Single HI-LO Welding Gauge Metric Inch Dual Scale Pipeline Tester
single HI-LO welding gauge is a professional inspection tool specially designed for pipeline welding alignment. Made of high-quality stainless steel with clear etched dual scale (metric and inch), it can accurately measure root gap and misalignment (hi-lo) of pipe butt joints. With simple operation, high accuracy and good portability, it is widely used in pipeline construction, oil and gas engineering, pressure vessel and steel structure industries for welding alignment detection and quality control.
| Measuring Range |
Root Gap: 0–8 mm Misalignment (HI-LO): 0–6 mm |
| Material | Stainless Steel |
| Scale | Metric & Inch Dual Scale |
| Accuracy | ±0.05 mm |
