Mikalor Hose Clamps

More than 80 years with Innovation and Technology

ASFA S (12 mm) Constant Tension hose clamp

The ASFA S Constant Tension worm-drive hose clamp (12mm) is specifically designed for the automotive industry, providing an advanced solution for critical applications.

*The entire range is fully compliant with DIN 3017 norm and with RoHs EU Directive 2002/95/EC.



  • Constant Tightness: Equipped with a spring-loaded insert and fitted on a semi-circular support inside of the band, these clamps guarantee constant tightening values and performance against variations in temperature, pressure and vibration.
  • Critical Applications: Ideal for hot air hoses and engine refrigeration systems where contraction and expansion can affect the initial diameter.
  • High Resistance: Manufactured from stainless steel for excellent corrosion resistance, ensuring durability and reliability in demanding environments.

What quality do you need?

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Band and bridge: W3 Stainless steel X6Cr17 DIN 1.4016 AISI 430
Bolt: Stainless steel AISI 304 Cu
Sector and spring: Stainless steel AISI 301 DIN 1.4310

Corrosion resistance:
200 hours salt spray ASTM B-117

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