ASTM A182 UNS S31703 is a forging material specification for S31703 grade stainless steel and is used for manufacturing bare forgings or forged and machined products for applications involving high temperature service. Boltport Fasteners offers forged bolts, screws, nuts, studs, threaded rods and similar fasteners or bolting parts in astm a182 UNS S31703 specification.

ASTM A182 specification covers requirements such as chemical composition, mechanical properties, heat treatment and other supplementary requirements for S31703 stainless steel forgings and forged products.

Chemical Composition

Grade Symbol UNS Number Alloy Elements Composition %
F317L S31703 19 chromium, 13 nickel,
3.5 molybdenum 317LG
Carbon 0.030 max
Manganese 2.00 max
Phosphorus 0.045 max
Sulfur 0.030 max
Silicon 1.00 max
Nickel 11.0 - 15.0
Chromium 18.0 - 20.0
Molybdenum 3.0 - 4.0

Mechanical Properties

Property Value
Tensile Strength, min, ksi [MPa] 70 [485]D
Yield Strength, min, ksi [MPa] 25 [170]
Elongation in 2 in. [50mm] or 4D, min, % 30
Reduction or Area, min, % 50

Fasteners

  • AISI 4140 Bolts
    Bolts
  • AISI 4140 Screws
    Screws
  • AISI 4140 Stud Bolts
    Stud Bolts
  • AISI 4140 Nuts
    Nuts
  • AISI 4140 Threaded Rods
    Threaded Rods
  • AISI 4140 Pins
    Pins
  • AISI 4140 Washers
    Washers
  • AISI 4140 Components
    Components