Grounded Bars
Our Grounded Bars are manufactured using advanced centerless grinding and precision finishing processes to ensure exceptional dimensional accuracy, superior surface finish, and enhanced concentricity. Designed to meet the demanding requirements of precision engineering, machining, and high-performance industrial applications, our ground bars deliver consistent quality and extended service life across various industries.
The production process includes strict quality control at every stage from premium raw material selection to controlled rolling and precision grinding operations. The grinding process removes surface imperfections and ensures tight diameter tolerances with excellent roundness and straightness. The smooth and refined surface finish reduces machining allowances, improves component fitment, and enhances operational efficiency.
We maintain close tolerance grades and comply with international industry standards to supply reliable and high-performance ground bars suitable for critical applications. Whether used for precision shafts, hydraulic rods, automotive components, or high-speed rotating parts, our ground bars are developed to provide durability, accuracy, and dependable performance under demanding operating conditions.
| Parameter | Specification |
|---|---|
| Size Tolerance | h7, h8, h9, f7 or as per customer requirement (as per EN 10278 / ASTM A484). |
| Surface Finish | Centerless Ground & Polished finish. |
| Size Range | 5mm to 150mm Diameter (Round Bars). |
| Grades | AISI 303, 304L, 316L, 420, 430F, 431, 17-4PH, 2205, DIN 1.4305, 1.4307, 1.4404, 1.4021, 1.4028, 1.4034, 1.4104, 1.4057, 1.4542, 1.4462, etc. |
| Roundness | High precision roundness with controlled concentricity. |
| Straightness | Up to 0.25mm/meter or as per customer specification. |
| Surface Roughness | Ra value up to 0.2 – 0.8 microns (as required). |
| Crack Test | Magnetic Particle Inspection (MPI) on request. |
| Ultrasonic Inspection | As per ASTM A388 or as required. |
| Heat Treatment | Annealed, Solution Annealed, Quenched & Tempered (QT), Stress Relieved, etc. |
| Specifications | As per EN, ASTM, DIN, JIS, BS, ASME, GOST, AISI/NACE MR0175. |
| Material Quality | Cold Drawn & Ground, Peeled & Ground, Bright & Ground finish available. |
| MTC | Material Test Certificate as per EN 10204 / 3.1 |
| Melting Route | E.F. + A.O.D. / V.O.D. + C.C.M. Process Route material supplied. |