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There are many names of spring wire in the wire industry, and spring wire is a kind of equipment connection wire, and it also has its special term. The following is the classification and explanation of the special term of spring wire for your reference and understanding.

Classification and explanation of special terms of spring wire:

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1. Spring coil diameter D: the outer diameter of the spring coil;

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2. Spring wire diameter d: the diameter of the copper wire used to manufacture the spring wire;

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3. The inner diameter of the spring wire D1: the inner diameter of the spring wire;

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4. The length of the spring wire A: the total length of the straight line required to wind the spring wire;

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5. The length of the tail of the spring wire: the tails at the two ends are represented by L1 and L2 respectively;

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6. Spring wire helix length L: the static length of the spring wire under no external force;

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7. The working length of the spring wire L0: the dynamic length of the spring wire when it sits down under external force;

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8. Spiral direction: there are left and right rotations, and right-handed rotation is commonly used.

The above is the classification and explanation of the special nouns about the spring wire shared with you. I hope you will be helpful when using the spring wire.