Annealed & Pickled ASTM A312 TP304 TP304L TP304H TP304N, Stainless Steel Seamless Pipes 1" SCH 10S,

Grade

C

Mn

Si

P

S

Cr

Mo

Ni

N

304

min.max.

-0.08

-2.0

-0.75

-0.045

-0.03

18.0-20.0

-

8.0--10.5

-0.10

304L

min.max.

-0.030

-2.0

-0.75

-0.045

-0.03

18.0-20.0

-

8.0--12.0

-0.10

304H

min.max.

0.04-0.10

-2.0

-0.75

-0.045

-0.03

18.0-20.0

-

8.0--10.5

-

Grade

Tensile Strength(MPa) min

Yield Strength 0.2% Proof (MPa) min

Elongation (% in 50mm) min

Hardness

Rockwell B (HR B) max

Brinell (HB) max

304

515

205

40

92

201

304L

485

170

40

92

201

304H

515

205

40

92

201

304H also has a requirement for a grain size of ASTM No 7 or coarser.

Grade

UNS No

Old British

Europen

Swedish SS

Japanese JIS

BS

En

No

Name

304

S30400

304S31

58E

1.4301