Company News

  • 96 hours Salt Spray Test

    Changzhou Double Spring Machinery has over 10 years experience in gas spring industry which assures your product quality. Our gas spring has passed  salt spray test 96h. We also supply test report for your order based on 72h salt spray test at least.
    Read more
  • 50000 cycles Fatigue Test

    Changzhou Double Spring Machinery has rich experience in gas spring industry which assures your product quality. Our gas spring has passed fatigue test 50000 cycles. We also supply test report for your order based on standard 30000 cycles.
    Read more
  • Do you know how to confirm your dimensions?

    To better quote you and double check if we can produce the right gas spring for you, we need you to measure your spring based on diagram and write us your requirements: 1. Extended length(mm) “L”: 2. Stroke(mm) “A”: 3. Rod diameter(mm) “d”: 4. Cylinder diame...
    Read more
  • How to install gas spring

    When you purchase your gas strut, we recommend using those with ball joints that will help to alleviate uneven wearing of the piston rod and the seals. Place the cup of the baring over the ball joint and fit with the piston rod down within 60 degrees to the vertical.  Si...
    Read more
  • Gas spring application in industry

    In order to meet different requiements for installation, Changzhou Double Machinery can provide various types of  lift supports including gas spring, lockable gas spring, stainless steel gas spring, damper, pull gas spring, linear actuator. Gas springs are pneumatic forc...
    Read more
  • Gas spring introduction

    The gas spring is a kind of part that can realize the functions of support, buffering, braking, height and angle adjustment. In engineering machinery, it is mainly used in covers, doors and other parts. The gas spring is mainly composed of a piston rod, a piston, a sealing guide sleeve, a filler,...
    Read more
  • Inspection standard of gas spring spare parts

    1. Dimensions: The inspection of the size is mainly the use of calipers, the content of which is: all dimensions meet the requirements of the drawings, the width of the spring piece in the joint is not more than 6.7mm. 2. Plastic joints: The inspection of plastic joints is mainly the use of inspe...
    Read more
  • Selection and installation of stainless steel gas spring

    What are the components of stainless steel gas springs for the purchase and installation of stainless steel gas springs? It mainly includes a sleeve and a piston as well as a piston rod. So how to choose stainless steel gas springs, what is the installation procedure? The stainless steel gas spri...
    Read more
  • The use of gas springs in automobiles

    Gas spring: replaces the metal spring with the compressibility of the gas. The biggest advantage of a gas spring is that it has a variable stiffness, which gradually increases the stiffness as the gas is continuously compressed, and this increase is a continuous gradual process, unlike a metal sp...
    Read more
  • What cause gas spring fracturing

    When the gas spring is used improperly, it will be broken when it is used improperly. Then, when using the gas spring, it will break? Today, I will summarize the situation in which the use of gas springs will cause breakage: 1. If the mandrel is too small or the spring is used horizontally, the g...
    Read more

WhatsApp Online Chat !