Non-perforated Worm Gear Hose Clamps (WN)
Product Description
Worm gear hose clamps are also called worm drive hose clamps, DIN 3017 non-perforated worm gear hose clamps, or German type hose clamps.
The German-type worm gear hose clamp offers high clamping force, vibration resistance and optimal hose protection with smooth non-perforated bands and rolled edges effectively eliminating hose abrasion.
Especially suited for most hoses and soft silicone hoses.
Material, clamping range and your logo can be stamped on the band.
Product Details
Product Series |
WN |
Band Width |
9 mm (0.35") and 12 mm (0.47") |
Band Thickness |
0.6 mm (0.024") for both 9 mm and 12 mm band width |
Material |
W1,W2,W4,W5 available |
Packaging |
Plastic bag packaging, placed in box, box on pallet |
Material |
Material Code |
Corrosion Resistance |
Material |
W1 |
Normal |
Screw, Housing and Band are all zinc plated. |
W2 |
Average |
Screw is zinc plated. Housing and Band are both 201/304 stainless. |
W4 |
High |
Screw, Housing and Band are all 201/304 stainless steel. |
W5 |
Maximum |
Screw, Housing and Band are all 316 stainless steel. |
Diameter Range |
mm |
inch |
8-12 |
0.32-0.47 |
10-16 |
0.39-0.63 |
12-20 |
0.47-0.79 |
12-22 |
0.47-0.87 |
16-25 |
0.63-0.98 |
16-27 |
0.63-1.06 |
20-32 |
0.79-1.26 |
25-40 |
0.98-1.57 |
30-45 |
1.18-1.77 |
32-50 |
1.26-1.97 |
35-50 |
1.38-1.97 |
40-60 |
1.57-2.36 |
50-70 |
1.97-2.76 |
60-80 |
2.36-3.15 |
70-90 |
2.76-3.54 |
80-100 |
3.15-3.94 |
90-110 |
3.54-4.33 |
100-120 |
3.94-4.72 |
110-130 |
4.33-5.12 |
120-140 |
4.72-5.51 |
130-150 |
5.12-5.91 |
140-160 |
5.51-6.30 |
Material Code |
Suggested Installation Breaking Torque for 9 mm (0.35") Bandwidth Clamp |
Suggested Installation Breaking Torque for 12 mm (0.47") Bandwidth Clamp |
Free Torque in Nm |
Breaking Torque in Nm |
Free Torque in Nm |
Breaking Torque in Nm |
W1 |
≤ 0.8 Nm |
≥ 5.5 Nm |
≤ 0.8 Nm |
≥ 6.0 Nm |
W2 |
≤ 0.6 Nm |
≥ 6.0 Nm |
≤ 0.6 Nm |
≥ 7.0 Nm |
W4 |
≤ 0.6 Nm |
≥ 6.0 Nm |
≤ 0.6 Nm |
≥ 7.0 Nm |
W5 |
≤ 0.6 Nm |
≥ 6.0 Nm |
≤ 0.6 Nm |
≥ 7.0 Nm |
We are a clamp manufacturing company located in Tianjin, China. Clamps from the Tianjin area are known for their high quality and competitive prices nationwide.We fully understand the importance of price, quality, and efficiency, and have continuously strived to enhance our products and services in every aspect. Join us on our journey as we extend our reach across the globe, delivering excellence in every product and service we provide.
We Invite You to Explore Our Products
Thank you for taking the time to browse through our offerings. We sincerely appreciate even the smallest moment you spend considering our products. We hope you find exactly what you're looking for, and we're here to assist you with any questions or needs you may have.
Our Worm Drive Hose Clamps provide exceptional clamping force and adjustability, making them ideal for securing hoses in automotive, industrial, and home settings. They are designed for durability and ease of use.
Engineered for demanding applications, our Heavy-duty Band Clamps can handle high pressure and tough environments. These clamps ensure robust and reliable sealing for large diameter hoses and pipes.
Our Ear Clamps are designed for a tight, permanent connection with their single or double ear design. They are easy to install and provide a tamper-proof solution for securing hoses and tubing.
Simplify your installation process with our One-piece Clamps. These clamps feature a seamless design that ensures consistent pressure distribution and reliable performance.
Specifically designed for automotive applications, our CV Boot Clamps offer s secure fit for CV boots, preventing grease leakage and extending the life of the joints. They are easy to install and provide a reliable seal.
Our Retaining Clamps are perfect for applications requiring secure and stable holding of components. They are versatile and designed to withstand various environmental conditions.
Our No-hub Couplings provide a reliable and flexible connection for pipes. They are easy to install and ensure a leak-proof seal, making them ideal for plumbing and drainage systems.