ASTM A213 ASME SA213 T2 T5 T9 T11 T12 T22 T91 T92 T122 T911 Alloy high termperature Steel Pipe tube for thermal power plant

Description: Seamless Ferritic and Austenitic Alloy Steel Boiler, Superheater, and Heat-Exchanger Tubes. Standard: ASTM A213/ ASME SA-213. Applications: Used for Boiler, Superheater, and Heat-Exchanger equipment. Available steel grades: T2 T5 T9 T11 T12 T22 T91 T92 T122 T911. Specifications:...
Product description

ASTM A213 ASME SA213 T2 T5 T9 T11 T12 T22 T91 T92 T122 T911 Alloy high termperature Steel Pipe tube for thermal power plant


Description: Seamless Ferritic and Austenitic Alloy Steel Boiler, Superheater, and Heat-Exchanger Tubes.

Standard: ASTM A213/ ASME SA-213.

Applications: Used for Boiler, Superheater, and Heat-Exchanger equipment.

Available steel grades: T2 T5 T9 T11 T12 T22 T91 T92 T122 T911.

Specifications: O.D.: 6.0∼1200mm; W.T.: 1∼150mm; L: 5.8m; 11.8m; 12m or above. Modified specifications according to customer requirements.

Technology: Cold-Drawn, Hot-expanded.

Chemical Composition and Mechanical Properties:

Standard

Grade

C

Si

Mn

P≤

S≤

Cr

Mo

V

Ti

B

Nb

Other

ASTM A213/ ASME SA-213

T2

0.10-0.20

0.10-0.30

0.30-0.61

0.025

0.020

0.50-0.81

0.44-0.65






T11

0.05-0.15

0.50-1.00

0.30-0.60

0.025

0.020

1.00-1.50

0.44-0.65




T12

0.05-0.15

≤0.50

0.30-0.61

0.025

0.020

0.80-1.25

0.44-0.65




T22

0.05-0.15

≤0.50

0.30-0.60

0.025

0.020

1.90-2.60

0.87-1.13




T23

0.04-0.10

≤0.50

0.10-0.60

0.030

0.010

1.90-2.60

0.05-0.30

0.20-0.30

Al≤0.030

0.0005-0.006

0.02-0.08

W:1.45-1.75;N≤0.03

T91

0.08-0.12

0.20-0.50

0.30-0.60

0.030

0.010

8.00-9.50

0.85-1.05

0.18-0.25

Ni≤0.40

Al≤0.040

0.06-0.10

N:0.030-0.070

Dimension Tolerances:

Standard

Grade

Tensile Strength (MPa)

Yield Strength (MPa)

Hardness

ASTM A213/ ASME SA-213

T2

≥415

≥205

≤85HRB(163HB)

T11

≥415

≥205

≤85HRB(163HB)

T12

≥415

≥220

≤85HRB(163HB)

T22

≥415

≥205

≤85HRB(163HB)

T23

≥510

≥400

≤97HRB(220HB)

T91

≥585

≥415

≤25HRB(250HB)
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