ASTM A182 F9 Flange WN SO SW BL

Grade

Heat Treat Type

Austenitizing/Solutioning Temperature, Minimum or Range, ℉［℃］^A

Cooling Media

Quenching Cool Below ℉［℃］

Tempering Temperature, Minimum or Range, ℉［℃］

F9

anneal

1750［955］

Furnace cool

B

1250［675］

Normalize and temper

Air cool

B

Grade

UNS Designation

C

Mn

P

S

Si

Ni

Cr

Mo

Co

Ti

Other Elements

F9

K90941

0.15

0.30-0.60

0.030

0.030

0.50-1.00

...

8.0-10.0

0.90-1.10

...

...

...

Grade Symbol

Tensile Strength, min, ksi［Mpa］

Yield Strength, min, ksi［Mpa］

Elongation in 2 in.［50mm］or 4D, min, %

Reduction of Area, min, %

Brinell Hardness Number, HBW, unless otherwise indicated

F9

85［585］

55［380］

20

40

179-217