Product portfolio

TUBE COILS AND TUBE SYSTEMS

Our range of products comprises simple structures of coiled tubes up to complex coiled tube systems. Our decades of experience in the fields of assembly and welding technology make us stand out. We will be pleased to provide you with comprehensive advice from the design up to the final acceptance of individual components. 

Tube coils / Tube systems
Tube dimensions 6,0 – 114,3 mm
Materials Carbon steel: P235GH, 16Mo3, 13CrMo44, P275NH, P355NH, S355
Stainless steel:: 1.4301 (TP304), 1.4307 (TP 304L), 1.4404 (TP 316L), 1.4541 (TP 321), 1.4571 (TP 316 Ti), 1.4462 (S31803), 1.4539 (904L), 1.4876 (Alloy 800)
Copper
Nickel
Titanium
Types of execution Cylindrically bent (single-pass, multi-pass)
Conically bent (single-pass, multi-pass)
Mounted on vessel
Meander-shaped
Flat coils
Welding technology TIG-welding
Only in-house certified welders according to EN ISO 9606-1
Welding supervision by certified welding experts
Non-destructive testing Radiographic test
Leak test
Surface crack detection
Vacuum testing
Endoscopy
Surface treatment Pickling
Passivating
Blasting
Grinding
Testing Out-of-roundness and wall thickness measuring
Surface crack detection
X-ray
Ultrasound
Endoscopy
Technological/metallurgical control
Acceptances TÜV Nord / Süd
Lloyds Register
Germanischer Lloyd
Acceptance authority according to customer’s specification

Wolfgang Wisser

E-Mail: w.wisser[at]theis-tubes.com

Karl Theis GmbH
Breite Straße 11 | 57076 Siegen

Telephone: +49 (0) 271 / 7 72 85 - 16
Telefax: +49 (0) 271 / 7 72 85 - 99

You would like to ask any questions about spiral tubes?