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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. | |||||||||
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.
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.
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.
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.
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.
Facilitates frequent assembly and disassembly, reducing maintenance time and labor costs, and is available in both stainless steel and colored plastic versions.
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.
Offers standalone clamp head products and supports custom size or material modifications, compatible with standard German-type hose clamps.
Ideal for spiral-reinforced hoses, utilizing the bridge design for tight fastening, and supports customization of multiple bridge structures.
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.
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?
We offer a variety of German-style hose clamps, including 8mm band width for light-duty connections and 12mm band width for heavy-duty industrial applications. Additionally, we also provide a medium-size series of German-style clamps that balance installation space and tightening strength, catering to your diverse needs.
What materials are typically used for German-style hose clamps?
We provide a range of material options to meet various corrosion resistance requirements. For high-end applications, we recommend stainless steel (such as SS304 or SS316) for its excellent corrosion resistance. If you prioritize cost-effectiveness, the galvanized steel version is a great choice, offering good performance in dry or typical industrial environments and solid tightening capability.
Why is the automotive industry more inclined to use German-style hose clamps?
In automotive systems, especially in cooling and intake systems, there are continuous vibrations and pressure fluctuations. German-style hose clamps are preferred because their high torque fastening ability and hose protection ensure a stable long-term seal, reducing leakage risks and meeting the automotive industry's high demands for reliability and safety.
Does your factory support small to medium batch customization?
Yes, we support small and medium batch custom production. In addition to keeping regular stock for quick deliveries, we can also produce custom clamps based on your drawings, ensuring flexibility for your specific requirements.
| 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 |

| 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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