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German Type Hose Clamp

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German type hose clamps are designed for stable hose fastening in automotive, industrial, machinery, and piping applications. With a non-perforated band structure and reliable screw locking design, they help provide even clamping force, reduce hose damage, and support consistent installation performance for bulk purchasing and long-term supply.
 
Why Choose Yueding for German Hose Clamps?
• ISO and IATF certified production helps ensure stable quality across long-term batch supply.
• Standard size coverage from 16–50 mm supports bulk orders and mixed-size purchasing.
• Integrated support for design, manufacturing, packaging, and application-based customization.

DIN Standard Structure

Our German hose clamps are manufactured according to the DIN 3017-1 standard, helping ensure better consistency in both size and structure. This makes them easier to use for long-term purchasing, OEM assembly, repair replacement, and repeated supply.
For bulk applications, a standardized structure helps reduce compatibility risks caused by different specifications or later replacement needs. It also makes the product easier to identify, match, and use in unified assembly or distribution systems.

Consistent Tolerance Control

Unstable band width, thickness, housing, screw, or forming dimensions can directly affect installation efficiency and lead to loose fitment, over-tightening, difficult assembly, or repeated rework. Our automated production system helps maintain stable key dimensions across different batches.

For bulk purchasing, consistent tolerance control is more valuable than appearance alone. It helps reduce rework, complaints, and repeated confirmation caused by dimensional variation. For large-diameter German hose clamps, we also use semi-automatic production with manual support to adapt to different structures and size ranges while keeping key parameters such as band width and thickness stable.

Reliable Torque Performance

A German hose clamp should not only tighten the hose, but also maintain stable clamping force within a proper torque range. We focus on the fit between the band, housing, and screw, helping the clamp tighten more smoothly during installation.

This helps your customers reduce risks such as over-tightening, thread slipping, loosening, and leakage in repair, assembly, and batch applications. For installers, reliable torque performance means a more controlled installation process. For your product line, it also helps reduce after-sales communication and quality disputes caused by unstable tightening.

Multiple Material Options

Different markets and applications require different levels of corrosion resistance, strength, and cost control. We can supply common material grades such as W1, W2, W4, and W5, helping you configure products more flexibly according to target markets, working environments, and price positioning.

Whether the clamps are used for general hose connections, automotive pipelines, industrial hoses, outdoor equipment, stainless steel systems, or more corrosion-resistant applications, you can select a more suitable material solution based on actual needs. This helps you cover more customer requirements and build clearer product levels for different market segments.

Smooth Band Edges

One common issue in hose clamp applications is hose damage caused by sharp edges, uneven tightening, or poor forming quality. We pay attention to band edge treatment, housing forming, and screw engagement, helping the clamp tighten more smoothly and reducing the risk of cutting, scratching, or locally damaging the hose surface.

For your customers, these details are not only about appearance. They directly affect installation experience and long-term performance. Smoother edges and more stable forming quality help reduce hose damage, leakage, and repeated replacement, making the product easier to present as a more professional and reliable option.

Bulk Supply & Custom Packaging Support

German hose clamps usually involve multiple size ranges and packaging requirements. If size coverage is incomplete or packaging identification is unclear, it may affect your product coverage, replenishment efficiency, and downstream distribution management. We support bulk supply of common sizes, material grades, and packaging options, helping you build a more complete and stable product range.

We also support structural and specification adjustments based on your needs. You can provide drawings, samples, or specific application scenarios, and our engineering team will evaluate feasibility and support sample production and trial orders after confirmation. For branded sales, project supply, or distribution management, we can also support logo marking, packaging customization, and kit combination supply, helping reduce sorting, warehousing, shelf identification, and end-use management costs.

German-Style Hose Clamp Related Products

German Hose Clamp with Handle

German Hose Clamp with Handle

Facilitates frequent assembly and disassembly, reducing maintenance time and labor costs, and is available in both stainless steel and colored plastic versions.

German Offset Clamp with Compensation

German Offset Clamp with Compensation

Compensates for thermal expansion and contraction stress in the hose, as well as the offset caused by the clamping head, maintaining even tightening pressure of the hose clamp.

German Hose Clamp Head

German Hose Clamp Head

Offers standalone clamp head products and supports custom size or material modifications, compatible with standard German-type hose clamps.

German Bridge Hose Clamp

German Bridge Hose Clamp

Ideal for spiral-reinforced hoses, utilizing the bridge design for tight fastening, and supports customization of multiple bridge structures.

Automatic Production Line for German Type Hose Clamps

Automated Production Backed by Factory Strength

Yueding’s factory covers over 20,000 square meters and is equipped with automated and semi-automated production facilities for German type hose clamps and related metal components. With more than 200 full-time staff, including experienced engineers and production teams, we support stable batch production, mixed-size orders, and long-term supply needs.


Our products are exported to more than 110 countries, with annual sales exceeding USD 10 million. Certified under ISO 9001, ISO 45001, IATF 16949, and RoHS, Yueding provides reliable manufacturing and quality support for automotive, industrial hose, machinery, and piping applications.

Product Questions & Answers

What is a German-style hose clamp? How does it differ from the American-style hose clamp?

Unlike the American-style hose clamp, which has a perforated steel band, the German-style hose clamp features a smooth inner band with a rolled edge. This design helps prevent damage to the hose during tightening, providing better sealing and durability.

What sizes of German-style hose clamps do you offer? Do you have options for 8mm or 12mm band widths?

What materials are typically used for German-style hose clamps?

Why is the automotive industry more inclined to use German-style hose clamps?

Does your factory support small to medium batch customization?

Material Grade Band Housing Screw Suggested Install Torque
W1 Zinc Plated Steel Zinc Plated Steel Zinc Plated Steel Φ ≤ 25 Band: 3.0 Nm
           Band 12 mm: 3.4 Nm          

           Φ ≥ 27 Band 9 mm: 3.4 Nm
           Band 12 mm: 3.8 Nm          
W2 AISI SS430 / SS200 / SS304 AISI SS430 / SS200 / SS304 Zinc Plated Steel
W4 AISI SS304 AISI SS304 AISI SS304 Φ ≤ 25 Band: 4.0 Nm
           Band 12 mm: 4.9 Nm          

           Φ ≥ 27 Band 9 mm: 4.5 Nm
           Band 12 mm: 4.8 Nm          
W5 AISI SS316 AISI SS316 AISI SS316
Note: Suggested torque values are for reference only. Actual installation torque may vary depending on clamp size, material, pipe condition, and application environment.


German Hose Clamp Detail Specification Diagram

9mm Band Width 12mm Band Width
Item No. (W1 W2) Item No. (W4 W5) Range (mm) Q675 Range (mm) DIN3017 Screw Length (mm) Item No. (W1 W2) Item No. (W4 W5) Range (mm) Q675 Range (mm) DIN3017 Screw Length (mm)
09B0812 09Q0812 8-12 8-12 23 / / / / /
09B1016 09Q1016 10-16 10-16 23 / / / / /
09B1222 09Q1222 12-22 12-22 23 12B1220 12Q1220 12-22 12-22 23
09B1627 09Q1627 16-27 16-27 23 12B1625 12Q1625 16-27 16-27 23
09B2032 09Q2032 23-35 20-32 23 12B2032 12Q2032 23-35 20-32 23
09B2540 09Q2540 25-40 25-40 26 12B2540 12Q2540 30-45 25-40 26
09B3250 09Q3250 32-50 30-45 / 35-50 26 12B3250 12Q3250 32-50 30-45 / 35-50 26
09B4060 09Q4060 40-60 40-60 26 12B4060 12Q4060 40-60 40-60 26
09B5070 09Q5070 50-70 50-70 26 12B5070 12Q5070 50-70 50-70 26
09B6080 09Q6080 60-80 60-80 26 12B6080 12Q6080 60-80 60-80 26
09B7090 09Q7090 70-90 70-90 26 12B7090 12Q7090 70-90 70-90 29
09B80100 09Q80100 80-100 80-100 26 12B80100 12Q80100 80-100 80-100 29
09B90110 09Q90110 90-110 90-110 26 12B90110 12Q90110 90-110 90-110 29
09B100120 09Q100120 100-120 100-120 26 12B100120 12Q100120 100-120 100-120 31
09B110130 09Q110130 110-130 110-130 26 12B110130 12Q110130 110-130 110-130 31
09B120140 09Q120140 120-140 120-140 26 12B120140 12Q120140 120-140 120-140 31
09B130150 09Q130150 130-150 130-150 26 12B130150 12Q130150 130-150 130-150 31
09B140160 09Q140160 140-160 140-160 26 12B140160 12Q140160 140-160 140-160 31


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About YDCT

Focused on exhaust system component manufacturing since 1992, providing stable supply of metal bellows and stainless steel clamps to global customers, supporting long-term bulk purchasing and project customization needs.

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Address: Hengqiankou Industrial Zone, Wenzhou, Zhejiang 325600, China
WhatsApp: +86-13757770601
Email: mike@yuedingexhaust.com

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