Pipes
Seamless and welded pipe from ½" NB to 24" NB in stainless, duplex and nickel alloys, to ASTM A312, A790, B161 and EN 10216-5.
Explore pipes →Exotic alloy pipe & fittings, stocked and supplied across the UK
M&A Supply is a specialist stockholder of pipes, tubes, fittings, flanges, valves and instrumentation products in stainless steel, duplex, super duplex, high-nickel alloys and titanium — cut, certified and dispatched to your site or fabrication shop.
25+Alloy grades held in stock
6Core product lines
EN 10204 3.1Mill certification as standard
UK & exportNationwide and worldwide delivery
What we supply
Six product lines. One trusted source.
Every item is supplied with full material traceability and mill test certification, from a single fitting to a full project package.
Tubes
Precision seamless and welded tubing for instrumentation, heat exchangers and hydraulic systems, to ASTM A213, A269 and A789.
Explore tubes →Fittings
Buttweld, socket weld, threaded and compression fittings — elbows, tees, reducers, caps and stub ends to ASTM A403 and B366.
Explore fittings →Flanges
Weld neck, slip-on, blind, socket weld and lap joint flanges to ASME B16.5 and EN 1092-1, in all pressure classes.
Explore flanges →Valves
Ball, gate, globe, check and needle valves in exotic alloys, for severe-service and corrosive process applications.
Explore valves →Instrumentation
Twin-ferrule tube fittings, needle valves, manifolds and double block & bleed assemblies for instrument and impulse lines.
Explore instrumentation →
Materials expertise
Specialists in corrosion-resistant alloys
Exotic alloys are all we do. From standard austenitic stainless to super duplex, high-nickel alloys and titanium, we hold the grades that keep aggressive processes running — with full EN 10204 3.1 certification and PMI verification available on request.
View All MaterialsGrades held in stock
304 / 304L
316 / 316L
321
904L
Duplex 2205
Super Duplex 2507
6Mo (254 SMO)
Alloy 625
Alloy 825
Alloy 400
Alloy C-276
Titanium Gr 2
Cu-Ni 90/10
Why M&A Supply
Built for demanding projects
Certified traceability
EN 10204 3.1 mill certificates with every order, and heat-number traceability from mill to dispatch.
Deep specialist stock
We stock the hard-to-find sizes and grades others quote long lead times on — ready to cut and ship.
Technical support
Material selection guidance from a team that understands corrosion, pressure ratings and welding compatibility.
Fast response
Quotes turned around quickly, urgent orders prioritised, and delivery arranged across the UK and worldwide.
Industries served
Trusted where failure is not an option
Our materials go into the UK's most demanding process environments.
Oil & Gas
Chemical & Petrochemical
Pharmaceutical
Marine & Shipbuilding
Power Generation
Water & Desalination
Food & Beverage