Specification
- ISO Specifications: Basic Dimensions: ISO 2901, DIN 103 & Gauging Practice: DIN 103 (9) : 1985.
- IS Specifications: Basic Dimensions: IS 7008 : 1988, IS 7008 (4) : 1999 & Gauging Practice: DIN 103 (9) : 1985.
Manufacturing Range :
- Thread Plugs, Thread Rings, Check Plugs & Wear Check Plugs of Diameter from 8 mm to 355 mm and pitches from 1.5 mm to 12 mm.
| Gauge Type | Diameter Range(MM) | Pitches in mm | Tolerance Class |
| Thread Plug Gauges. | 8 - 300 | 1.5, 2, 3, 4, 5, 6, 7, 8, 10, 12 Pitches not covered here can be supplied if customer requests |
As given in below Table |
| Thread Ring Gauges. | 8 - 260 | 1.5, 2, 3, 4, 5, 6, 7, 8, 10, 12 Pitches not covered here can be supplied if customer requests |
As given in below Table |
| Plain Plugs to check Minor Diameter of Internal Threads | 8 - 285 | ||
| Plain Rings to check Major Diameter of External Threads. | 8 - 285 | ||
| Check Plug Gauges | To check NEW Go & Nogo Ring Gauges as given above. | ||
| Wear Check Plug Gauges | To check / calibrate USED Go & Nogo Ring Gauges as given above. | ||
| Check Ring Gauges | To check NEW Go & Nogo Plug Gauges as given above. | ||
| Wear Check Ring Gauges | To check / calibrate USED Go & Nogo Plug Gauges as given above. | ||
TRAPEZOIDAL GAUGES FOR PVC PIPEAS PER IS 12818 – 1992, for sizes DN 100, DN 125, DN 150, DN 175 & DN 200, can be supplied.
Tolerance Class
|
Tolerance classes for Internal Threads (Plug Gauges) | Tolerance classes for External Threads (Ring Gauges) | ||||
| Tolerance position 'H' | Tolerance position 'e' | Tolerance position 'c' | ||||
| N | L | N | L | N | L | |
| Medium | 7H | 8H | 7e | 8e | - | - |
| Coarse | 8H |
9H |
8c | 9c | ||