List of Spring products

Reduce the workload from handling heavy objects! Here are five case studies that solved customer challenges! We are also accepting free consultations and tests tailored to your work!

• Other conveying machines

Strong cold wind from room temperature to -13°C! Depending on the usage environment, you can choose between the combo type or the separate type!

• Cooling system

[Reprint Private Spring Preparatory School Lecture 48] Introducing a short poem consisting of three lines of 5-7-5 syllables, primarily focusing on humor and satire!

• Spring

[Reproduction of Private Spring Preparatory School Lecture 47] The inseparable relationship between bamboo and springs! An explanation of how it utilizes elasticity.

• Spring

[Reproduction of Private Spring Preparatory School Lecture 46] Introducing songs about mainsprings, songs that encourage quality control, and songs related to painting and spring surfaces!

• Spring

[Reproduction of Private Spring Preparatory School Lecture 45] The usable temperatures of various steel wires and JIS related to wire springs are also included in the table!

• Spring

[Reproduction of Private Spring Preparatory School Lecture 44] Shot peening is a surface treatment! Explanation of the final process setting as well.

• Spring

[Reproduction of Private Spring Preparatory School Lecture 43] Fine matte texture on airplane parts! Explanation of shot peening.

• Spring

[Reproduction of Private Spring Preparatory School Lecture 42] Thin wire springs, thick wire springs! An explanation of the issues of end face grinding and shot peening for both.

• Spring

[Reproduction of Private Spring Preparatory School Lecture 41] Low-temperature annealing is commonly referred to as bluing! The blue color is the color of the iron oxide film formed on the surface of ...

• Spring

[Reproduction of Private Spring Preparatory School Lecture 40] Explanation of the changes in mechanical properties due to low-temperature annealing of piano wire and oil-tempered wire!

• Spring

[Reproduction of Private Spring Preparatory School Lecture 39] An explanation of how the tensile strength of spring steel wire significantly affects coiling!

• Spring

[Reproduction Private Spring Preparatory School Lecture 38] Make sure to check that there are differences in price depending on the type of line and the line diameter!

• Spring

[Reproduction of Private Spring Preparatory School Lecture 37] Introduction to unique heat treatments such as patenting, acid pickling, wire drawing, and oil tempering!

• Spring

[Reprint Private Spring Preparatory School Lecture 36] An explanation of the differences between the brothers of spring steel wire and their growth processes!

• Spring

[Reproduction of Private Spring Preparatory School Lecture 35] Introduction to the JIS numbers, symbols, and chemical components (only carbon and manganese content) of three types of wire materials!

• Spring

[Reproduction of Private Spring Preparatory School Lecture 34] Introduction to soft steel wire, hard steel wire, piano wire, and welding rod core wire!

• Spring

[Reprint Private Spring Preparatory School Lecture 33] What you need to be careful about is overheating! An introduction to defects that are likely to occur during heat treatment.

• Spring

[Reproduction of Private Spring Preparatory School Lecture 32] Explanation of the relationship between temperature and elongation when heated slowly and cooled slowly!

• Spring

[Reproduction of Private Spring Preparatory School Lecture 31] Explaining how tempered martensite changes through tempering!

• Spring

[Reproduction of Private Spring Preparatory School Lecture 30] Explaining what happens when the cooling speed from high temperatures is changed!

• Spring

[Reproduction of Private Spring Preparatory School Lecture 29] Pure iron at room temperature undergoes a sudden transformation into gamma iron when the temperature rises to 910 degrees!

• Spring

[Reproduction Private Spring Preparatory School Lecture 28] We are explaining using a diagram that shows the carbon content and the proportion of organizational components in steel!

• Spring

[Reprint Private Spring Preparatory School Lecture 27] Explanation of the load and elongation diagram in the tensile test of steel!

• Spring

[Reproduction Private Spring Preparatory School Lecture 26] As the amount of carbon increases, both tensile strength and yield point increase!

• Spring

[Reproduction of Private Spring Preparatory School Lecture 25] The relationship between the transition of cultures such as stone tools, bronze tools, and iron tools and spring materials!

• Spring

[Reproduction of Private Spring Preparatory School Lecture 24] An explanation of the miracle cure for improving fatigue resistance, shot peening, and other important considerations!

• Spring

[Reproduction of Private Spring Preparatory School Lecture 23] Explanation of methods to prevent the decline of fatigue strength and surface treatments aimed at corrosion protection!

• Spring

[Reproduction of Private Spring Preparatory School Lecture 22] Explanation of the relationship between oxides that form on metal surfaces, namely rust, and fatigue strength!

• Spring

[Reproduction of Private Spring Preparatory School Lecture 21] Yielding and fatigue destruction are related not only to the maximum surface stress but also to the stress at a certain depth from the su...

• Spring

Gas reaction is proportional to the piston rod diameter and cylinder diameter! Introducing Hahn's gas springs!

• Pneumatic Equipment
• Spring
• Other machine elements

The longevity of gas springs has been achieved! The production line has not stopped for several years, contributing to increased productivity!

• Pneumatic Equipment
• Spring
• Other machine elements

Providing experienced technology! European craftsmanship to Japanese makers.

• Pneumatic Equipment
• Spring
• Other machine elements

Maintenance-free! Composed of piston rods, pistons, cylinders, and more.

• Pneumatic Equipment
• Spring
• Other machine elements

The piston rod diameter is Φ4mm and made of stainless V2a! Introducing the gas springs we handle.

• Pneumatic Equipment
• Spring
• Other machine elements

The gas change rate is approximately 17%! Introducing the gas springs we handle.

• Pneumatic Equipment
• Spring
• Other machine elements

The piston rod diameter is Φ8mm! Introducing the gas springs we handle.

• Pneumatic Equipment
• Spring
• Other machine elements

The cylinder diameter is Φ23mm! Introducing the gas springs we handle.

• Pneumatic Equipment
• Spring
• Other machine elements

The piston rod diameter is Φ14mm! Introducing the gas springs we handle.

• Pneumatic Equipment
• Spring
• Other machine elements

The gas reaction setting range is 300-5000N! Introducing the gas springs we handle.

• Pneumatic Equipment
• Spring
• Other machine elements

The gas change rate is approximately 43%! Introducing the gas springs we handle.

• Pneumatic Equipment
• Spring
• Other machine elements

The mounting brackets are made of galvanized steel! Introducing the gas springs we handle.

• Pneumatic Equipment
• Spring
• Other machine elements

Due to the small spring constant, a nearly constant spring force can be obtained over a wide range of strokes!

• Pneumatic Equipment
• Spring
• Other machine elements

The gas reaction setting range is 10-100N! Introducing the gas springs we handle.

• Pneumatic Equipment
• Spring
• Other machine elements

The gas change rate is approximately 20%! Introducing the gas springs handled by our company.

• Pneumatic Equipment
• Spring
• Other machine elements

The gas reaction setting range is 30-450N! Introducing the gas springs we handle.

• Pneumatic Equipment
• Spring
• Other machine elements

The mounting brackets are made of zinc-plated steel! Introducing the gas springs we handle.

• Pneumatic Equipment
• Spring
• Other machine elements