AISI 1040 Fasteners

AISI 1040 Equivalent Grades

AISI 4130 Bolts

BoltPort is a manufacturer & supplier of Carbon steel AISI 1040 Fasteners for general purpose bolting. AISI 1040 fasteners includes bolts, screws, stud bolts (studs), threaded rods, nuts, washers and custom fastening parts. These carbon steel fasteners are produced with complete metric and imperial size range with ISO, Unified UN, UNC, UNF, UNEF, BSW & BSF thread profiles. AISI 1040 boltings are produced by hot forming and machining to size.

Hex bolts, heavy hex bolts, stud bolts, threaded rods, double end studs, nuts, socket head cap screw, set screws and custom components are common products in AISI 1040 fasteners.

About AISI 1040

AISI 1040 carbon steel has high carbon content and can be hardened by heat treatment followed by quenching and tempering to achieve 150 to 250 ksi tensile strength.

AISI 1040 Fasteners

  • AISI 1040 Bolts
    Bolts
  • AISI 1040 Screws
    Screws
  • AISI 1040 Stud Bolts
    Stud Bolts
  • AISI 1040 Threaded Rods
    Threaded Rods
  • AISI 1040 Nuts
    Nuts
  • AISI 1040 Washers
    Washers
  • AISI 1040 Accessories
    Accessories
  • AISI 1040 Components
    Components

AISI 1040 Properties

Chemical Composition

Carbon Iron Manganese Sulphur Phosphorus
0.37 - 0.44 % Balance 0.40 - 0.60 % <0.05 % max <0.04 % max

Mechanical Properties

Tensile Strength Yield Strength Elongation at Break Hardness, Brinell BHN
620 MPa 415 MPa 25 % 93

Specifications for AISI 1040 Fasteners

Specification Grade Products
ASTM A29 AISI 1040/UNS G10400 Bolts, Screws, Stud Bolts, Nuts, Bar Components
ASTM A108 AISI 1040/UNS G10400 Bolts, Screws, Stud Bolts, Nuts, Bar Components
ASTM A510 AISI 1040/UNS G10400 Bolts and Screws
ASTM A544 AISI 1040/UNS G10400 Nuts (Withdrawn)
ASTM A545 AISI 1040/UNS G10400 Screws (Withdrawn)
ASTM A548 AISI 1040/UNS G10400 Sheet Metal Screws (Withdrawn)
ASTM A549 AISI 1040/UNS G10400 Wood Screws
ASTM A635 AISI 1040/UNS G10400 Washers & Sheet Metal Components
ASTM A659 AISI 1040/UNS G10400 Washers & Sheet Metal Components
ASTM A794 AISI 1040/UNS G10400 Washers & Sheet Metal Components

Applications for AISI 1040 Fasteners

Automotive & Railways Shipbuilding & Repairs Marine & Offshore
Constructions Industry Oil & Gas Platforms