Pi Tape / Diameter Tape
Pi tapes,also known as Diameter tapes provide a quick, accurate and easy method of reading true diameters of round parts and average diameter of out-of-round forms —— outside or inside，large or small.
As per our client request，the π tape or Diameter Vernier tape can be calibrated by Third-party detection institution.
π Tape / Diameter Tape
Pi tapes or Diameter Vernier tapes，due to their exceptional design, the diameter can be got by the circumference, the error of measure result is 1/π less compared to traditional Vernier calipers, ensuring more accurate results.
Resolution:0.02mm /.001” ，（0.01mm / .0005” available upon request）
Measuring range from Ø50mm / 2” to Ø9600mm /384” （larger size tape available upon request.
Made of stainless steel 301 or spring steel 65Mn.
Our uniquely crafted matte Pi Tapes / Diameter Tapes, featuring a matte finish, is easy on the eyes, with no glare on the marked surface even under bright light.
Pi Tape / Diameter Tape Ø2400mm - Ø2700mm with matte finish
π tape / diameter vernier tape
| Pi tape production | diameter tape calibration |
For Pi tape / diameter vernier tape，specialty sizes available upon client request.
Calibration certificate of π tape / diameter tape available upon client request.
| Range | Range | Range |
|---|---|---|
| 50 - 300mm / 2-12" | 3300 - 3600mm / 132-144" | 6600 - 6900mm / 264-276" |
| 300 - 600mm / 12-24" | 3600 - 3900mm / 144-156" | 6900 - 7200mm / 276-288" |
| 600 - 900mm / 24-36" | 3900 - 4200mm / 156-168" | 7200 - 7500mm / 288-300" |
| 900 - 1200mm / 36-48" | 4200 - 4500mm / 168-180" | 7500 - 7800mm / 300-312" |
| 1200 - 1500mm / 48-60" | 4500 - 4800mm / 180-192" | 7800 - 8100mm / 312-324" |
| 1500 - 1800mm / 60-72" | 4800 - 5100mm / 192-204" | 8100 - 8400mm / 324-336" |
| 1800 - 2100mm / 72-84" | 5100 - 5400mm / 204-216" | 8400 - 8700mm / 336-348" |
| 2100 - 2400mm / 84-96" | 5400 - 5700mm / 216-228" | 8700 - 9000mm / 348-360" |
| 2400 - 2700mm / 96-108" | 5700 - 6000mm / 228-240" | 9000 - 9300mm / 360-372" |
| 2700 - 3000mm / 108-120" | 6000 - 6300mm / 240-252" | 9300 - 9600mm / 372-384" |
| 3000 - 3300mm / 120-132" | 6300 - 6600mm / 252-264" |
specialty sizes available upon request.
Frequently asked questions:
| Circumference Diameter Ruler | Range: up to 12000mm / 480” |
| Long Jaw Caliper | Range: up to 5000mm / 200". |
| Large Vemier Caliper | Range: up to 6000mm / 240". |
| Large Micrometers | Range: up to 2000mm / 80 ". |
| Large Diameter Bore Gauges | Range: up to 1500mm / 60". |
| Large Digital Caliper | Range ： up to 4000mm / 160". |
| Pipe thickness gauge | Range ： up to 120mm |
| Automatic testing machine for pipeline | Range ： as per customer's requirement |