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Low Alloy Steel Tube Your Position:HOME - Low Alloy Steel Tube

Low Alloy Steel Tube
Published:2013-03-02   Clicks:(2885)


FH Tube’s Cr-Mo alloy-steel and C-Mo alloy-steel heat transferring tubing makes our products better to meet customer demands for heat exchanger and boiler installation. And we also supply A/SA335 pipes with long length for our special customer, oil refinery for high temperature service. Typical Grade and Composition: T/P5, T/P22, T/P9, T/P91…
Applications: Boiler, Heater, Heat Exchanger, Oil Refining…
Available Specifications:
ASTM/ASME A/SA213
Seamless ferritic and (austenitic) alloy-steel boiler, superheater, and heat-exchanger tubes
ASTM/ASME A/SA209
Seamless carbon-molybdenum alloy-steel boiler and superheater tubes
ASTM/ASME A/SA335
Seamless ferritic alloy-steel pipe for high-temperature service

Chemical Content and Mechanical Properties for Low-alloy Tubes

 

 

 

 

 

 Chemical Composition(%) 

Standard

Steel 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

Other Cr-Mo low alloy tubes available upon request

  V: 0.44~0.65, Cb:  0.06~0.10, N:0.03~0.07 Ni:≤ 0.40 Al:≤ 0.40

 

 

 

 

 

 

 

 

 

 

 

 

 

 

A/SA209

T1

0.10~0.20

0.30 ~ 0.80

0.10~0.50

≤ 0.025

≤ 0.025

 

0.44~0.65

A/SA209

T1a

0.15~0.25

0.30 ~ 0.80

0.10~0.50

≤ 0.025

≤ 0.025

 

0.44~0.65

A/SA209

T1b

≤ 0.14

0.30 ~ 0.80

0.10~0.50

≤ 0.025

≤ 0.025

 

0.44~0.65

Other C-Mo low alloy tubes available upon request


 

 

 

 

 

 

Standard

Steel Grade

Mechanical Properties

Elongation

Hardness

 

 

Y. S. (MPa)

T. S. (MPa)

(%) 

(HRB)

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

 

 

 

 

 

 

A/SA209

T1

≥ 380

≥ 205

≥ 22

≤ 80

A/SA209

T1a

≥ 415

≥ 220

≥ 22

≤ 81

A/SA209

T1b

≥ 365

≥ 195

≥ 22

≤ 77

 


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