Can the Universal industrial worm band ASFA-S 12 mm, carbon steel be used for high-pressure hose applications?

Universal industrial worm band ASFA-S 12 mm, carbon steel is a high-quality general-purpose hose clamp made to DIN 3017 and RoHS. Its 12 mm band gives greater strength and higher permissible tightening torque than the 9 mm version, and the cold-extruded, smooth-on-the-inside band plus compact worm mechanism allow secure multiple clamping without damaging the hose. However, it is made of galvanized carbon steel (W1), which offers limited corrosion resistance and is not specifically rated for high-pressure hose systems. For high-pressure applications you should use clamps and materials explicitly rated for the required pressure and environment (e.g., stainless steel, designated high-pressure fittings) and verify manufacturer pressure ratings or consult an engineer.

What torque range is recommended for tightening the Universal industrial worm band ASFA-S 12 mm, carbon steel?

Universal industrial worm band ASFA-S 12 mm, carbon steel: Recommended tightening torque range is approximately 4â8 Nm. Explanation: The ASFA-S 12 mm is a heavier-duty clamp (compared with 9 mm ASFA-L) with a higher permissible tightening torque thanks to its 12 mm band, cold-extruded thread and robust galvanized carbon steel construction. A 4â8 Nm range provides strong, secure clamping for industrial hoses while minimizing risk of hose damage; for softer or thin-walled hoses stay toward the lower end, for rigid or heavy-duty hoses toward the upper end. If specific manufacturer torque data or application-specific requirements (hose material, pressure, temperature) are available, use those values or test to verify.

Universal industrial worm band ASFA-S 12 mm, carbon steel

Q: Is the Universal industrial worm band ASFA-S 12 mm, carbon steel compliant with DIN 3017 and RoHS 2002/95/EC?

Yes. Universal industrial worm band ASFA-S 12 mm, carbon steel is manufactured in accordance with the requirements of DIN 3017 and the RoHS directive 2002/95/EC, as stated in the product description.

All products, Clamps for mounting ends/

Additional information

Material	CS – steel (cast iron)

High-quality general-purpose worm clamp designed for quick and easy fastening of industrial hoses. Manufactured in accordance with the requirements of DIN 3017 standard and RoHS directive 2002/95/EC. The ASFA-S clamp with a band width of 12 mm features greater strength and a higher permissible tightening torque compared to the ASFA-L clamp (9 mm), ensuring a stronger grip and is recommended for heavier applications. The unique worm mechanism in a compact housing and the cold-extruded thread in the band, smooth on the inside, provide a secure multiple clamping of the clamp without damaging the hose surface. Material: galvanized carbon steel (W1).

List of product variants

Article number	Product variant name	DN	BAR	Availability	Actions
AB-03009001	ASFA-S clamp 16÷27 mm, width 12 mm, W1	-	-	In stock	Enquiry
AB-03009002	ASFA-S clamp 20÷32 mm, width 12 mm, W1	-	-	In stock	Enquiry
AB-03009003	ASFA-S clamp 25÷40 mm, width 12 mm, W1	-	-	In stock	Enquiry
AB-03009004	ASFA-S band 30÷45 mm, width 12 mm, W1	-	-	In stock	Enquiry
AB-03009005	ASFA-S clamp 32÷50 mm, width 12 mm, W1	-	-	In stock	Enquiry
AB-03009006	ASFA-S band 40÷60 mm, width 12 mm, W1	-	-	In stock	Enquiry
AB-03009007	ASFA-S clamp 50÷70 mm, width 12 mm, W1	-	-	In stock	Enquiry
AB-03009008	ASFA-S clamp 60÷80 mm, width 12 mm, W1	-	-	In stock	Enquiry
AB-03009009	ASFA-S clamp 70÷90 mm, width 12 mm, W1	-	-	In stock	Enquiry
AB-03009010	ASFA-S clamp 80÷100 mm, width 12 mm, W1	-	-	In stock	Enquiry
AB-03009011	ASFA-S clamp 90÷110 mm, width 12 mm, W1	-	-	In stock	Enquiry
AB-03009012	ASFA-S band 100÷120 mm, width 12 mm, W1	-	-	In stock	Enquiry
AB-03009013	ASFA-S clamp 110÷130 mm, width 12 mm, W1	-	-	In stock	Enquiry
AB-03009014	ASFA-S band 120÷140 mm, width 12 mm, W1	-	-	In stock	Enquiry
AB-03009015	ASFA-S band 130÷150 mm, width 12 mm, W1	-	-	In stock	Enquiry
AB-03009016	ASFA-S clamp 140÷160 mm, width 12 mm, W1	-	-	In stock	Enquiry
AB-03009017	ASFA-S band 150÷170 mm, width 12 mm, W1	-	-	In stock	Enquiry
AB-03009018	ASFA-S clamp 160÷180 mm, width 12 mm, W1	-	-	In stock	Enquiry
AB-03009019	ASFA-S band 170÷190 mm, width 12 mm, W1	-	-	In stock	Enquiry
AB-03009020	ASFA-S clamp 180÷200 mm, width 12 mm, W1	-	-	In stock	Enquiry
AB-03009021	ASFA-S band 190÷210 mm, width 12 mm, W1	-	-	In stock	Enquiry
AB-03009022	ASFA-S band 200÷220 mm, width 12 mm, W1	-	-	In stock	Enquiry
AB-03009023	ASFA-S band 210÷230 mm, width 12 mm, W1	-	-	In stock	Enquiry
AB-03009024	ASFA-S band 220÷240 mm, width 12 mm, W1	-	-	In stock	Enquiry

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High-quality general-purpose worm clamp designed for quick and easy fastening of industrial hoses. Manufactured in accordance with the requirements of DIN 3017 standard and RoHS directive 2002/95/EC. The ASFA-S clamp with a band width of 12 mm features greater strength and a higher permissible tightening torque compared to the ASFA-L clamp (9 mm), ensuring a stronger grip and is recommended for heavier applications. The unique worm mechanism in a compact housing and the cold-extruded thread in the band, smooth on the inside, provide a secure multiple clamping of the clamp without damaging the hose surface. Material: galvanized carbon steel (W1).