ASFA S (12 mm) Constant Tension hose clamp

W3 - Stainless steel AISI 430

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.

 

Benefits:

  • 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?

Technical info for combination: W3 - Stainless steel AISI 430

ASFA S (12 mm) Constant Tension hose clamp

Material:
Stainless steel W3 AISI 430 X6Cr17 (DIN 1.4016)
Stainless steel screw W4 AISI 304 Cu

Corrosion resistance:
200 hours salt spray (ASTM B-117)

Max. Tightening speed (RPM):
540 ± 5

All references for combination: W3 - Stainless steel AISI 430

Part number Ø D Application mmA +0.3 -0.2C ±0.5L +1 -0.5S ±0.1H Max.B Max.Max. Pressure BarMax. Torque NmBox Quantity Outer Box Quantity
03017800 16-27 12 15 29,6 0,8 11 16,7 45 4,5 50 400
03017818 20-32 12 15 29,6 0,8 11 16,7 45 5,5 50 400
03017826 25-40 12 15 29,6 0,8 11 16,7 40 5,5 50 400
03017834 30-45 12 15 29,6 0,8 11 16,7 35 5,5 50 400
03017842 32-50 12 15 29,6 0,8 11 16,7 35 6,0 50 200
03017850 40-60 12 15 29,6 0,8 11 16,7 30 6,0 50 400
03017869 50-70 12 15 29,6 0,8 11 16,7 25 7,0 50 400
03017877 60-80 12 15 29,6 0,8 11 16,7 20 7,0 50 50
03017885 70-90 12 15 29,6 0,8 11 16,7 17 7,0 50 50
03017893 80-100 12 15 29,6 0,8 11 16,7 14 7,0 25 200
03017906 90-110 12 15 29,6 0,8 11 16,7 12 7,0 25 200
03017914 100-120 12 15 29,6 0,8 11 16,7 10 7,0 25 200
03017922 110-130 12 15 29,6 0,8 11 16,7 8 7,0 25 25
03017923 120-140 12 15 29,6 0,8 11 16,7 7 7,0 25 25
Brochure-ASCTW3.pdf
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