Square Locked Tube (SL)

New product

The Square Locked tube (SL) is produced from a continues metal strip which is locked into position by one overlapping joint. The highly flexible tube provides excellent mechanical protection without stretching or binding.

Its small size and ruggedness makes it ideal for protecting fiber optic bundles and sensor cables, medical equipments, robotics, fiber scopes, or light guides.

More details

Delivery: 3 to 6 weeks

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The Square Locked tube is produced from a continues metal strip which is locked into position by one overlapping joint. The highly flexible tube provides excellent mechanical protection without stretching or binding.

Its small size and ruggedness makes it ideal for protecting fiber optic bundles and sensor cables, medical equipments, robotics, fiber scopes, or light guides. Square Locked tubes are available in various materials and optional sheathing.

Applications

  • Communication equipment 
  • Optical fiber and sensor cable 
  • Medical equipment 
  • Endoscopes / Boroscopes 
  • Robotic systems
  • Fiber scopes & light guides

Features

  • General purpose stock item 
  • Lightweight
  • Pliable and non-stretch 
  • High tensile strength 
  • High crush resistance 
  • Excellent bending

Tube Material

  • Stainless steel (standard)
  • Titanium
  • Aluminum
  • Copper
  • Brass

Sheathing Material

  • Soft Polyvinyl-Chloride (PVC)
  • Polyurathane (PUR)
  • Olefin Elastomer
  • Silicon rubber (S)
  • Polyester (PE)
  • Fluorocarbon resin (ETFE, FEP)

Standard delivery length

The small size tubes are delivered in standard length of ~ 100 m. Check in the table below for a detailed information by tube diameter.

Special lengths

Special cut lengths and packaging can be offered upon request. Contact us for more information.

Specifications

Notes:

  • ID = Inside Diameter
  • OD = Outside Diameter
  • SL-xxx = Square Locked Tube WITHOUT sheathing
  • SLP-xxx = Square Locked Tube WITH PVC sheathing
  • SLU-xxx = Square Locked Tube WITH PUR sheathing
  • Only some of the product variations are described in the table below
Standard types
With sheathing
Standard Length (m)
Model
ID 
mm
(± 0.2) 
OD 
mm
(± 0.2) 
Bend radius mm
(± 5) 
Weight (g/m)
Model
OD 
mm
(± 0.2) 
Weight (g/m)
SL-1.2N 1.2
(± 0.1)

2.3
(± 0.1)
23 12

SLP-1.2N
SLU-1.2N

3.0 18 100
SL-1.5N 1.5
(± 0.1)
2.6
(± 0.1)
23 14 SLP-1.5N
SLU-1.5N
3.4 20 100
SL-1.8N 1.8 2.9 23 15 SLP-1.8N
SLU-1.8N
3.7 25 100
SL-2.2N 2.2 3.4 20 16 SLP-2.2N
SLU-2.2N
4.4 38 100
SL-2.6N 2.6 3.8 20 19 SLP-2.6N
SLU-2.6N
4.8 40 100
SL-3.0N 3.0 4.6 18 30 SLP-3.0N
SLU-3.0N
6.1 60 100
SL-3.2N 3.2 4.8 18 32 SLP-3.2N
SLU-3.2N
6.3 62 100
SL-3.5N 3.5 5.0 19 34 SLP-3.5N
SLU-3.5N
6.5 65 100
SL-4.0N 4.0 5.6 19 36 SLP-4.0N
SLU-4.0N
7.0 66 100
SL-4.5N 4.5 6.3 19 40 SLP-4.5N
SLU-4.5N
7.5 68 100
SL-5.0N 5.0 7.0 24 45 SLP-5.0N
SLU-5.0N
8.5 70 100
SL-5.5N 5.5 7.5 24 52 SLP-5.5N
SLU-5.5N
8.7 85 100
SL-6.0N 6.0 8.0 25 60 SLP-6.0N
SLU-6.0N
9.2 100 100
SL-7-0N 7.0 9.0 27 62 SLP-7.0N
SLU-7.0N
10.0 116 100
SL-8.0N 8.0 10.0 30 75 SLP-8.0N
SLU-8.0N
11.4 120 100
SL-9.0N 9.0 12.3 31 110 SLP-9.0N
SLU-9.0N
14.2 
(± 0.3)
170 50
SL-10.0N 10.0 12.7 32 (± 8) 115 SLP-10.0N
SLU-10.0N
14.7 
(± 0.3)
175 50
SL-11.0N 11.0 13.7 33 (± 8) 120 SLP-11.0N
SLU-11.0N
15.9 
(± 0.3)
180 50
SL-12.0N 12.0 14.8 33 (± 8) 130 SLP-12.0N
SLU-12.0N
16.6 
(± 0.3)
200 50
SL-13.0N 13.0 15.8 31 (± 8) 135 SLP-13.0N
SLU-13.0N
17.7 
(± 0.3)
210 50
SL-14.0N 14.0 16.7
(± 0.3)
36 (± 8) 170 SLP-14.0N
SLU-14.0N
19.0 
(± 0.3)
260 50
SL-15.0N 15.8
(± 0.3)
18.9
(± 0.3)
36 (± 10) 210 SLP-15.0N
SLU-15.0N
21.0 
(± 0.3)
310 50
SL-19.0N 19.1
(± 0.3)
22.5
(± 0.3)
50 (± 10) 215 SLP-19.0N
SLU-19.0N
24.5 
(± 0.3)
325 20
SL-22.0N 20.8
(± 0.3)
24.8
(± 0.3)
70 (± 15) 225 SLP-22.0N 26.8 
(± 0.5)
565 20
SL-25.0N 25.4
(± 0.3)
29.2
(± 0.5)
80 (± 15) 340 SLP-25.0N 32.0 
(± 0.5)
580 20
SL-28.0N 26.4
(± 0.5)
30.9
(± 0.5)
80 (± 15) inquire SLP-28.0N 33.0 
(± 0.5)
inquire 15
SL-31.0N 30.6
(± 0.5)
31.8
(± 0.5)
90 (± 15) inquire SLP-31.0N 39.5 
(± 0.5)
inquire 15
SL-36.0N

35.0
(± 0.5)

39.5
(± 0.5)
100 (± 15) inquire SLP-36.0N 41.8 
(± 0.5)
inquire 15
SL-39.0N 38.1
(± 0.8)
42.1
(± 0.8)
110 (± 20) inquire SLP-39.0N 46.0 
(± 0.8)
inquire 10
SL-42.0N 40.0
(± 0.8)
44.0
(± 0.8)
110 (± 20) inquire SLP-42.0N 48.0 
(± 0.8)
inquire 10
SL-51.0N 50.8
(± 0.8)
56.8
(± 0.8)
125 (± 30) inquire SLP-51.0N 60.8 
(± 1.0)
inquire 10
SL-54.0N 51.3
(± 0.8)
57.3
(± 0.8)
125 (± 30) inquire SLP-54.0N 61.3 
(± 1.0)
inquire 10

Tube specification is subject to change without notice.

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