SquareLock Style (SL)

SquareLock tubing is produced from a continuous metal strip, and is held in position by locking one leg of one profile over the leg of the adjacent profile.

Order Number

Trade
Size

Inside Diameter

Outside Diameter

Weight

 Breaking Load Min

ZZ-SL-002

1/8”
3.5mm

0.140”
3.5mm

0.200”
5.1mm

0.017lb/ft
0.026kg/m

60lbs.
27kgs

ZZ-SL-0025

5/32”
4mm

0.156”
4.0mm

0.235”
6.0mm

0.030 lb/ft
0.045 Kg/m

145 lbs.
66 Kg

ZZ-SL-003

3/16”
5mm

0.188”
4.8mm

0.266”
6.8mm

0.033lb/ft
0.049 Kg/m

150 lbs.
68 Kg

ZZ-SL-0035

7/32”
5.5mm

0.218”
5.6mm

0.303”
7.7mm

0.040 lb/ft
0.059 Kg/m

155 lbs.
70 Kg

ZZ-SL-004

1/4”
6mm

0.250”
6.4mm

0.329”
8.4mm

0.041 lb/ft
0.061 Kg/m

190 lbs.
86 Kg

ZZ-SL-0045

9/32”
7mm

0.282”
7.2mm

0.375”
9.5mm

0.048 lb/ft
0.072 Kg/m

200 lbs.
91 Kg

ZZ-SL-005

5/16”
8mm

0.313”
8.0mm

0.410”
10.9mm

0.055 lb/ft
0.082 Kg/m

200 lbs.
91 Kg

ZZ-SL-006

3/8”
9.5mm

0.375”
9.5mm

0.500”
12.7mm

0.088 lb/ft
0.131 Kg/m

225 lbs.
102 Kg

ZZ-SL-008

1/2”
12.7mm

0.500”
12.7mm

0.625”
15.9mm

0.106 lb/ft
0.157 Kg/m

250 lbs.
113 Kg

Doublelock style(DL)

Doublelock metal strip and the edges of the strip are completely interlocked with each other.  This offers increased crush protection, and higher axial strength.

OrderNumber

Trade
Size

Inside Diameter

Outside Diameter

Weight

Breaking Load Min

ZZ-DL-003

3/16”
5mm

0.188”
4.8mm

0.266”
6.8mm

0.041 lb/ft
0.060 Kg/m

190 lbs.
86 Kg

ZZ-DL-0035

7/32”
5.5mm

0.218”
5.5mm

0.303”
7.7mm

0.045 lb/ft
0.067 Kg/m

200 lbs.
91 Kg

ZZ-DL-004

1/4”
6mm

0.250”
6.4mm

0.329”
8.4mm

0.046 lb/ft
0.068 Kg/m

250 lbs.
113 Kg