Pump Shaft Quality Bars
Pump Shaft Quality Bar
Pump Shaft Quality Bars are superior quality precision bars with high finishing. PSQ Bars have a higher tolerance and better straightness than round bars and this makes them a higher premium product. Being manufactured in different sizes and using different specifications, PSQ bars can easily be used directly in pump shaft, cylinder shaft, and piston shafts.
| Size Range | 6mm- 100mm (1/4 - 4 inch) |
| Size Tolerance | j6, e6, h6, f6, f7, h7, f8, h8, h9, 1/2 of A484 etc |
| Length | 1 meter upto 8 meters (upto 26 feet) |
| Ovality | Half of diameter tolerance |
| Heat Treatment | Annealed, Solution Annealed, Quenched & Tempered (QT), Hardened & Tempered (HT). Quenched & Double Tempered (QDT) |
| Straightness | 0.25 mm per meter max (0.0015" per feet) |
| Surface Finish | Ra - 0.2 um / 12 RMS max |
| Chamfering | Available in 30, 45 & 60 degree through fully automatic both-end chamfering machine |
| Crack Test | Eddy Current Testing through Circograph (from Dr. Foerster Germany) and Magnetic Particle Inspection (MPI) |
| Ultrasonic Test | 100% tested through Digital Ultrasonic Flaw Detector, as per ASTM A-388, EN 10308 (class 1 to 4), API 6A/ISO 10423:2003-PSL 3. SEP 1920: 1984 (class A, B, C) MIL STD 2154 |
| Length Tolerance | Available in special cut to length bars in tolerance - 0/+10mm (-0 +0.5 inch) |
| Grades | 303, 304L, 310S, 316L, 316Ti, 321, 403, 410, 416, 420, 420B, 420C, 430F, 431, 17-4ph, Duplex F51 (2205), 1.4305, 1.4307, 1.485, 1.404, 1.4571, 1.4541, 1.4006, 1.4005, 1.4021, 1.4028, 1.4034, 1.4104, 1.4057, 1.4542, 1.4462 |
| Packaging | Packaging is done using a variety of protective materials, & distance rings, and then placed in the strong plywood boxes to ensure safety of material during transportation |