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Cold Rolled, Annealed No. 2D Finish
A.S.T.M. A240/A480 AMS 5510
A.S.T.M. A262 Prac E ASME SA-240
Unit of Measure

Specifications

Material

Type 321 Stainless Steel

Shapeform

Sheets

Thickness

26 gauge

Thickness

0.0178 inches0.45212 mm

Size

48 x 120

Width

48

Length

120

Sheet Weight per Unit Area

0.756 lbs/ft²3.690792 kg/m²

Estimated Weight per Sheet

30.24 lbs13.69872 kg

Finish

No. 2D

Condition

Cold Rolled Annealed

Nominal Composition

0.08% Max. Carbon 1.00% Max. Silicon 17.00 to 20.00% Chrominum 2.00% Max. Manganese 34.00 to 37.00% Nickel

ASTM Specification

ASTM A240 ASTM A480 ASTM SA-240 UNS S31008

Typical Mechanical Properties

Steel Alloy Group

Austenitic

Magnetic Properties

Non-Magnetic

Harden By

Cold Work

Corrosion Resistance

High

Hardness

Low to Med.

Strength

Low to Med.

Ductility

High

Toughness

Low

Elec. Conductance

Low

Thermal Conductance

Low

Thermal Expansion

High

Heat Resistance (Scaling Strength)

High/High

Comparative Characteristics and Applications

Yield Strength

31000 lbs/in²

Tensile Strength

79000 lbs/in²

Elongation percent in 2 inches

58 %

Hardness (Rockwell B)

72

Creep Strength Load for 10000 Hr. with 1% Elongation at 1000°F

18000 lbs/in²

Creep Strength Load for 10000 Hr. with 1% Elongation at 1100°F

13000 lbs/in²

Creep Strength Load for 10000 Hr. with 1% Elongation at 1200°F

8700 lbs/in²

Creep Strength Load for 10000 Hr. with 1% Elongation at 1300°F

4500 lbs/in²

Density

0.29 lbs/in³

Modulus of Elasticity in Tension

28.0 x 106 lbs/in²

Specific Heat (32 to 212°F)

0.12 BTU/ºF/lbs

Thermal Conductivity at 212°F

9.3 BTU/hr.ft²/ft/ºF

Thermal Conductivity at 932°F

12.8 BTU/hr.ft²/ft/ºF

Mean Coefficient of Thermal Expansion per °F (32 to 212°F)

9.3 x 10-6 ºF

Mean Coefficient of Thermal Expansion per °F (32 to 600°F)

9.5 x 10-6 ºF

Mean Coefficient of Thermal Expansion per °F (32 to 1000°F)

10.3 x 10-6 ºF

Mean Coefficient of Thermal Expansion per °F (32 to 1200°F)

10.7 x 10-6 ºF

Melting Point Range

2550 to 2600 ºF

Electrical Resistivity

72 µΩ.cm

Max. Operating Temp. (Continuous Service)

1650 ºF

Max. Operating Temp. (Intermittent Service)

1500 ºF

Welding Properties

Very Good-Tough Welds

Drawing and Stamping

Good

Hot Working - Initial Forging

2100 to 2300 ºF

Annealing Temp.

1750 to 2050 ºF

Stress Relieving Temp.

400 to 750 ºF

Applications

N/A

  • Rapid transit cars, buses, aircraft, cargo containers
  • Retractor springs
  • Hose clamps
  • Conveyors
  • Bottling machinery
  • Jewelry
  • Cryogenic vessels and components
  • Still tubes
  • Expand metal parts
  • Mixing bowls
  • Dryers
  • Furnace parts
  • Heat exchangers
  • Paper mill equipment
  • Oil refining equipment
  • Textile industry
  • Dyeing equipment
  • Jet engine parts
  • Welded storage tanks for organic chemicals
  • Combustion chambers
  • Furnace arch supports
  • Kiln linings
  • Smoke control ductwork
  • Coal chutes
  • Gauge parts
  • Cutlery
  • Fish hooks
  • Glass molds
  • Bank vaults
  • Fasteners
  • Skewers
  • Dairy industry
  • Burner and emission control components
  • Recuperators
  • Pipes, tubes