- Product: NORMACLAMP® TORRO® 9 C7 W2 Worm Drive Hose Clamp according to DIN 3017
- Material: W2 – corrosion-resistant stainless steel (min. 72 h salt spray test)
- Band width: 9 mm
- Clamping ranges in the assortment: 8–16 mm to 40–60 mm (7 variants)
- Quantity: 50 pieces in the assortment
- Recommended tightening torque: 3 Nm (+0.5)
- Breakaway torque: min. 4.5 Nm
- Application: Coolant, fuel, oil and hose lines in industry & commercial vehicle manufacturing
Product Description ▼
The NORMACLAMP® TORRO® Worm Drive Hose Clamp according to DIN 3017 is a multi-range hose clamp, especially suitable for applications with high mechanical stress. Thanks to continuous development, it remains the benchmark for modern clamp design. The most characteristic feature of the NORMACLAMP® TORRO® is its asymmetrical housing – this is how you can immediately recognize a genuine TORRO®.
The present assortment TORRO 9/50 pcs. C7 W2 contains 50 clamps in 7 different clamping ranges, made of corrosion-resistant W2 stainless steel with an embossed inner band. Ideal for professional use in workshops, industry, and commercial vehicle manufacturing.
- Asymmetrical housing – prevents tilting of the clamp head when tightening
- Improved housing design – even force distribution and secure assembly
- Screw support bearing – ease of assembly due to secure band guidance
- Short housing saddle – even contact pressure for better sealing performance
- Embossed inner band – optimal hose protection
- Material and clamping range embossing – prevents mix-ups
- High band tensile forces – significantly above competitor products and previous model
- Chromium-VI-free coating of all closure components
- Coolant connections
- Pressureless and pressurized fuel lines and vents
- Oil lines
- Hose connections in the commercial vehicle industry
- Connections of lines in mechanical engineering
- Lines in the household appliance industry
- Assortment NORMACLAMP® TORRO® 9 C7 W2 – 50 pieces in 7 clamping ranges:
Torro 8–16/9 C7 W2 (5 pcs.) | Torro 12–22/9 C7 W2 (8 pcs.) | Torro 16–27/9 C7 W2 (10 pcs.) | Torro 20–32/9 C7 W2 (5 pcs.) | Torro 25–40/9 C7 W2 (12 pcs.) | Torro 32–50/9 C7 W2 (5 pcs.) | Torro 40–60/9 C7 W2 (5 pcs.)
Technical Data ▼
| Torques NORMACLAMP® TORRO® 9 W2 | ||||
|---|---|---|---|---|
| Clamping range (mm) | Recommended tightening torque AD (Nm) | Idle torque LD max (Nm) | Test torque PD (Nm) | Breakaway torque BD min (Nm) |
| 8–16 | 2 +0.5 | 0.7 | 2.6 | 4 |
| 12–22 | 3 +0.5 | 0.7 | 4 | 4.5 |
| 16–27 | 3 +0.5 | 0.7 | 4 | 4.5 |
| 20–32 | 3 +0.5 | 0.7 | 4 | 4.5 |
| 25–40 | 3 +0.5 | 0.7 | 4 | 4.5 |
| 32–50 | 3 +0.5 | 0.7 | 4 | 4.5 |
| 40–60 | 3 +0.5 | 0.7 | 4 | 4.5 |
| Assortment TORRO 9/50 pcs. C7 W2 – Clamping Ranges at a Glance | ||
|---|---|---|
| Clamping range (mm) | Band width (mm) | Designation |
| 8–16 | 9 | Torro 8-16/9 C7 W2 |
| 12–22 | 9 | Torro 12-22/9 C7 W2 |
| 16–27 | 9 | Torro 16-27/9 C7 W2 |
| 20–32 | 9 | Torro 20-32/9 C7 W2 |
| 25–40 | 9 | Torro 25-40/9 C7 W2 |
| 32–50 | 9 | Torro 32-50/9 C7 W2 |
| 40–60 | 9 | Torro 40-60/9 C7 W2 |
| Corrosion Resistance by Material | |
|---|---|
| Material | Corrosion resistance in salt spray test |
| W1 | Min. 144 h |
| W2 | Min. 72 h |
| W3 | Min. 200 h |
| W4 | Min. 240 h |
| W5 | Min. 400 h |
Certifications from NovaNox® ▼

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