Columbia Alloy 600
Basic Specification: B3076: NA14
Related Specification: ASTM B166:N06600
Stock Size Range: 10mm to 130mm diameter and 1/4" to 1.1/4"
diameter
A nickel-chromium-iron alloy with excellent heat, corrosion, and oxidation resistance upto 1150°C . Especially recommended for furnace components to resist oxidation, carburisation and nitriding. Also resistant to chloride and ammoniacal stress corrosion cracking.
Columbia Alloy 825
Basic Specification: B3076: NA16
Related Specification: ASTM B425:N08825
Stock Size Range: 10mm to 125mm diameter
A titanium stabilised nickel-chromium-iron-molybdenum-copper alloy for use in very corrosive environments. High oxidation resistance and outstanding resistance to chloride stress corrosion cracking. Resistant to pitting corrosion in sulphuric, phosphoric and organic acids. Good resistance to nitric acid, nitrates and oxidising salts. Especially recommended for petrochemical and chemical process plant, flue gas desulphurisation, pulp and paper industries.
Basic Specification: ASTM B574: N10276
Stock Size Range: 1/4" to 4" diameter
A nickel-chromium-molybdenum-tungsten alloy displaying very high pitting, crevice, and stress corrosion resistance in a very wide range of aggressive environments. Selected for its resistance to wet chlorine gas, hypochlorites, gas desulphurisation, waste incineration, sour gas and organic acid processing.
Monalloy-13
Basic Specification: BS3076: NA13
Stock size range: 4mm to 160mm diameter and 1/4” to 6” diameter
10mm to 51mm A/F hexagon and 0.437” to 1.480” A/F hexagon
A nickel-copper alloy displaying good strength, toughness and corrosion resistance up to 400ºC. Excellent corrosion and stress corrosion resistance to seawater. Resistant to hydrofluoric acid, dry chlorine, hydrogen chloride and dilute non-oxidising acids, alkalis and salts. For more details Click Here.
Basic Specification: BS3076: NA18
Stock size range: 12mm to 200mm diameter and 1” to 3” diameter
A nickel-copper alloy with additions of aluminium and titanium to provide precipitation hardening. Similar corrosion resistance to Monalloy 13, but significantly higher mechanical properties retained up to 650ºC on precipitation hardened material. Used for high performance fasteners, shafts, pumps and valves for offshore, marine and process plant. Capable of very low magnetic permeability. For more details Click Here
