DIN1480 turnbuckle is a tension adjustment device that complies with the German DIN1480 standard. It consists of a left-hand screw, a right-hand screw and an intermediate sleeve. The screws at both ends can be extended and retracted by rotating the sleeve to adjust the tension of the rope or cable. The materials are mainly carbon steel (hot-dip galvanized), 304 stainless steel, and 316 stainless steel. The galvanized carbon steel is suitable for dry industrial scenes. 304 stainless steel is resistant to ordinary corrosion, and 316 stainless steel has excellent resistance to salt spray and acid and alkali. It is widely used in fields that require precise tension adjustment, such as machinery manufacturing, construction installation, and ship mooring.
Stock no. | SIZE (mm) | L (mm) | L1 (mm) | B (mm) | D (mm) | D1 (mm) | I (mm) |
HS4020201 | 6 | 110 | 60 | 53 | 10 | 19 | 4.5 |
HS4020202 | 8 | 110 | 60 | 55 | 12 | 25 | 6.5 |
HS4020203 | 10 | 125 | 65 | 60 | 14 | 30 | 8 |
HS4020204 | 12 | 125 | 75 | 70 | 18 | 39 | 10.5 |
HS4020205 | 16 | 170 | 100 | 90 | 22 | 48 | 13 |
HS4020206 | 20 | 200 | 115 | 100 | 25 | 65 | 20 |
Standard specifications, reliable precision: Strictly follow the DIN1480 standard to ensure smooth adjustment without jamming, and meet the requirements of tension-sensitive scenes.
Various materials, strong corrosion resistance: After galvanizing, carbon steel can effectively prevent rust in dry and slightly humid environments, and the service life can reach more than 5 years; 304 stainless steel can resist atmospheric corrosion and is suitable for outdoor buildings and other scenes; 316 stainless steel contains molybdenum elements and has excellent salt spray resistance. The service life can reach more than 10 years in highly corrosive environments such as oceans and chemicals.
Stable structure and good bearing capacity: The intermediate sleeve is made of forging or casting technology, with high tensile strength, which can meet the needs of medium and heavy tension adjustment and is not easy to deform during force.
Easy operation and high safety: The surface of the sleeve is designed with diamond patterns or hexagonal heads, which is convenient for wrench operation and has high adjustment efficiency; some models are equipped with anti-loosening devices, such as locking nuts or spring washers, to prevent thread loosening in a vibrating environment and improve safety.
Flexible connection and wide adaptability: The screws at both ends can be designed into different connection forms such as hook, ring, fork, etc. according to needs. They can be adapted to a variety of connectors and can be installed without additional adapters, which improves the assembly efficiency of the system.
Mechanical manufacturing: In the transmission system of various mechanical equipment, it is used to adjust the tension of belts and chains to ensure smooth operation of the equipment; during the installation and commissioning of machine tools, the horizontality and verticality of the equipment can be calibrated by adjusting the turnbuckles.
Building and installation engineering: In building construction, it is used to adjust the cable tension of scaffolding to ensure the stability of the scaffolding; during the installation of steel structures, the connection tension between steel components can be adjusted to make the structure evenly stressed.
Shipping and port industry: It is used to control the tension of mooring ropes on ships to ensure the stability of ships when docked; the turnbuckles are also used in the lifting equipment and loading and unloading machinery of the port to adjust the tension of steel cables.
Power engineering: In the process of erecting power lines, it is used to adjust the tension of conductors to ensure the safe operation of the lines; in the equipment installation of substations, it can be used to fix and adjust the tension of various cables.
Q1: How to choose the connection form of DIN1480 turnbuckles?
A: The hook-type connection is easy to install and is suitable for temporary or quick connection scenarios, but the load-bearing capacity is relatively low and is not suitable for long-term load-bearing; the ring-type connection is fixed by a pin shaft, the load-bearing is stable, and it is suitable for long-term fixed occasions; the fork-type connection is used to connect with parts such as ear plates and needs to be used with bolts. The appropriate connection form should be selected according to the specific connection requirements and load-bearing requirements.
Q3: What should I do if the thread is rusted and stuck during use?
A: First, clean the rust and debris on the thread surface with kerosene or rust remover, and then apply an appropriate amount of grease. For example, molybdenum-based grease can be used for stainless steel, and lithium-based grease can be used for carbon steel. Then use a wrench to slowly turn the sleeve to adjust. If the rust is severe and the thread is deformed, a new turnbuckle should be replaced, and it should not be forced.
Q3: How to prevent the turnbuckle from loosening in a vibrating environment?
A: It is preferred to choose models with anti-loosening devices, such as turnbuckles with locking nuts. Tighten the locking nuts during installation. For models without anti-loosening devices, thread glue can be applied to the threaded connection to enhance the friction between the threads and prevent loosening. At the same time, regularly check and tighten the turnbuckles.
Q3: What is the price difference between DIN1480 turnbuckles of different materials?
A: The price of carbon steel galvanized models is relatively low, usually 50%-60% of 304 stainless steel models; 316 stainless steel models are more expensive, about 1.5-2 times that of 304 stainless steel models. When choosing, the use environment and cost budget should be comprehensively considered. It is recommended to give priority to 316 stainless steel models in highly corrosive environments.
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