China SAE 12.7mm USA Sizes Hose Clip Clamp Manufacturer, Manufacturers

This clamp is made of high hardness material,it can also be customized according to the size required by the customer.There are two types of screws: ordinary and anti-return.

Product Description

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Product Advantages

  • Versatile Performance: Suitable not only for round tubes, but also perfectly fits square and irregular-shaped objects.
  • Wide Application: Delivers uniform torsional torque, robust locking, high fastening and sealing efficiency, alongside a large adjustment range.

Scope of Application

Automotive industry, Food machinery, Chemical machinery (Widely used in various industries such as automobile, motorcycle, tow, mechanical vehicles, and industrial equipment. Applicable for oil circuits, water channels, and gas paths to make pipeline connections and seals significantly firmer).

Material Option W1 W2 W4 W5
Hoopstraps Iron galvanized 200ss/300ss 300ss 316
Hoop shell Iron galvanized 200ss/300ss 300ss 316
Screw Iron galvanized Iron galvanized 300ss 316

Below is a selection of popular 304 all-stainless steel models. We also supply 201 all-stainless steel and 201 semi-steel versions, covering 0-600mm diameter, all with 12.7mm band width and 0.65mm thickness. Surface finish: polished.

Model Description Diameter Range (mm) Typical Application Material Torque
304 All Steel 14-27 14-27 Small water/air hoses 304 SS 12 N·m
304 All Steel 21-44 21-44 Household or light machinery 304 SS 12 N·m
304 All Steel 40-63 40-63 Auto cooling systems, oil lines 304 SS 12 N·m
304 All Steel 52-76 52-76 Industrial water pipes 304 SS 12 N·m
304 All Steel 78-101 78-101 Large hoses, ventilation ducts 304 SS 12 N·m
304 All Steel 105-127 105-127 Agricultural irrigation 304 SS 12 N·m
304 All Steel 130-152 130-152 Industrial pump connections 304 SS 12 N·m
304 All Steel 175-197 175-197 Large-diameter hose assemblies 304 SS 12 N·m
304 All Steel 213-235 213-235 Heavy-duty machinery cooling 304 SS 12 N·m
304 All Steel 270-292 270-292 Custom equipment 304 SS 12 N·m
304 All Steel 0-100 0-100 Wide-range adjustment 304 SS 12 N·m
304 All Steel 0-600 0-600 Ultra-wide industrial use 304 SS 12 N·m
Customization Available

We also accept orders for non-standard diameters, special materials, or surface finishes. Please provide your specifications, and we will recommend the best solution.

SAE 12.7mm USA sizes hose clip clamp is engineered for high-performance sealing and fastening in tough working conditions. It combines a high-durability material with a through-hole structure and an integrally riveted housing. This design delivers stable, long-lasting clamping force, effectively preventing hose detachment or leakage.

The clamp features a 12.7mm band width, conforming to US SAE standards. This wide band is ideal for distributing pressure evenly over the hose surface. Whether you are working on automotive fuel lines, food machinery hoses, or chemical plant liquid transfer systems, this clamp provides a dependable connection.

1. Two Screw Types for Different Needs

  • Standard screw: Perfect for everyday, general-purpose fastening tasks.
  • Anti-return screw: Integrates an extra locking mechanism to prevent loosening caused by vibration, making it ideal for vehicles, agricultural machinery, and mobile equipment.

2. Wide Diameter Coverage – One Clamp Fits Many

  • Diameter range extends from 14 mm up to 600 mm (refer to the full specification table).
  • Select models (e.g., 0-100, 0-150) cover extra-wide adjustment spans, reducing the necessity of stocked fixed-size inventory and lowering warehouse costs.

3. Multiple Material Combinations for Corrosion Resistance

  • Hoop, housing, and screw can be specified in galvanized iron, 200/300 series stainless steel, or marine-grade 316 stainless steel.
  • The 304/316 stainless steel variants yield premium rust resistance, highly suited for outdoor, marine, or humid process environments.

4. Uniform Torque for Reliable Sealing

The clamp is designed to transfer torque evenly during tightening (recommended installation torque: 12 N·m), avoiding local over-pressure that could damage hoses, while achieving 360° leak-free sealing.

USA-Standard Hose Clamp for Demanding Applications

This 12.7mm USA sizes hose clip clamp is widely used in:

  • Automotive & Motorcycles: Sealing fuel lines, cooling system hoses, and air intakes.
  • Industrial Machinery: Hydraulic connections, lubrication systems, and fluid transport.
  • Food & Chemical Machinery: Sanitary corrosion-resistant material pipelines.
  • DIY & Maintenance: Household garden hoses, air compressor lines, and marine wet-exhaust hoses.
  • Non-round objects: Performs reliably on round tubes as well as square or irregular structural shapes.
  • Factory Direct Pricing: Enjoy competitive wholesale rates and consistent lead times.
  • Rigorous Quality Control: Each production batch undergoes strict torque and salt-spray testing.
  • Easy Installation: Easily tightened with standard hand tools, reducing assembly labor.
  • Long-term Reliability: Sustains firm clamping force under constant vibration, thermal expansion, or humidity, lowering repair frequencies.

Need a reliable 12.7mm wide USA sizes hose clamp for your project? Contact our sales team with your required diameter range, material, and quantity. We will provide expert selection advice and factory-direct pricing.

Frequently Asked Questions (FAQ)

What materials are available for the 12.7mm USA sizes hose clamps?
We offer four main material grades: W1 (all parts galvanized iron), W2 (200ss/300ss band and shell with a galvanized iron screw), W4 (all parts 300 series stainless steel), and W5 (all parts 316 stainless steel) for high corrosion environments.
Can these clamps be used on square or irregular-shaped tubes?
Yes, these clamps are highly versatile. The flexible design allows them to secure connections not only on standard round tubes but also on square or other irregular-profile objects.
What is the difference between standard screws and anti-return screws?
Standard screws are used for common, everyday fastening. Anti-return screws feature a special mechanism that locks the screw to prevent loosening due to continuous vibration, making them perfect for automotive and agricultural machinery.
What range of diameters do you offer?
We cover a wide scale of diameters ranging from 14mm to 600mm. We also offer wide-adjustment range models, such as 0-100mm and 0-600mm, to fit varying hose sizes and simplify inventory.
What is the recommended installation torque for these hose clamps?
The recommended installation torque is 12 N·m. This ensures an even, 360-degree seal around the hose without over-tightening and damaging the hose materials.
Do you offer customization for special hose clamp sizes or materials?
Yes, custom orders are accepted. We can manufacture clamps with non-standard diameters, customized surface finishes, or special material combinations based on your technical drawings and specifications.

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