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ASTM A213

Date:2017-12-27    View:993      Tag:ASTM A213

ASTM A213__for seamless ferritic and austenitic alloy-steel boiler, superheater, and heat-exchanger tubes

Chemical Composition(%)

Grade

Chemical Composition(%)

C

Si

Mn

S

P

Cr

Mo

A213 T2

0.10-0.20

0.10-0.30

0.30-0.61

≤0.02

≤0.025

0.50-0.81

0.44-0.65

A213 T11

0.05-0.15

0.50-1.00

0.30-0.60

≤0.02

≤0.025

1.00-1.50

0.44-0.65

A213 T12

≤0.15

≤0.50

0.30-0.61

≤0.02

≤0.025

0.80-1.25

0.44-0.65

A213 T22

0.05-0.15

≤0.50

0.30-0.60

≤0.02

≤0.025

1.90-2.60

0.87-1.13

A213 T23

0.04-0.10

≤0.50

0.10-0.60

≤0.01

≤0.025

1.90-2.60

0.05-0.30

A213 T24

0.05-0.10

0.15-0.45

0.30-0.70

≤0.02

≤0.025

2.20-2.60

0.70-1.10

A213 T91

0.08-0.12

0.20-0.50

0.30-0.60

≤0.01

≤0.02

8.00-9.50

0.85-1.05

A213 T911

0.09-0.13

0.10-0.50

0.30-0.60

≤0.02

≤0.025

8.50-10.50

0.90-1.10

Mechanical Properties:

Grade

Tensile strength (Mpa)

Yield strength (Mpa)

Elongation (%)

Hardness (HRB)

A213 T2

≥415

≥205

-

85

A213 T11

≥415

≥205

-

85

A213 T22

≥415

≥205

-

85

A213 T23

≥510

≥400

≥20

97

A213 T91

≥585

≥415

≥20

25

A213 T92

≥620

≥440

≥20

25

TP304H

≥515

≥205

≥35

90

TP316H

≥515

≥205

≥35

90

TP321H

≥515

≥205

≥35

90

TP347H

≥515

≥205

≥35

90

S30432

≥590

≥235

≥35

95 

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