Special Steels

The Special Steel Group evolved from the Special Steel Co Ltd (originally founded in 1925) through diversification, merger and investment, and has grown to become one of the UK's most successful private enterprises in the steel industry. Headquartered in Sheffield, England and with facilities and offices in North America, Asia and Continental Europe, its prime focus is on the forging, heat treatment, testing, machining and distribution of nickel-based superalloys, duplex, super duplex, carbon and alloy grades and special steels.

Special Steels Ltd

The UK’s leading sub-contract heat treatment service provider and master distributor of mill volume carbon and alloy bar products processed internally. Nadcap approved.

Special Testing Ltd

ISO 17025 and Rolls-Royce approved mechanical and metallurgical testing laboratory serving the most demanding industrial sectors throughout the UK.

Special Quality Alloys Ltd

One of the worlds’ leading bar distributors and manufactures of ‘mission critical’ forgings and custom parts in nickel alloys, duplex grades, stainless and alloy steels.

Special Quality Alloys Inc.

Based in Houston, Texas and stocking key oilfield nickel alloy and special steel grades. Supplying open die forgings and rolled rings manufactured from within the Special Steel Group.

Special Machined Products Ltd

Offering sub-contract or full turnkey supply of precision machined components utilising leading CNC and conventional machine tools.

STW (Non-Destructive) Ltd

Specialising in the non-destructive testing of ferritic, austenitic and duplex steels, nickel and copper alloys using the latest ultrasonic, MPI, DPI, PMI and XRF equipment.