MATERIAL SPECIFICATIONS

Products are available in a wide range of materials including a number of different stainless steel grades, mild steel, brass and aluminium. Cooke Brothers manufacture all products from high quality, fully traceable material sources that when correctly specified will provide the correct level of protection for the chosen environment. The list below covers the standard range of material options.

 

Material Specification

S316 - Stainless Steel Grade 316
Marine Grade Stainless Steel specified for high corrosion environments including coastal and high humidity applications. Grade 316 is available as standard on our LoadMaster range and can be specified for other product ranges. Stainless steel hinges are recommended for all potentially corrosive or weather exposed installations.
EN1008-2 1.4401
S304 - Stainless Steel Grade 304
Our most widely specified grade of Stainless Steel, suitable for both internal and external applications, available on all product ranges excluding LoadMaster. Stainless steel hinges are recommended for all potentially corrosive or weather exposed installations.
EN10088-2 1.4301
SS - Stainless steel Grade 430
Inferior grades of stainless steel, subject to some corrosion in external or damp environments.
EN10088-2 1.4016
M - Mild Steel
A strong base material generally used on internal applications rather than externally. This base material requires a protective finish in order to provide corrosion resistance.  Many of our mild steel products are sold in self colour (unfinished) state for customers to apply their own finish.  We do offer some of these finishes online, such as zinc-plating and powder coating.  Other finishes are available by request.
EN10130 2006 DC01
Br - Brass
A relatively soft alloy of copper and zinc, which is only offered as a special for non fire door applications.
BS EN 1652:1998