Tension springs

Legend

d		Wire diameter
Dm		Mean diameter
Do		Outside diameter
Lo		Free length
Ln		Length at maximum elongation
fn		Maximum elongation
Fn		Spring force at loaded length
c		Spring rate [N/mm]
Fo		Pre-tension [N]

1 kg = 9,80665 Newton

1 N = 0,10197 kg

All dimensions are in millimeters.

Article code	d	Dm	Lo	fn	Fn	R	Material	Price
T3470	3.75 mm	39.20 mm	285.50	507.00 mm	332.50	0.56	Springsteel	€8.25
Tier prices From 5 pieces €7.01 (€7.01 p/st.) p/p. From 10 pieces €6.18 (€6.18 p/st.) p/p. From 25 pieces €5.37 (€5.37 p/st.) p/p. From 50 pieces €4.18 (€4.18 p/st.) p/p. From 100 pieces €3.31 (€3.31 p/st.) p/p. From 250 pieces €2.48 (€2.48 p/st.) p/p. From 500 pieces €2.18 (€2.18 p/st.) p/p. From 750 pieces €1.82 (€1.82 p/st.) p/p. From 1000 pieces €1.59 (€1.59 p/st.) p/p. From 2000 pieces €1.49 (€1.49 p/st.) p/p. Order T3470 Tension spring springsteel ø 3,75x39,20x285,50 mm In Stock Total price €8.25 (€8.25 p/st.) Qty More information Lowest price guarantee Delivery within 3-8 working days More than 25 years of technical craftsmanship
T3480	4.25 mm	16.80 mm	66.80	10.40 mm	854.00	70.10	Springsteel	€6.78
Tier prices From 5 pieces €5.76 (€5.76 p/st.) p/p. From 10 pieces €5.29 (€5.29 p/st.) p/p. From 25 pieces €5.03 (€5.03 p/st.) p/p. From 50 pieces €3.36 (€3.36 p/st.) p/p. From 100 pieces €2.77 (€2.77 p/st.) p/p. From 250 pieces €2.08 (€2.08 p/st.) p/p. From 500 pieces €1.83 (€1.83 p/st.) p/p. From 750 pieces €1.52 (€1.52 p/st.) p/p. From 1000 pieces €1.33 (€1.33 p/st.) p/p. From 2000 pieces €1.25 (€1.25 p/st.) p/p. Order T3480 Tension spring springsteel ø 4,25x16,80x66,80 mm In Stock Total price €6.78 (€6.78 p/st.) Qty More information Lowest price guarantee Delivery within 3-8 working days More than 25 years of technical craftsmanship
T3490	4.25 mm	16.80 mm	92.30	16.60 mm	854.00	43.81	Springsteel	€6.78
Tier prices From 5 pieces €5.76 (€5.76 p/st.) p/p. From 10 pieces €5.29 (€5.29 p/st.) p/p. From 25 pieces €5.03 (€5.03 p/st.) p/p. From 50 pieces €3.36 (€3.36 p/st.) p/p. From 100 pieces €2.77 (€2.77 p/st.) p/p. From 250 pieces €2.08 (€2.08 p/st.) p/p. From 500 pieces €1.83 (€1.83 p/st.) p/p. From 750 pieces €1.52 (€1.52 p/st.) p/p. From 1000 pieces €1.33 (€1.33 p/st.) p/p. From 2000 pieces €1.25 (€1.25 p/st.) p/p. Order T3490 Tension spring springsteel ø 4,25x16,80x92,30 mm In Stock Total price €6.78 (€6.78 p/st.) Qty More information Lowest price guarantee Delivery within 3-8 working days More than 25 years of technical craftsmanship
T350	0.63 mm	2.37 mm	9.70	0.00 mm	26.20	12.10	Springsteel	€2.39
Tier prices From 5 pieces €2.03 (€2.03 p/st.) p/p. From 10 pieces €1.79 (€1.79 p/st.) p/p. From 25 pieces €1.47 (€1.47 p/st.) p/p. From 50 pieces €1.20 (€1.20 p/st.) p/p. From 100 pieces €0.98 (€0.98 p/st.) p/p. From 250 pieces €0.55 (€0.55 p/st.) p/p. From 500 pieces €0.36 (€0.36 p/st.) p/p. From 750 pieces €0.27 (€0.27 p/st.) p/p. From 1000 pieces €0.23 (€0.23 p/st.) p/p. From 2000 pieces €0.20 (€0.20 p/st.) p/p. Order T350 Tension spring springsteel ø 0,63x2,37x9,70 mm In Stock Total price €2.39 (€2.39 p/st.) Qty More information Lowest price guarantee Delivery within 3-8 working days More than 25 years of technical craftsmanship
T3500	4.25 mm	16.80 mm	130.60	25.90 mm	854.00	28.04	Springsteel	€6.78
Tier prices From 5 pieces €5.76 (€5.76 p/st.) p/p. From 10 pieces €5.29 (€5.29 p/st.) p/p. From 25 pieces €5.03 (€5.03 p/st.) p/p. From 50 pieces €3.36 (€3.36 p/st.) p/p. From 100 pieces €2.77 (€2.77 p/st.) p/p. From 250 pieces €2.08 (€2.08 p/st.) p/p. From 500 pieces €1.83 (€1.83 p/st.) p/p. From 750 pieces €1.52 (€1.52 p/st.) p/p. From 1000 pieces €1.33 (€1.33 p/st.) p/p. From 2000 pieces €1.25 (€1.25 p/st.) p/p. Order T3500 Tension spring springsteel ø 4,25x16,80x130,60 mm In Stock Total price €6.78 (€6.78 p/st.) Qty More information Lowest price guarantee Delivery within 3-8 working days More than 25 years of technical craftsmanship
T3510	4.25 mm	25.70 mm	81.10	27.10 mm	625.00	19.58	Springsteel	€6.78
Tier prices From 5 pieces €5.76 (€5.76 p/st.) p/p. From 10 pieces €5.29 (€5.29 p/st.) p/p. From 25 pieces €5.03 (€5.03 p/st.) p/p. From 50 pieces €3.36 (€3.36 p/st.) p/p. From 100 pieces €2.77 (€2.77 p/st.) p/p. From 250 pieces €2.08 (€2.08 p/st.) p/p. From 500 pieces €1.83 (€1.83 p/st.) p/p. From 750 pieces €1.52 (€1.52 p/st.) p/p. From 1000 pieces €1.33 (€1.33 p/st.) p/p. From 2000 pieces €1.25 (€1.25 p/st.) p/p. Order T3510 Tension spring springsteel ø 4,25x25,70x81,10 mm In Stock Total price €6.78 (€6.78 p/st.) Qty More information Lowest price guarantee Delivery within 3-8 working days More than 25 years of technical craftsmanship
T3520	4.25 mm	25.70 mm	106.60	43.40 mm	625.00	12.24	Springsteel	€6.78
Tier prices From 5 pieces €5.76 (€5.76 p/st.) p/p. From 10 pieces €5.29 (€5.29 p/st.) p/p. From 25 pieces €5.03 (€5.03 p/st.) p/p. From 50 pieces €3.36 (€3.36 p/st.) p/p. From 100 pieces €2.77 (€2.77 p/st.) p/p. From 250 pieces €2.08 (€2.08 p/st.) p/p. From 500 pieces €1.83 (€1.83 p/st.) p/p. From 750 pieces €1.52 (€1.52 p/st.) p/p. From 1000 pieces €1.33 (€1.33 p/st.) p/p. From 2000 pieces €1.25 (€1.25 p/st.) p/p. Order T3520 Tension spring springsteel ø 4,25x25,70x106,60 mm In Stock Total price €6.78 (€6.78 p/st.) Qty More information Lowest price guarantee Delivery within 3-8 working days More than 25 years of technical craftsmanship
T3530	4.25 mm	25.70 mm	144.80	67.80 mm	625.00	7.83	Springsteel	€8.25
Tier prices From 5 pieces €7.01 (€7.01 p/st.) p/p. From 10 pieces €6.18 (€6.18 p/st.) p/p. From 25 pieces €5.37 (€5.37 p/st.) p/p. From 50 pieces €4.18 (€4.18 p/st.) p/p. From 100 pieces €3.31 (€3.31 p/st.) p/p. From 250 pieces €2.48 (€2.48 p/st.) p/p. From 500 pieces €2.18 (€2.18 p/st.) p/p. From 750 pieces €1.82 (€1.82 p/st.) p/p. From 1000 pieces €1.59 (€1.59 p/st.) p/p. From 2000 pieces €1.49 (€1.49 p/st.) p/p. Order T3530 Tension spring springsteel ø 4,25x25,70x144,80 mm In Stock Total price €8.25 (€8.25 p/st.) Qty More information Lowest price guarantee Delivery within 3-8 working days More than 25 years of technical craftsmanship
T3540	4.25 mm	25.70 mm	208.60	108.50 mm	625.00	4.90	Springsteel	€9.12
Tier prices From 5 pieces €7.75 (€7.75 p/st.) p/p. From 10 pieces €6.84 (€6.84 p/st.) p/p. From 25 pieces €5.48 (€5.48 p/st.) p/p. From 50 pieces €4.61 (€4.61 p/st.) p/p. From 100 pieces €3.69 (€3.69 p/st.) p/p. From 250 pieces €2.77 (€2.77 p/st.) p/p. From 500 pieces €2.43 (€2.43 p/st.) p/p. From 750 pieces €2.03 (€2.03 p/st.) p/p. From 1000 pieces €1.77 (€1.77 p/st.) p/p. From 2000 pieces €1.66 (€1.66 p/st.) p/p. Order T3540 Tension spring springsteel ø 4,25x25,70x208,60 mm In Stock Total price €9.12 (€9.12 p/st.) Qty More information Lowest price guarantee Delivery within 3-8 working days More than 25 years of technical craftsmanship
T3550	4.25 mm	43.30 mm	109.20	84.30 mm	406.00	4.09	Springsteel	€6.78
Tier prices From 5 pieces €5.76 (€5.76 p/st.) p/p. From 10 pieces €5.29 (€5.29 p/st.) p/p. From 25 pieces €5.03 (€5.03 p/st.) p/p. From 50 pieces €3.36 (€3.36 p/st.) p/p. From 100 pieces €2.77 (€2.77 p/st.) p/p. From 250 pieces €2.08 (€2.08 p/st.) p/p. From 500 pieces €1.83 (€1.83 p/st.) p/p. From 750 pieces €1.52 (€1.52 p/st.) p/p. From 1000 pieces €1.33 (€1.33 p/st.) p/p. From 2000 pieces €1.25 (€1.25 p/st.) p/p. Order T3550 Tension spring springsteel ø 4,25x43,30x109,20 mm In Stock Total price €6.78 (€6.78 p/st.) Qty More information Lowest price guarantee Delivery within 3-8 working days More than 25 years of technical craftsmanship
T3560	4.25 mm	43.30 mm	134.70	134.90 mm	406.00	2.56	Springsteel	€8.25
Tier prices From 5 pieces €7.01 (€7.01 p/st.) p/p. From 10 pieces €6.18 (€6.18 p/st.) p/p. From 25 pieces €5.37 (€5.37 p/st.) p/p. From 50 pieces €4.18 (€4.18 p/st.) p/p. From 100 pieces €3.31 (€3.31 p/st.) p/p. From 250 pieces €2.48 (€2.48 p/st.) p/p. From 500 pieces €2.18 (€2.18 p/st.) p/p. From 750 pieces €1.82 (€1.82 p/st.) p/p. From 1000 pieces €1.59 (€1.59 p/st.) p/p. From 2000 pieces €1.49 (€1.49 p/st.) p/p. Order T3560 Tension spring springsteel ø 4,25x43,30x134,70 mm In Stock Total price €8.25 (€8.25 p/st.) Qty More information Lowest price guarantee Delivery within 3-8 working days More than 25 years of technical craftsmanship
T3570	4.25 mm	43.30 mm	173.00	210.70 mm	406.00	1.64	Springsteel	€8.25
Tier prices From 5 pieces €7.01 (€7.01 p/st.) p/p. From 10 pieces €6.18 (€6.18 p/st.) p/p. From 25 pieces €5.37 (€5.37 p/st.) p/p. From 50 pieces €4.18 (€4.18 p/st.) p/p. From 100 pieces €3.31 (€3.31 p/st.) p/p. From 250 pieces €2.48 (€2.48 p/st.) p/p. From 500 pieces €2.18 (€2.18 p/st.) p/p. From 750 pieces €1.82 (€1.82 p/st.) p/p. From 1000 pieces €1.59 (€1.59 p/st.) p/p. From 2000 pieces €1.49 (€1.49 p/st.) p/p. Order T3570 Tension spring springsteel ø 4,25x43,30x173,00 mm In Stock Total price €8.25 (€8.25 p/st.) Qty More information Lowest price guarantee Delivery within 3-8 working days More than 25 years of technical craftsmanship

ORDERING TENSION SPRINGS

The tension spring is one of the most widely used springs and can be found in all kinds and sizes, as trampoline springs for instance. These springs are manufactured mainly from spring steel or stainless spring steel. You can easily order your extension spring online. You can choose from the following types of materials:

Springsteel wire in accordance with EN-10270-1-SH, wire surface oiled. Tolerances in accordance with DIN 2097-2. German loops, closed, position arbitrary.
Stainless springsteel wire in accordance with EN-10270-3-SH, alloy number 1.4310. Tolerances in accordance with DIN 2097-2.

All tension springs are manufactured in accordance with default DIN standards and can be delivered from stock. Do you want to purchase extension springs? These will be delivered to you within 3-8 days.

Calculate the right type of tension spring

Use our spring calculator to determine which tension spring you will be needing. Subsequently you can easily purchase this spring from this web shop.

Need advice?

Do you have questions about articles or can you use support for your project? Personal advice is always within reach at Alcomex. We are happy to help you with a suitable solution.

+31 22 636 3666 info@alcomex.nl Chat with an employee Locations

Tension springs

Legend

Order T3470

Order T3480

Order T3490

Order T350

Order T3500

Order T3510

Order T3520

Order T3530

Order T3540

Order T3550

Order T3560

Order T3570

ORDERING TENSION SPRINGS

Calculate the right type of tension spring

Need advice?