309 Stainless Steel Washers | ASTM F2281 UNS 30909 Specifications

309 Stainless Steel Washers

F2281 Type 309, 1.4833, 309, S30909, X7CrNi23-14

309 Stainless Steel Washers are austenitic stainless steel washers manufactured from alloy containing chromium and nickel. Stainless Steel 309 Washers are used for low temperature service and highly corrosive environments. TorqBolt is an eminent 309 stainless steel washer supplier in India.

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309 Stainless Steel Washers Properties

309 Stainless Steel Washers Classification

Alloy Grade UNS Designation
ASTM F2281 309 Type II S30900

309 Stainless Steel Washers Chemical Requirements

Alloy C Mn P S Si Cr Ni Cu Mo Other
ASTM F2281 309 Type II 0.20 2.00 0.045 0.030 1.00 22.0-24.0 12.0-15.0 . . . . . . . . .

309 Stainless Steel Washers Mechanical Requirements

Alloy Grades Condition Marking Nominal Diameter, in. Full-Size Tests Rockwell Hardness Machined Specimen Tests
Tensile Strength, min, ksi Yield Strength, min, ksi Tensile Strength, min, ksi Yield Strength, min, ksi Elongation 4D, min %
ASTM F2281 309, 310 Type II, Class A A F2A All diameters 75 30 85 to 95 HRB 75 30 30
CWA F1B All diameters 75 30 65 to 95 HRB 75 30 30
HWA F1C All diameters 75 30 65 to 95 HRB 75 30 30

309 Stainless Steel Washers Heat Treatment

Alloy Grade Safe Scaling Temperature at Continuous Service Application Safe Scaling Temperature at Continuous Service Application
ASTM F2281 309 Type II 2000°F (1093°C) 1850°F (1010°C)

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