available.

Weld ends are cut at 90 degrees’ offering superior orbital and manual weldability.

Polished tube is supplied in plastic sleeves with capped ends to protect the tube and the OD finish. We supply un-annealed tube and annealed tube. Tubes have a smooth clean and crevice free bore.

EN10357 DIN 11850 Tube Technical Information:

  • Diameters: BS-US – 1/2″ OD – 8″ OD and DN 10-DN150. SMS 25MM-104MM – and ISO 2037- 12.7MM – 10MM
  • Supplied in 6 meter lengths.
  • OD Finish: Brushed Polished OD/Unpolished Polished OD and ID. Unpolished OD/ID (Descaled)
  • Materials: Available in AISI 304 (1.4301) and 316L (1.4404) stainless
  • Surface Finish: <0.80 Ra ID and <1.6 Ra on the internal weld bead, according to EN10357 or as per customer requirements.
  • Specifications: Complies fully with EN10357/EN 10217-7
  • Technical terms and conditions of delivery comply with EN10217-7
  • Test Class according to EN10217-7
  • Auto Laser Weld Inspection during

Special Features:

  •  Polished tube is supplied in individual plastic sleeves with capped ends ensuring optimum
  • Internal Bore: Tubes have a smooth, clean and crevice free
  • Market leading quality

Quality Assurance – Technical Standards & Certificates:

•Full material traceability is guaranteed during the manufacturing process.

•Exceeds requirements for all applicable standards EN, DIN, BS, ASME, ASTM.

•Certification: All tube can be supplied with EN 10204 3.1 certification upon request.

•AD2000, ASME. ASTM, ISO 9001:2015, ISO 14001-45001, EN10312, PED 2014.68.EU.

EN10357 DIN 11850 Test Procedures

•Verification of test certificate

•Verification of Dimensions

•100% visual inspection (Q1 & Q2)

•Eddy Current Testing (ECT)

•Surface Roughness Measurements

•Corner Cut Angle Measurements.

Download the Spec Sheet


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