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AALCO METALS LIMITED
Marine Metals Range

Marine Metals Range

Product catalog summary

Company Overview

Aalco is the UK’s largest independent multi-metals stockholder specializing in aluminium, stainless steel, brass, bronze, copper, and special alloys. It offers a broad inventory of semi-finished metal products in various grades, alloys, shapes, and sizes, including bespoke items. Aalco provides comprehensive processing services such as polishing, coating, blanking, and cutting to length, accommodating orders from single items to large Just-In-Time contracts. With 18 service centers nationwide, Aalco ensures timely delivery and local stock availability supported by a central warehouse.

Disclaimer and Liability

Information is provided in good faith based on current knowledge but excludes warranties on dimensions, properties, or fitness for purpose unless explicitly stated in Aalco’s Conditions of Sale. Weights are nominal and for guidance only, subject to manufacturing tolerances and material composition variations.

Product Range and Specifications

Aluminium Products

Extensive range including sheets, plates, bars, angles, channels, tubes, box sections, mouldings, and marine kits.
Available in multiple alloys and tempers such as 1050A H14/H24, 3103 H14, 5083 H111, 6082 T651, and 5251 H22.
Sheets and plates offered in various standard sizes and thicknesses with detailed weight tables; thickness ranges from 0.5mm to over 120mm with cut-to-size options.
Recommended bending radii provided based on alloy and temper to ensure structural integrity.
Marine kits and CNC profiling services enable custom shapes and profiles with certified materials compliant with Lloyds, DNV, ABS, BV, and GL classification societies.
Triplate® explosively bonded aluminium-steel transition joints designed for shipbuilding and oil-rig applications, with defined mechanical properties and processing limits.
Comprehensive data on aluminium bars and sections (round, flat, square, angles, channels, tee sections, tubes) with imperial and metric sizes and weights for structural and marine use.

Aluminium Tubes and Sections

Specifications for round, rectangular, and square tubes in alloys 6082 T6 and 6063 T6 with detailed dimensions and weights.
Additional aluminium mouldings and Zeds floor planks with profiles and weights provided.

Stainless Steel Products

Plates and sheets in grades 1.4003, 1.4307 (304L), 1.4404 (316L), and others, with hot rolled and cold rolled finishes, sizes, thicknesses, and weights detailed.
Bars and angles in grades 1.4404 (316L) and 1.4307 (304L) with size and weight data.
Hexagon bars and flat bars with dimensional and weight specifications.
Structural and decorative welded tubes conforming to ASTM A554 in grades 304 and 316 with satin and dull polish finishes.

Stainless Steel Welded Tubes, Pipes, and Fittings

Round, square, and rectangular welded tubes in grades 304, 316, 430, and 441 with finishes including brushed, mirror polish, dull polish, and descaled.
Seamless and welded pipes conforming to ASTM A312 and ANSI B36 standards, with nominal pipe sizes and schedules, including weight per meter data.
Butt weld fittings such as equal and reducing tees, elbows (long and short radius), end caps, stub ends, and reducers with size and weight specifications.

Stainless Steel Flanges and Reducers

Raised face blind, slip-on, weld neck, BS10 Table E, and BS4504/BSEN 1092 flanges in grades 304L and 316L with pressure ratings of 150lb, 300lb, PN16/101, and PN16/105.
Concentric and stub type A reducers with weights across various sizes and schedules.

Stainless Steel Handrail Tubes and Slotted Tube Systems

Handrail tubes in grades 304 and 316 with satin polish or descaled finishes, sizes from 1" to 4" OD, wall thicknesses 2.0mm to 3.0mm, and corresponding weights.
Slotted handrail tubes with accessories including end caps, connectors, rubber inserts, and angle fittings.

Cleaning and Passivation Kits

Innosoft B570 and Innoprotect B580 products for cleaning and passivating stainless steel surfaces, removing oxides, rust, and flash rust, suitable also for copper, aluminium, and plain steel.

Brass, Bronze, Copper, and Special Alloys

Extensive stock and supply capabilities for yellow metals serving various market sectors with innovative solutions.

Key Points and Best Practices

One-stop solution for marine metals with extensive stock and processing capabilities.
Flexible order sizes and tailored service contracts to meet diverse customer needs.
Technical advice and product selection support available through local service centers.
Weights and dimensions are nominal; actual values may vary due to manufacturing tolerances.
All sales subject to Aalco’s Conditions of Sale limiting liability.
Material certifications and compliance with marine classification societies ensure quality and suitability.
Recommended bending radii and processing parameters provided to maintain structural integrity.
Cleaning and passivation kits support maintenance and longevity of stainless steel installations.
Extensive UK and Ireland distribution network facilitates product availability and customer support.

Summary

This document serves as a comprehensive technical and commercial catalogue for Aalco’s aluminium and stainless steel product ranges, focusing on marine and structural applications. It provides detailed size, weight, alloy, temper, and finish specifications, along with processing options such as CNC profiling and custom fabrication. The inclusion of specialized products like Triplate® and cleaning kits enhances the offering. Aalco’s nationwide service centers provide technical support, quotations, and order fulfillment, ensuring customers receive tailored solutions with reliable delivery. The data supports engineers, architects, and procurement specialists in material selection, structural design, and project planning.

Catalog excerpts

Aluminium Stainless Steel Brass, Bronze, Copper and Special Alloys Marine Metals Range www.aalco.co.uk

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Aalco is the UK’s largest independent multi-metals stockholder, with an extensive inventory of aluminium, stainless steel, copper, brass and bronze in all semi-finished forms. Aalco’s inventory covers a wide range of grades/alloys, shapes and sizes - both industry standards and special or bespoke items for particular applications or individual customers. Aalco provides customers with a cost-effective single source for all their metals requirements, together with a comprehensive processing service which includes polishing, coating, blanking and ‘cut to length’. No order is too large or too small...

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Aalco Aluminium Aalco Aluminium

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Aalco Aluminium Aluminium Sheet

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Sheet KG/Sheet Aalco Aluminium

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Aalco Aluminium

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Shate Size Aalco Aluminium Marine Kits Shapes can be cut or profiled to bespoke sizes or shapes and supplied in kit form. Please see Page 9.

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Aalco Aluminium Aluminium Plate Size Aluminium sheet/plate - recommended bending radii Up to 120mm available. Cut-to-size option available. Other thicknesses

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Marine Kits In-house CNC Profiling Centre offering a full profiling service using the latest 3-axis CNC cutting and vacuum technology. Plate sizes up to 9000mm x 2440mm can be shaped in thickness range 1.50mm to 60mm. Aalco Aluminium Material fully certified to required classification society e.g. Lloyds, DNV, ABS, BV, GL etc. Aluminium bespoke components can be profiled to your drawing and supplied as single parts or in kit form. Multiple parts can be nested for optimum plate utilisation and minimum scrap. Parts can be individually identified/marked. Bending/folding work can be sub-contracted...

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Aalco Aluminium Triplate The ultimate alloy to steel bond Explosively bonded transition joint for welding aluminium to steel. Vacuum technology. Proven results worldwide. For shipbuilding, ship and boat repairs, oil-rig superstructures and many other applications. Base Material: Steel: LRA Shipplate Gr.A or St 52-3N Interlayer: Pure Aluminium: Al 99.5 (Alloy 1050A) Superlayer: Corrosion-resistant Al: AlMg4.5Mn (Alloy 5083) Mechanical Properties: Shear Strength Base Material - Interlayer: > 55 N/mm2 Bend Test Base Material in Compression: acceptable Bend Test Base Material in Tension: acceptable...

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Aluminium Round Bar Alloy 6026 T9 Size KG/Metre Aluminium Round Bar Alloy 6082 T6 Size KG/Metre

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Aalco Aluminium Aluminium Flat Bar Aluminium Flat Bar Alloy 6082 T6 Size

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Flat Bar Aluminium Flat Bar Alloy 6082 T6 (continued) Aluminium Flat Bar Alloy 6063A T6 Aluminium Square Bar Alloy 6082 T6 Size Aalco Aluminium

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Equal Angle Aluminium Equal Angle Alloy 6082 T6 MANAGING RISK Aluminium Equal Angle Alloy 6063A T6 Size KG/Metre

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Unequal Angle Aluminium UN-Equal Angle Alloy 6063AT6 MANAGING RISK Aluminium UN-Equal Angle Alloy 6082 T6

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Aluminium Channel Alloy 6063/6063AT6 Aluminium Channel Alloy 6082 T6 MANAGING RISK

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Round Tube Aluminium Tube Alloy 6082 T6 Size ½" O/D X 10SWG Aluminium Tube Alloy 6082 T6 (continued) KG/Metre Aluminium Tube Alloy 6063 T6 Size Aalco Aluminium

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Aalco Aluminium Aluminium Rectangular Box Aluminium Rectangular Tube Alloy 6063 T6 Size Square Box Aluminium Square Tube Alloy 6082 T6 Size Aluminium Square Tube Alloy 6063 T6 KG/Metre

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These are a selection of the many shapes available and may not be shown at actual size

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Aalco Aluminium

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Aalco Stainless Steel Aalco Stainless Steel

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Plate Stainless Steel Hot Rolled Plate Grade 1.4003 Size Stainless Steel Hot Rolled Plate Grades 1.4307 (304L) & 1.4404 (316L) Size Stainless Steel Cold Rolled Plate Grades 1.4307 (304L) & 1.4404 (316L) Size Stainless Steel Cold Rolled Plate Grades 1.4307 (304L) & 1.4404 (361L) PVC Coated 1 Side Aalco Stainless Steel Aalco Stainless Steel Stainless Steel Stainless Steel Treadplate BSEN 10088: Part 3 / ASTM A793 / DIN 59220 (T) Pattern 1 Grade AISI 304 Size

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Stainless Steel Stainless Steel Sheet Grade 1.4003 - Cold Rolled except where shown Stainless Steel Sheet Grade 1.4016 (430) - Polished 240 Grit and PVC Coated 1 Side Stainless Steel Sheet Grade 1.4016 (430) - Bright Stainless Steel Sheet Grade 1.4404 (316L) - Polished 240 Grit and PVC Coated 1 Side Stainless Steel Sheet Grade 1.4301 (304) - Polished 240 Grit and PVC Coated 1 Side Size KG/Sheet

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Stainless Steel Stainless Steel Sheet Grade 1.4301 (304) - 2B Stainless Steel Sheet Grade 1.4404 (316L) - 2B Size KG/Sheet Stainless Steel Sheet Grade 1.4301 (304) - OPTISHEEN™ Polished and PVC Coated 1 Side Size KG/Sheet Stainless Steel Sheet Grade 1.4301 (304) - 240 Grit Silicon Polished and PVC Coated 1 Side

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Stainless Steel Stainless Steel Sheet Grade 1.4301 (304) - Bright Annealed Stainless Steel Hot Rolled Square Bar Grade Stainless Steel Hot Rolled Square Bar Grade Equal Angle Stainless Steel Angle Grades 1.4307 (304L) & 1.4404

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Hexagon Bar Stainless Steel Hexagon Bar Grade 1.4305 (303) Size Stainless Steel Hexagon Bar Grade 1.4404 (316L) Size Aalco Stainless Steel Aalco Stainless Steel Stainless Steel

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Stainless Steel Stainless Steel Hot Rolled Flat Bar Grade 1.4307 Stainless Steel Hot Rolled Flat Bar Grade 1.4404

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Flat Bar - Rolled Edge Stainless Steel Rolled Edge Flat Bar Grades 1.4307 (304L) & 1.4404 (316L) Size Aalco Stainless Steel Aalco Stainless Steel Stainless Steel

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Structural & Decorative Tube - Round Stainless Steel Welded Structural & Decorative Tube Grades 304 & 316 - Mirror Polish O/D Size Stainless Steel Welded Structural & Decorative Tube Grades 304 & 316 - Brushed Finish O/D Size Stainless Steel Welded Structural & Decorative Tube Grades 304 & 316 - Dull Polish O/D Size Aalco Stainless Steel Aalco Stainless Steel Stainless Steel Stainless Steel Welded Structural & Decorative Tube ASTM A554 Grades 304 & 316 - Satin Polish O/D Size Stainless Steel Welded Structural & Decorative Tube Grade 304 - Descaled Finish Size For Handrail Tube, please see Page...

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Stainless Steel Structural & Decorative Tube - square Stainless Steel Welded Structural & Decorative Tube Grade 1.4301 (304) - Dull Polish O/D Stainless Steel Welded Structural & Decorative Tube Grade 1.4301 (304) - Descaled Finish Stainless Steel Welded Structural & Decorative Tube Grade 1.4301 (304) - Brushed Finish O/D Stainless Steel Welded Structural & Decorative Tube Grade 1.4404 (316) - Descaled Finish

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