German Type Hose Clamp
German (DIN 3017) worm-drive hose clamps feature a smooth inner band surface to prevent damage to soft hoses. Ideal for EPDM, PVC, and silicone hose.
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German Type Worm drive hose clamp Use the open internal and external circle structure with the screw fixed. It is effective to solve the problem that when a small diameter soft tube connects to the hard tube, it is easy to appear dead angle and liquid or gas leakage problem. The non-perforated band protects the soft-hose surface from shearing during installation. And the worm drive clamp is necessary for all kinds of hose interfaces to tighten connecting fittings. German Type Worm drive hose clamp is commonly used in automotive, industrial, mining, marine, and general hardware applications. German Type Hose Clamps, also known as German Style or German Standard Hose Clamps, are widely used in various industries and applications for securing hoses and pipes. They are called "German Type" because they originated and are commonly used in Germany and other European countries.
- The German standard hoop clamp is made with precision, not only the appearance is beautiful, the sealing effect is very good, and it can withstand a certain pressure.
- The German standard hoop clamp is easy to install and disassemble, saves installation time, and improves work efficiency. It can be used many times and is not easy to be deformed.
- German standard clamps provide a variety of hoop clamp types for different needs, corresponding to a variety of sealing rings, suitable for a wide range of applications, can completely replace the flange connection.
German Type Hose Clamps are widely used in automotive, industrial, plumbing, and other applications where a reliable and robust hose or pipe connection is required. They are suitable for various materials, including rubber, PVC, silicone, and metal hoses or pipes.
| Range | Item NO. | Package | ||||
|---|---|---|---|---|---|---|
| mm | W1 | W2 | W4 | W5 | pcs/bag | pcs/carton |
| 12-20 | DS01A121220 | DS01B121220 | DS01D121220 | DS01E121220 | 50 | 1000 |
| 16-27 | DS01A121627 | DS01B121627 | DS01D121627 | DS01E121627 | 50 | 1000 |
| 20-32 | DS01A122032 | DS01B122032 | DS01D122032 | DS01E122032 | 50 | 1000 |
| 25-40 | DS01A122540 | DS01B122540 | DS01D122540 | DS01E122540 | 50 | 500 |
| 30-45 | DS01A123045 | DS01B123045 | DS01D123045 | DS01E123045 | 50 | 500 |
| 35-50 | DS01A123550 | DS01B123550 | DS01D123550 | DS01E123550 | 25 | 500 |
| 40-60 | DS01A124060 | DS01B124060 | DS01D124060 | DS01E124060 | 10 | 500 |
| 50-70 | DS01A125070 | DS01B125070 | DS01D125070 | DS01E125070 | 10 | 500 |
| 60-80 | DS01A126080 | DS01B126080 | DS01D126080 | DS01E126080 | 10 | 250 |
| 70-90 | DS01A127090 | DS01B127090 | DS01D127090 | DS01E127090 | 10 | 250 |
| 80-100 | DS01A1280100 | DS01B1280100 | DS01D1280100 | DS01E1280100 | 10 | 250 |
| 90-110 | DS01A1290110 | DS01B1290110 | DS01D1290110 | DS01E1290110 | 10 | 250 |
| 100-120 | DS01A12100120 | DS01B12100120 | DS01D12100120 | DS01E12100120 | 10 | 250 |
| 110-130 | DS01A12110130 | DS01B12110130 | DS01D12110130 | DS01E12110130 | 10 | 200 |
| 120-140 | DS01A12120140 | DS01B12120140 | DS01D12120140 | DS01E12120140 | 10 | 200 |
| 130-150 | DS01A12130150 | DS01B12130150 | DS01D12130150 | DS01E12130150 | 10 | 200 |
| 140-160 | DS01A12140160 | DS01B12140160 | DS01D12140160 | DS01E12140160 | 10 | 200 |
| 150-170 | DS01A12150170 | DS01B12150170 | DS01D12150170 | DS01E12150170 | 10 | 200 |
| 160-180 | DS01A12160180 | DS01B12160180 | DS01D12160180 | DS01E12160180 | 10 | 100 |
| 170-190 | DS01A12170190 | DS01B12170190 | DS01D12170190 | DS01E12170190 | 10 | 100 |
| Material | Band | Housing | Screw | suggested install torque |
|---|---|---|---|---|
| W1 | Zinc plated steel | Zinc plated steel | Zinc plated steel | φx≤φ25 3.0Nm φx≥27 3.4Nm |
| W2 | AISI 430SS/203SS | AISI 430SS/203SS | Zinc plated steel | 4.5Nm |
| W4 | AISI 301SS/304SS | AISI 301SS/304SS | AISI 301SS/304SS | φx≤φ25 4.0Nm φx≥φ27 4.9Nm |
| W5 | AISI 316SS | AISI 316SS | AISI 316SS |
Frequently Asked Questions
What is a German type hose clamp?
A German type hose clamp (DIN 3017) is a worm drive clamp with a fully perforated stainless steel band, offering more uniform clamping pressure compared to partially perforated American type clamps. It is widely used in automotive, marine, and industrial applications in Europe.
What standard do the German type hose clamps meet?
Manufactured to DIN 3017 standard, Sunhose German type hose clamps are fully compatible with OEM automotive specifications and European industrial requirements.
How does the German type differ from the American type?
The main difference is the band design: German type (DIN 3017) uses a fully perforated band that provides more even clamping pressure and better sealing on soft hoses. American type (SAE J1508) uses a partially slotted band which is more economical but may concentrate stress.
What materials are available?
Available in all stainless steel SS304 (W2), stainless band with zinc-plated screw, and all stainless SS316 (W5) for marine and highly corrosive environments.
What size range is covered?
Covers clamping ranges from 8 mm to 300 mm through multiple series. Standard width options are 9 mm and 12 mm band widths.
Can they be used in food processing or pharmaceutical applications?
Yes, SS316 all stainless versions are suitable for food processing and pharmaceutical environments. Please specify W5 (SS316) material when ordering for these applications.
What is the minimum order quantity?
Standard MOQ is 1,000 pieces per size. Bulk pricing available — contact our sales team for project quotations.
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