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

Presentation of explanatory materials on JIS and ISO standards. We propose suitable safety barriers from a rich product series! Free rental of demo kits.

• Other safety and hygiene products

[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

Real-time atmospheric automatic control enables high-quality nitriding treatment!

• 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

The gas reaction setting range is 80-1250N! Introducing the gas springs we handle.

• Pneumatic Equipment
• Spring
• Other machine elements

The gas change rate is approximately 8%! Introducing the gas springs we handle.

• Pneumatic Equipment
• Spring
• Other machine elements

The cylinder diameter is Φ40mm! Introducing the gas springs we handle.

• Pneumatic Equipment
• Spring
• Other machine elements

The piston rod is made of hard chrome-plated steel! Introducing the gas springs we handle.

• Pneumatic Equipment
• Spring
• Other machine elements

Always necessary to implement in compliance with accident prevention regulations! Introducing technical instructions for gas springs.

• Spring

"Please tell me about the installation angle of the gas spring." Common questions answered.

• Spring

[Reproduction Private Spring Preparatory School Lecture 20] Not only does fatigue strength decrease, but the thickness of the material and wire diameter also decrease: Gama skin, shark skin, and Zenit...

• Spring

[Reproduction of Private Spring Preparatory School Lecture 19] Notches reduce both static strength and fatigue strength! The scary part is the notches that are like bacteria, which are hard to see.

• Spring

[Reproduction of Private Spring Preparatory School Lecture 18] Study of Fatigue Limit Estimation Method! Estimating fatigue limits from tensile strength and hardness test results.

• Spring

[Reproduction of Private Spring Preparatory School Lecture 17] Metals also change when they are fatigued! An explanation of how the results of fatigue tests are organized and utilized in design.

• Spring

[Reprint Private Spring Preparatory School Lecture 16] What is a fatigue test? An explanation of its purposes and how it is conducted.

• Spring

[Reproduction of Private Spring Preparatory School Lecture 15] Explanation of ductile fracture and brittle fracture! Also explains the smooth and rough surfaces of fatigue fracture.

• Spring

[Reproduction of Private Spring Preparatory School Lecture 14] Characteristics of stress on springs! Used under significantly larger static and dynamic stresses.

• Spring

[Reproduction of Private Spring Preparatory School Lecture 13] Explanation of the repeated bending test! It also explains the differences from the repeated bending fatigue test.

• Spring

[Reproduction Private Spring Preparatory School Lecture 12] The hardness of each railway plate spring is measured! Brinell hardness testing machines are installed simultaneously in all factories.

• Spring

[Reissue Private Spring Preparatory School Lecture 11] Explanation of single and double quenching methods! Discussion of new materials and technologies as well.

• Spring

[Reissue Private Spring Preparatory School Lecture 10] About the spring industry during the Showa period! Establishment of various standards and specifications, from JES to JIS.

• Spring

[Reproduction of Private Spring Preparatory School Lecture 9] Explaining the transition of the automotive and aerospace industries! Also discusses war and the spring industry.

• Spring

[Reproduction of Private Spring Preparatory School Lecture 8] Explanation of two new hardness testing machines! Inventions of Rockwell and Vickers.

• Spring

[Reproduction of Private Spring Preparatory School Lecture 7] The Emergence of Automobile Springs, the Great Earthquake, and the Major Advancement of Automobiles! The late Taisho period was an era whe...

• Spring

[Reproduction of Private Spring Preparatory School Lecture 6] Standards and specifications for steel materials and springs have been established! The spring industry made great strides in the early Ta...

• Spring

[Reproduction of Private Spring Preparatory School Lecture 5] The rickshaw is also a benefactor for the spring industry! It also discusses the modernization of the spring industry.

• Spring

[Reproduction Private Spring Preparatory School Lecture 4] A different measurement method! Explanation of the Shore durometer applying the principle of rebound.

• Spring

[Reproduction of Private Spring Preparatory School Lecture 3] Explanation of the Brinell hardness testing machine! Hard materials are tested with a red signal, and the testing surface is generally fla...

• Spring

[Reproduction Private Spring Preparatory School Lecture 2] The national standards for power test machines, testing methods, and reference pieces are firmly established in JIS!

• Spring

[Reproduction of Private Spring Preparatory School Lecture 1] Comparing Hardness: It's About Scratching! An explanation of metal hardness and a testing machine using diamonds.

• Spring

Excellent vibration damping performance, also performs brilliantly as an actuator! A product that excels in durability and cost-effectiveness.

• Spring