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.
309 SS Bolts 309 Stainless Steel Bolts And Nuts 309 Stainless Steel Forgings 309 Stainless Steel Hex Nuts Type 309 Stainless Screws 309 Stainless Steel Stud Bolts Type 309 Stainless Washers 1.4828 Screws
Alloy Grade | UNS Designation |
---|---|
ASTM F2281 309 Type II | S30900 |
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 | . . . | . . . | . . . |
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 |
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) |