Pressure Gauge Tube
Pressure gauge tube, also called impulse or gauge line tube, is a small-diameter precision seamless stainless steel tube used to connect pressure gauges, transmitters and instruments to process lines. It offers high accuracy, corrosion resistance and reliable sealing performance in measuring pressure and flow.
| Parameter | Value |
| Product Name | Pressure Gauge Tube |
| Material | 304, 304L, 316L, 316Ti, 321, 347H, 310S, 904L, 2205, 2507, 2520, C276 |
| Outer Diameter | 6mm–89mm / 6.35mm–88.9mm |
| Wall Thickness | 0.2mm–6mm / 0.89mm–4.78mm |
| Shape | Round Tube |
| Density | 7.93 g/cm³ (304/304L/321), 7.98 g/cm³ (310S/316/316L) |
| Application | Machinery, Automobile manufacturing, Semiconductor, Photovoltaic, Instrumentation, Hydraulic equipment, Food industry, Aerospace, Petrochemical, Pressure vessels, Heat exchangers, Automation etc. |
| Tolerance | ±0.05mm (limit ±0.02mm) |
| Length | 1000mm–12000mm (custom lengths available) |
| Surface Finish | External Ra0.6μm / Internal Ra0.4μm |
| Tensile Strength | ≥626–1270 MPa |
| Elongation | ≥40%–65% |
| Hardness | HRC 16–38 / HV 160–400 |
| Yield Strength | ≥300–1020 N/mm² |
| Process | Cold rolling |
| Features | High precision |
| Weight Calculation | Per piece or by weighing |
| Brand | SUNLIGHT STEEL |
| Sales Type | Order / Stock |
| Delivery | To designated location |
| Machining | Yes |
