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Stainless Steel 446 Bolt/Nut in United States

Nascent Pipe & Tubes is one of the prominent stockiest and dealer of Stainless Steel 446 Fasteners (Bolts / Nuts), which is available in different shapes and sizes at reasonable price to our customers. At the solution treating temperature, 1900 Degree F, Stainless Steel 446 Hex Head Bolts is austenitic but undergoes transformation to a low – carbon martensitic structure during cooling to room temperature. When frequent thermal cycling is involved. We are best Manufacturers, Exporters & Stockists of Stainless Steel 446 Bolt/Nut in United States.

Stainless Steel 446 Hex Head Nuts is resistant to about 1850 Degree F, where this transformation is not complete until the temperature drops to 90 Degree F. The high chromium and relatively low nickel content of Stainless Steel 446 Square Bolts provide good resistance to high temperature sulphur bearing atmospheres. Stainless Steel 446 Square Nuts has only moderate resistance to carbon absorption and is not suggested for use in highly carburizing atmospheres. Prolonged exposure to the 1100 Degree F – 1600 Degree F temperature range in Stainless Steel 446 Eye Bolts will cause some sigma to form, lowering room temperature ductility and impact resistance.

Stainless Steel 446 Bolt/Nut Manufacturers, Stainless Steel 446 Bolt/Nut Suppliers, Stainless Steel 446 Bolt/Nut Stockists, Stainless Steel 446 Bolt/Nut Exporters

Stainless Steel 446 Bolt/Nut Manufacturers in United States, Stainless Steel 446 Bolt/Nut Suppliers in United States, Stainless Steel 446 Bolt/Nut Stockists in United States, Stainless Steel 446 Bolt/Nut Exporters in United States

Because Stainless Steel 446 Eye Nuts is an air hardening steel, it must be given a high preheat, at least 350 Degree F – 400 Degree F before welding, and immediately given a full anneal before the weldment cools.

Otherwise Stainless Steel 446 U-Bolts will harden, and cracking is likely, where this hardening treatment also tempers the martensitic structure, increasing ductility and toughness.

SS 446 Bolt/Nut Specifications

Specifications ASTM A 193 ASME SA 193
Standard DIN, ASTM, BS and all International Standards
Length 3 mm to 200 mm
Size M3 – M56 | 3/6″ to 2″ | Custom Sizes
Type Hex Head Bolts, Square Bolts, U bolts, Eye bolts, T bolt, Hex Bolt, Lag Bolts, Counter sunk Bolts, Hex Head nuts, Square nuts, Lock nuts, Eye nuts, wing nuts, T nuts, Panel Nuts, Coupling Nuts, Dome nuts, Acorn Nuts.

446 Stainless Steel Bolt/Nut Chemical Composition

Grade C Mn Si P S Cr Mo Ni N
446 - 23.0 0.10
max. 0.2 1.5 0.75 0.040 0.030 30.0 0.50 0.25

Stainless Steel 446 Bolt/Nut Mechanical Properties

Grade Tensile Strength (MPa) min Yield Strength 0.2% Proof (MPa) min Elongation (% in 50mm) min Hardness
Hardness Rockwell B (HR B) max Hardness Brinell (HB) max
446 485 275 20 92 201

Stainless Steel 446 Bolt/Nut Physical Properties

Grade Density (kg/m3) Elastic Modulus (GPa) Mean Coefficient of Thermal Expansion (m/m/°C) Thermal Conductivity (W/m.K) Specific Heat 0-1000°C (J/kg.K) Electrical Resistivity(n.m)
0-1000C 0-3150C 0-5380C at 1000C at 5000C
446 7750 200 9.9 11.4 11.6 24.9 28.7 460 570

Equivalent Grades for 446 Stainless Steel Bolt/Nut

Grade UNS No Old British Euronorm Swedish SS Japanese JIS
BS En No Name
446 S44600 1.4762 / 1.4763

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