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News - Product news

Low Alloy Steel Pipe and Tube

Date:2016-12-28      Views:368Time(s)      Label:low alloy steel pipe, low alloy steel tube    

Low Alloy Steel Pipe and Tube

Available Specifications:

ASTM/ASME A/SA213

Seamless ferritic and (austenitic) alloy-steel boiler tube, superheater, and heat-exchanger tubes

ASTM/ASME A/SA209

Seamless carbon-molybdenum alloy-steel boiler tube and superheater tubes

ASTM/ASME A/SA335

Seamless ferritic alloy-steel pipe for high-temperature service

Applications: Boiler, Heater, Heat Exchanger, Oil Refining.


Mechanical Properties

Standard

Grade

Y. S. (MPa)

T. S. (MPa)

Elongation

Hardness

A/SA213/335

T11/P11

≥ 415

≥ 205

≥ 30

≤ 85

A/SA213/335

T12/P12

≥ 415

≥ 205

≥ 30

≤ 85

A/SA213/335

T22/P22

≥ 415

≥ 205

≥ 30

≤ 85

A/SA213/335

T5/P5

≥ 415

≥ 205

≥ 30

≤ 85

A/SA213/335

T9/P9

≥ 415

≥ 205

≥ 30

≤ 85

A/SA213/335

T91/P91

≥ 585

≥ 415

≥ 20

≤ 25HRC

 

Chemical Composition (%) 

Standard

Grade

C

Mn

Si

P

S

Cr

Mo

A/SA213/335

T11/P11

0.05-0.15

0.30-0.60

0.50-1.00

≤ 0.025

≤ 0.025

1.00-1.50

0.44-0.65

A/SA213/335

T12/P12

0.05-0.15

0.30-0.61

≤ 0.50

≤ 0.025

≤ 0.025

0.80-1.25

0.44-0.65

A/SA213/335

T22/P22

0.05-0.15

0.30-0.60

0.50-1.00

≤ 0.025

≤ 0.025

1.90-2.60

0.87-1.13

A/SA213/335

T5/P5

≤ 0.15

0.30-0.60

≤ 0.50

≤ 0.025

≤ 0.025

4.00-6.00

0.44-0.65

A/SA213/335

T9/P9

≤ 0.15

0.30-0.60

0.25-1.00

≤ 0.025

≤ 0.025

8.00-10.00

0.90-1.10

A/SA213/335

T91/P91

0.07-0.14

0.30-0.60

0.20-0.50

≤ 0.020

≤ 0.010

8.00-9.50

0.85-1.05

 

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