Band width: 12.5mm/14.2mm/15.8mm
Band thick: 0.6-0.7mm
Screw size: 8mm
Material: W4 304
Free running torque: 6 in-lbs (0.7 Nm)
Suggested installation torque: 94 in-lbs (11 Nm)
High torque clamps represent a premium, heavy-duty evolution of the standard worm gear hose clamp. It is engineered for applications where standard clamps are prone to failure, offering superior performance, reliability, and safety. The name itself highlights its three key features:
Stainless Steel Construction: Typically made from 300-series stainless steel (Grade 304 or the more corrosion-resistant Grade 316), ensuring exceptional resistance to rust, corrosion, and chemicals, making it suitable for the harshest environments.
High-Torque Capability: Designed to withstand the high force applied by powered drivers (e.g., socket wrenches) without slipping or deforming, ensuring a perfectly tight and consistent seal.
Power Lock Housing: This is the defining feature that differentiates it from standard clamps, providing a significant mechanical advantage.
Sizes Table
| Part No | SAE Size |
Dimension | Part No | SAE Size |
Dimension | |||
| mm | in inch | mm | in inch | |||||
| YX12W420 | 6 | 11-20 | 0.44"-0.78" | YX12W483 | 44 | 59-83 | 2.31"-3.25" | |
| YX12W423 | 8 | 13-23 | 0.5"-0.91" | YX12W489 | 48 | 65-89 | 2.56"-3.5" | |
| YX12W427 | 10 | 14-27 | 0.56"-1.06" | YX12W495 | 52 | 72-95 | 2.81"-3.75" | |
| YX12W432 | 12 | 18-32 | 0.69"-1.25" | YX12W4102 | 56 | 78-102 | 3.06"-4" | |
| YX12W438 | 16 | 21-38 | 0.81"-1.5" | YX12W4108 | 60 | 84-108 | 3.31"-4.25" | |
| YX12W444 | 20 | 21-44 | 0.81"-1.75" | YX12W4114 | 64 | 91-114 | 3.56"-4.5" | |
| YX12W451 | 24 | 27-51 | 1.06"-2" | YX12W4127 | 72 | 103-127 | 4.06"-5" | |
| YX12W457 | 28 | 33-57 | 1.31"-2.25" | YX12W4140 | 80 | 117-140 | 4.62"-5.5" | |
| YX12W464 | 32 | 40-64 | 1.56"-2.5" | YX12W4152 | 88 | 130-152 | 5.12"-6" | |
| YX12W470 | 36 | 46-70 | 1.81"-2.75" | YX12W4165 | 96 | 141-165 | 5.56"-6.5" | |
| YX12W476 | 40 | 50-76 | 2"-3" | YX12W4178 | 104 | 157-178 | 6.18"-7" |
|
Power Locking Hosing Benifits of High Torque Clamps
The housing is the heart of this clamp's superior performance. Unlike the simple stamped housing on a standard clamp, a Power Lock housing is a heavy-duty, engineered component.
Rolled Threads: Instead of engaging the band's perforations with the worm screw alone, the housing features precisely rolled threads. These threads provide a larger, stronger, and smoother engagement surface with the band.
Full Engagement: This design allows multiple threads of the screw to engage with the band simultaneously. A standard clamp often has only one or two points of contact, which is a primary failure point under high torque.
Mechanical Advantage: The rolled thread system reduces friction and distributes the clamping force more evenly, allowing the user to apply significantly higher torque without stripping the band or damaging the housing.
Using stainless steel for the high torque clamps (band, housing, and screw) is critical for this heavy-duty application.
Corrosion Resistance: Essential for marine, chemical, food processing, and outdoor applications. It will not rust, ensuring long-term integrity and preventing seizure.
High Strength-to-Weight Ratio: Stainless steel provides the necessary strength to handle the high torque and internal pressures without failing.
Temperature Resistance: Maintains its strength and corrosion resistance in both high-temperature and cryogenic (low-temperature) environments.
FAQ of High Torque Hose Clamps
Q: What is the difference between standard clamps and high torque clamps?
A: High torque clamps feature a significantly stronger, reinforced worm housing and a thicker band. They can withstand much higher tightening torques (up to 15-20 Nm) compared to standard clamps, making them ideal for high-pressure systems.
Q: Are these high torque clamps suitable for turbocharger hoses?
A: Yes, they are specifically designed for turbocharger (intercooler) connections where high temperature, high pressure, and intense vibration are present.
Q: Do you offer high torque clamps in 316 stainless steel?
A: Yes, we provide both W4 (304 SS) and W5 (316 SS) materials to ensure maximum corrosion resistance in marine and chemical environments.
With 20 years of manufacturing experience in Tianjin, our High Torque series undergoes 100% torque testing before shipment.
