Stockist and manufacturer of flanges including the distribution of valves, associated fittings and equipment

The name JR Whitehead has become synonymous with high quality flanges having evolved over the last four decades from the original company JR Whitehead (Engineers) which was established in 1965 as a manufacturer of plate flanges.

Read more about our company history & background EXPLORE OUR COMPANY

flange manufacturing range

Our Flange Product range

JRW supplies products from a minimum of 15mm to larger diameter flanges up to a maximum of 1480mm. JRW’s product range includes raised face or flat faced slip-ons, weld-necks or blind flanges which are manufactured in house in most materials or they can be modified from the stock which JRW holds.

JRW also carries a significant range of solid and semi-finished forgings enabling it to machine raised face weld necks up to and including wall thicknesses of XXS. The ANSI/ASME range runs from:

  • A half inch up to and including 36 inches
  • Pressure ratings 150lbs to 1,500lbs
  • The API range 1.13/16 inches – 16.3/4 inches rating 3,000 – 20,000lbs.
Why choose us

Specialists in flange, valve & associated products manufacturing

Quality Assured

JR Whitehead is proud to confirm that it has recently undergone assessment to the latest ISO 9001:2015 requirements. The company has gained the accreditation until April 2022. A copy of its certificate can be downloaded or e-mailed over on request. As a registered company, its quality systems increase the speed and flexibility with which it can manufacture and supply.

Free Issue Service

In addition to fully supplying the flanges from start to finish, JR Whitehead can machine and drill your free issue material to any specification or special requirements with a maximum outside diameter of 1,480mm.

European Material

JRW’s latest range includes Duplex F51, S31803, Super Duplex F53, F55, S32760 & 6% Moly, F44, S31254. Butt Weld Fittings are also available in ASTM A403, A815 & ASTM B366


Manufactured / Modified

JRW is a professional engineering company specialising in supplying customers throughout the UK. Its service and expertise extend to servicing a wide variance of market sectors and applications. The company’s most recent addition of European sourced duplex and super duplex flanges and fittings have enabled it to develop into supplying contractors and service companies aligned to the oil and gas industry sector, thus complementing its traditional supply to other industries.

Through significant continuous improvement and investment into its inhouse CNC machining centre, JRW can offer economical large volume batch production. Alternatively, the company can also offer its customers a bespoke customised, uniquely designed product manufactured by one of JRW’s highly experienced and skilled vertical and horizontal manual lathe and CNC operators.

JRW’s widely experienced sales and operation team provides a solution to its customers, in turn removing complexity and assuring products are supplied with precision and reliability at a consistent high quality.

Sectors we manufacture for:

  • Boiler manufacturing
  • Utility sectors – clean water, wastewater
  • Chemical
  • Petrochemical
  • Pharmaceutical
  • Pressure vessel manufacturing
  • Renewal energy
  • Heat exchanger manufacturing
  • Power plant
  • Rail
  • Paper pulp
  • Mining
  • Construction
  • Fire protection
  • Refrigeration – food processing
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