Definition- A Calibrated Shaft is a precision-machined shaft manufactured to accurate and uniform dimensions within tight tolerances. Its purpose is to ensure proper fit, alignment, and smooth operation with bearings, gears, or couplings. Calibrated shafts are commonly used in gearboxes, motors, automotive components, and precision industrial machinery where dimensional accuracy is critical.

Sunmach is a globally trusted manufacturer and supplier of precision-finished Calibrated Shafts, produced using high-grade Nickel-based Alloys and premium Stainless Steel materials. Each Calibrated Shaft is custom-fabricated in accordance with client-specific drawings and manufactured to meet strict dimensional accuracy standards. These made-to-order shafting solutions are designed to deliver reliable performance in highly critical and demanding industrial applications.

We are an ISO 9001:2015 certified company, demonstrating our commitment to rigorous quality standards and consistent product excellence to deliver the best of the Nickel Alloys & Stainless Steel Calibrated Shafts.

We make these Calibrated Shafts from a range of high-performance & exotic materials such as : Hastelloy® C-276, Hastelloy® C-22, Hastelloy® B-2, Monel® 400, Monel® K-500, Inconel® 600, Inconel® 625, Inconel® 718, Titanium Grade 2, Titanium Grade 5, Titanium Grade 7, Duplex S31803, Duplex S32205, Super Duplex S32750 to various Stainless Steel grades of SS 304L, SS 316L SS 310, SS 310H, SS 347H, etc followed by Special Stainless Steel Grades such as 904L Stainless Steel, UNS N08904, DIN EN1.4539 Nitronic® 50, Nitronic® 60, UNS S21800, DIN EN, 254 SMO, UNS S31254, DIN EN 1.454, Stainless Steel 410 & Stainless Steel 420 etc.

Sunmach’s extensive manufacturing capabilities and In-Stock Genuine & Authentic Raw Material availability allows us to support demanding industrial requirements with durable, corrosion-resistant, heat resistant & reliable Shafts made from Genuine Nickel Alloys and Stainless Steel Material, delivered dot in time to any corner of the world, supported by all required test certificates and with 100% traceability.