Choosing the right zip tie means understanding size, bundle diameter, and tensile strength. This guide covers everything you need to select the right tie for your application.
How Are Zip Ties Measured?
Zip ties are measured in inches. Length is measured from head to tail, and width is measured side to side. The most common size is 12 inches, though options range from 3.15" to 60.24". Always ensure the tie is long enough to wrap around your bundle with room to engage the locking mechanism.
Bundle Diameter Explained
Bundle diameter refers to the size of the bundle of cables or wires that can be secured, measured in inches. When selecting a zip tie, choose one with extra diameter capacity beyond your bundle size — any excess tail can be trimmed cleanly after tightening.
Tensile Strength Explained
Tensile strength measures the level of resistance or load a zip tie can endure without the material failing under tension, typically expressed in pounds (lbs). Always refer to the minimum tensile strength rating when selecting ties for load-bearing applications.
Tensile Strength by Width
| Width (inches) | Tensile Strength (lbs) |
|---|---|
| 0.098" | 18 lbs |
| 0.142" | 40 lbs |
| 0.188" | 50 lbs |
| 0.299" | 120 lbs |
| 0.500" | 175 lbs |
Standard Nylon Zip Ties
Standard nylon zip ties are available in 4", 6", 8", 12", 14", 18", 21", and 22" lengths, ranging from 18 lbs to 250 lbs tensile strength, typically in 100-piece packs. They are suitable for the vast majority of cable management and bundling applications.
Releasable / Reusable Nylon Ties
Releasable ties are available in 6", 8", 10", 12", and 14" lengths with up to 120 lbs tensile strength. They come in multiple colors — black, white, yellow, blue, green, and red — making them ideal for color-coded applications where ties need to be adjusted or removed and reused.
Stainless Steel Zip Ties
Stainless steel variants are available in 6", 8", 10", 12", and 14" lengths with tensile strength ratings of 200–350 lbs, in 100-piece packs. These are the strongest zip ties available and are used in aerospace, industrial, marine, and offshore applications.
For any questions about which zip tie is right for your project, contact our team via live chat, email at sales@gtsegroup.com, or call us at 463-255-9942.