W. Maass (UK) Ltd - Stainless Steel Pipes, Flanges and Fittings

W. Maass (UK) Ltd. is a manufacturer and stockholder of stainless steel, duplex and superalloy pipe flanges, serving the needs of the oil, petrochemical and process related industries. Extensive stocks of pipes and fittings are also available for immediate delivery and package supply requirements.

SALES/PRODUCT RANGE

W. Maass (UK) Ltd manufacture the complete range of forged pipe flanges. Production and stockholding are concentrated in austenitic stainless steels, duplex, super suplex, nickel alloys and super alloys.

Standard products supplied include:

• Pipes – seamless, welded
• Fittings – butt weld, forged
• Weld neck
• Slip on
• Socket weld
• Threaded
• Lap joint
• Orifice

Special products supplied include:

• Long weld neck
• Swivel ring
• Anchors
• Spectacle blinds
• Spades
• Spacers
• Bulkheads
• Tubesheets
• Manifold blocks

A 24 hour emergency breakdown service is operated for hotshot requirements.

STOCK INVENTORY

Large stocks of pipes, fittings and flanges are maintained in stainless steel, duplex, super duplex and 6 Moly materials at our St. Helen’s distribution centre. The full range of ANSI pipe flanges, 150LB to 2500LB in sizes ¼in NB to 24in NB are maintained.

Current UK Stock Levels:

• Duplex (UNS 31803) 333,000kg
• Super duplex (UNS 32760) 132,000kg
• 316L stainless steel 215,000kg
• 304L stainless steel 32,000kg
• F321 stainless steel 36,000kg
• 6 Moly (UNS 31254) 31,000kg

Information on other grades of materials on application.

With our undertaking to include high pressure and heavy wall components, many items are readily available which would not normally be found ex-stock. Flexible on-site facilities allow for stock modification and turnaround.

MANUFACTURING

W. Maass (UK) Ltd. operates a modern well-equipped machine shop utilising conventional, NC and CNC equipment. All products are manufactured to a high specification, well within the normal tolerance and finish demanded by the design standards.

Extensive stocks of base materials together with a wide variety and size of flange forgings are maintained in order to manufacture special items on an urgent basis. All materials are purchased from approved mill sources and to controlled specifications. CRA lined flanges and fittings are manufactured in accordance with customer requirements.

QUALITY

W. Maass (UK) Ltd. operates a quality management system which is fully approved to BS EN ISO 9001 by Lloyds Register Quality Assurance. Original approval was appointed in 1992 and has been continually updated.

All products are manufactured and supplied in accordance with the requirements of the customer's purchase order and associated international and contractual specifications, the control of which is ensured through the W. Maass (UK) Ltd Quality Management System.

W. Maass (UK) Ltd. is registered on the 1st Point Assessment System. Supplier No. 10040255.

Established in 1980 as a subsidiary to Wilhelm Maass GmbH & Co KG, a leading European forgemaster, W. Maass (UK) Ltd. have continually expanded facilities in St Helen's to become one of the UK's market leaders in the production of flanges and related products.

See also: Pipe Flanges and Pipeline Equipment