# testing compression spring rate

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Kathysia industrial Co., Ltd was reorganized from Zhengzhou spring factory, which founded in 1957, having more than 60 years of professional experience in this field. Kathysia is a designated spring products supplier by the Chinese ministry of machinery industry, and a member of China spring association.

We Supply all kinds of Springs for all applications, If you can’t find a stock spring for your application, or would like to match a competitor’s spring not offered through this website, Our engineering staff is ready to answer your questions or assist in designing the right spring for your application.

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• ### Spring Compression Formula

Definition - The mathematical rule of a compression spring’s travel calculation expressed in symbols. Spring rate is the master of your working load calculations. Whether you are calculating load or travel, spring rate will always be required. The formula to calculate spring travel is the load divided by the spring rate. The result of this is the amount of travel your spring will achieve under the load placed.

These controls can be done during the design process or during production checks thanks to manual or motorized test stands, which enable you to measure the spring rate at one or more points. Force gauges and testing machines enable you to simply measure the applied force on a spring at a predefined height.

One common misconception is that we can test 20 springs to 10,000,000 cycles and determine that we have verified the design, and we can be assured that we won't have any fatigue problems in the future.

Apr 24, 2017  How to Determine Shock Spring Rate Those aren't compression coils. They are considered seating or base coils. It's the coils in between that are compressed by dynamic (shock) or dead weight. Enter the appropriate figures into the Shock Spring Rate Calculator included in the references below and press the calculate button. It will provide

Depending on your spring type, enter the load or rate information plus the total coils (Nt), the free length (L), the wire diameter (d) and the mean diameter (D) to calculate data including your compression springs: Inner, Mean & Outer Diameter. Total Coils & Active Coils. Rate. Solid Height & Load.

• ### Spring Rate 101 – A Simple Guide to Understanding Spring Rates

May 30, 2017  If the spring rate is 10 pounds per inch and the spring is only half an inch long, maybe it can only be deflected a quarter of an inch. Well – going back to your rate of pay, if you make \$10 per hour and only work for 15 minutes, don’t you want to make \$2.50?

AA-40 or AA-60 Flat head (top, for compression tests) or S-1 Small hook (bottom, for tension tests) Maximum load 220 lbf (100 kgf) Stroke 2″ Maximum clearance 9″ (or 14″ with optional extender plate) The Lever Operated Spring Tester offers the rapid action of a lever test stand and can be configured to measure either compression or tension. The test stand is equipped with a digital distance meter.

Intercomp Racing 100059 - Intercomp Racing Digital Coil Spring Testers. Coil Spring Rate Tester, Digital, 0-5,000 lbs. Range, Each.

Spring Load. You have a spring with a free length of 5 inches and your spring rate is of 7.5 pounds of force per inch (lbf/in). This spring needs to reach a solid height of 3 inches, therefore having to travel 2 inches. To calculate the working load of how much force you’ll need in order to reach a

The Newcomb Spring Springulator ® Spring Calculator. The Industry’s Most Advanced Spring Calculator; The Springulator is viewed as the best and most robust spring calculator resource by industry professionals, with easy-to-use functions, reference diagrams and stress charting.

• ### Compression Springs

Product Order Line: 01527 521000. Compression spring stocks: (see right hand column for wire diameter choices.) Springmasters also offer compression springs in 12" and 1 metre lengths and conical compression springs, stocked in both metric and imperial sizes.

Compression Springs. Compression Springs are open-coil helical springs wound or constructed to oppose compression along the axis of wind. Helical Compression is the most common metal spring configuration. Learn more about Compression Springs.

To find the spring rate, divide the average measured force of 7.0 kgf by the compression distance. We find the compression from the measured free length and the fully compressed length: 20.9mm -

Spring testing on a universal test machine involves measuring the mechanical properties of a spring as they relate to load and displacement in static testing applications. For example, a universal test machine can be used to measure things such as the height of a spring, the Spring Rate, load at specific displacements (50% height), and related

We offer the most accurate line of spring testers on the market, with testers capable of 1/100th of a gram accuracy. Our products range from manual testers that can easily be stored on your desk, to large computerized, automatic testers that can test upwards of 50,000 lbs.

• ### Compression Springs

Rate: Spring rate is the change in load per unit deflection in pounds per inch (lbs/in) or Newtons per millimeter (N/mm). Stress: The dimensions, along with the load and deflection requirements, determine the stresses in the spring. When a compression spring is loaded, the coiled wire is stressed in torsion.

Compression Springs are coiled products, in a variety of cross sections and forms for linear applications. Custom compression springs manufactured by Kokuyo Spring are offered with different stress levels to best fit specific applications. Request a quote.

Springtest 3 – Motorized spring tester. The SPRINGTEST3 offers distinct advantage in its advanced features and complete all in one product. Designed to perform force testing on coil compression and tensile springs from 0 to 2000N, the model SPRINGTES3 is a versatile and smart systems designed specifically for testing in quality control, manufacturing, and R&D areas.

Compression testing is one of the most fundamental types of mechanical testing, alongside tensile and flexion tests. Compression tests are used to determine a material’s behavior under applied crushing loads, and are typically conducted by applying compressive pressure to a test specimen (usually of either a cuboid or cylindrical geometry) using platens or specialized fixtures on a universal

Spring Design Menu - Spring Suppliers and Manufacturers. This calculator will determine the spring rate constant related to a compression spring from basic geometry and material data input. Default units are shown in inches, etc however SI (metric) can be used. This equation will determine (estimate) the Spring Rate (k) of a compression spring.

• ### Spring Testing Solutions

AMETEK STC supply dedicated spring testers for spring testing up to 150 kN. Find the spring testing solution that matches your need here.

Dec 10, 2010  The stiffer spring rate is a double edge sword. It makes sure the valve closes however if it is too stiff it will create a loss of HP on the top end. You only need enough spring pressure to control the valve, if the pressure is too low it will have “valve float”.

How to Determine Rate for Compression Springs For Compression Springs - Rate which is the change in load per unit deflection, may be determined by the following procedure: 1. Deflect spring to approximately 20 percent of available deflection and measure load (P1) and spring length (L1). 2.