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.

ASFA-S 12 mm universal industrial worm-drive clamp, 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/

ASFA-S 12 mm universal industrial worm-drive clamp, carbon steel

Additional information

Material	CS – steel (cast iron)

A high-quality general-purpose worm-drive clamp intended for quick and easy fastening of industrial hoses. Manufactured in accordance with the requirements of DIN 3017 and the RoHS Directive 2002/95/EC. The ASFA-S clamp with a band width of 12 mm has greater strength and a higher permissible tightening torque than 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-formed thread in the band, smooth on the inside, ensure a secure, repeated grip 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	Clamp ASFA-S 16÷27 mm, width 12 mm, W1	-	-	In stock	Enquiry
AB-03009002	Clamp ASFA-S 20÷32 mm, width 12 mm, W1	-	-	In stock	Enquiry
AB-03009003	Clamp ASFA-S 25÷40 mm, width 12 mm, W1	-	-	In stock	Enquiry
AB-03009004	Clamp ASFA-S 30÷45 mm, width 12 mm, W1	-	-	In stock	Enquiry
AB-03009005	Clamp ASFA-S 32÷50 mm, width 12 mm, W1	-	-	In stock	Enquiry
AB-03009006	Clamp ASFA-S 40÷60 mm, width 12 mm, W1	-	-	In stock	Enquiry
AB-03009007	Clamp ASFA-S 50÷70 mm, width 12 mm, W1	-	-	In stock	Enquiry
AB-03009008	Clamp ASFA-S 60÷80 mm, width 12 mm, W1	-	-	In stock	Enquiry
AB-03009009	Clamp ASFA-S 70÷90 mm, width 12 mm, W1	-	-	In stock	Enquiry
AB-03009010	Clamp ASFA-S 80÷100 mm, width 12 mm, W1	-	-	In stock	Enquiry
AB-03009011	Clamp ASFA-S 90÷110 mm, width 12 mm, W1	-	-	In stock	Enquiry
AB-03009012	Clamp ASFA-S 100÷120 mm, width 12 mm, W1	-	-	In stock	Enquiry
AB-03009013	Clamp ASFA-S 110÷130 mm, width 12 mm, W1	-	-	In stock	Enquiry
AB-03009014	Clamp ASFA-S 120÷140 mm, width 12 mm, W1	-	-	In stock	Enquiry
AB-03009015	Clamp ASFA-S 130÷150 mm, width 12 mm, W1	-	-	In stock	Enquiry
AB-03009016	Clamp ASFA-S 140÷160 mm, width 12 mm, W1	-	-	In stock	Enquiry
AB-03009017	Clamp ASFA-S 150÷170 mm, width 12 mm, W1	-	-	In stock	Enquiry
AB-03009018	Clamp ASFA-S 160÷180 mm, width 12 mm, W1	-	-	In stock	Enquiry
AB-03009019	Clamp ASFA-S 170÷190 mm, width 12 mm, W1	-	-	In stock	Enquiry
AB-03009020	Clamp ASFA-S 180÷200 mm, width 12 mm, W1	-	-	In stock	Enquiry
AB-03009021	Clamp ASFA-S 190÷210 mm, width 12 mm, W1	-	-	In stock	Enquiry
AB-03009022	Clamp ASFA-S 200÷220 mm, width 12 mm, W1	-	-	In stock	Enquiry
AB-03009023	Clamp ASFA-S 210÷230 mm, width 12 mm, W1	-	-	In stock	Enquiry
AB-03009024	Clamp ASFA-S 220÷240 mm, width 12 mm, W1	-	-	In stock	Enquiry

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A high-quality general-purpose worm-drive clamp intended for quick and easy fastening of industrial hoses. Manufactured in accordance with the requirements of DIN 3017 and the RoHS Directive 2002/95/EC. The ASFA-S clamp with a band width of 12 mm has greater strength and a higher permissible tightening torque than 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-formed thread in the band, smooth on the inside, ensure a secure, repeated grip without damaging the hose surface. Material: galvanized carbon steel (W1).