A268 A269 Super Martensitic Tp410s Tp410 Tp420 Stainless Steel Seamless Pipe

Ferritic and Martensitic SS tube is our BWSS\' star products. We have the experence in producing this material from year 1990. Materail include 410, 410S, 430, 439, 446, 444, 440C, L80/13Cr…Such high quality material can be used  for other specific applications as petro/gas industry, bearing machining, Heate

Featured Products

Ferritic and Martensitic SS tube is our BWSS' star products. We have the experence in producing this material from year 1990. Materail include 410, 410S, 430, 439, 446, 444, 440C, L80/13Cr…Such high quality material can be used  for other specific applications as petro/gas industry, bearing machining, Heater, Heat exchanger, Condenser, API service....

 

We BWSS have the exprence to export our tube & pipe into Brasil, Iran, Russia, Korea and so on..We are the most professional manufacturer in producing Ferritic pipe and tube.

 

Specification:

Available Sizes

 

 

 

 

 

Products

 OD

 WT

 Length

Inch

MM

Inch

MM

Ft max.

M max.

Tube

1/2"-3"

12.0-76.2

0.02"-0.5"

0.5-12.0

105'

32.00

Pipe

NPS1/2"-6"

21.34-168.3

Sch10-Sch80

2.11-12.7

98'

30.00

Super Length Tube/Pipe is our advantages.

 

 

 

 

Chemical Content and Mechanical Properties

 

 

 

 

 

 

 Chemical Composition(%) 

Standard

Steel Grade

C

Mn

Si

P

S

Cr

A/SA268

TP405

≤ 0.08

≤ 1.00

≤ 1.00

≤ 0.040

≤ 0.030

11.50~14.50

Ni≤ 0.50  Al:0.10~0.30

A/SA268

TP410

≤ 0.15

≤ 1.00

≤ 1.00

≤ 0.040

≤ 0.030

11.50~13.50

A/SA268

TP410S

≤ 0.08

≤ 1.00

≤ 1.00

≤ 0.040

≤ 0.030

11.50~13.50

A/SA268

TP430

≤ 0.12

≤ 1.00

≤ 1.00

≤ 0.040

≤ 0.030

16.00~18.00

A/SA268

TP430Ti

≤ 0.10

≤ 1.00

≤ 1.00

≤ 0.040

≤ 0.030

16.00~19.50

Ni≤ 0.75  Ti: 5C~0.75

A/SA268

TP446

≤ 0.20

≤ 1.50

≤ 1.00

≤ 0.040

≤ 0.030

23.00~27.00

Ni≤ 0.75  N: ≤ 0.25

A/SA268

TP409

≤ 0.08

≤ 1.00

≤ 1.00

≤ 0.045

≤ 0.030

10.50~11.70

Ni≤ 0.50  Ti: 6C~0.75

A/SA268

TP439

≤ 0.07

≤ 1.00

≤ 1.00

≤ 0.040

≤ 0.030

17.00~19.00

Ni≤ 0.50 N: ≤ 0.04 Ti: 0.2+ 4(C+N)~1.1

A/SA268

TP444

≤ 0.025

≤ 1.00

≤ 1.00

≤ 0.040

≤ 0.030

17.50~19.50

Ni≤ 1.00  Mo: 1.75~2.5    (Ti+Cb): 0.2+ 4(C+N)~0.8 N:≤ 0.035        

A/SA756/268

440C

0.95~1.10

≤ 1.00

≤ 1.00

≤ 0.025

≤ 0.025

16.00~18.00

Mo: 0.4~0.7

A/SA693

17-4PH

≤ 0.07

≤ 1.00

≤ 1.00

≤ 0.040

≤ 0.030

15.50~17.50

Ni: 3.00~5.00 Cu: 3.0~5.0 Nb: 0.15~0.45

GOST9941-81

15Cr25Ti

≤ 0.15

≤ 0.80

≤ 1.00

≤ 0.035

≤ 0.025

24.00~27.00

Ti:5C~0.90

API 5CT

L80/9Cr

≤ 0.15

0.30~0.60

≤ 1.00

≤ 0.020

≤ 0.010

8.00~10.00

Mo: 0.90~1.10

API 5CT

L80/13Cr

0.15~0.22

0.25~1.00

≤ 1.00

≤ 0.020

≤ 0.010

12.0~14.0

Other Cr stainless steel tube/pipe available upon request

 

 

 

Standard

Steel Grade

Mechanical Properties

Elongation

Hardness

 

 

Y.S. (MPa)

T. S. (MPa)

(%) 

(HRB)

A/SA268

TP405

≥ 415

≥ 205

≥ 30

≤ 85

A/SA268

TP410

≥ 415

≥ 205

≥ 30

≤ 85

A/SA268

TP410S

≥ 415

≥ 205

≥ 30

≤ 85

A/SA268

TP430

≥ 415

≥ 205

≥ 30

≤ 85

A/SA268

TP430Ti

 

 

 

 

A/SA268

TP446

≥ 415

≥ 205

≥ 30

≤ 85

A/SA268

TP409

≥ 415

≥ 205

≥ 30

≤ 85

A/SA268

TP439

≥ 380

≥ 205

≥ 22

≤ 80

A/SA268

TP444

≥ 415

≥ 220

≥ 22

≤ 81

 

 

 

 

 

 

A/SA756/268

440C

 

 

 

 

A/SA693

17-4PH

 

 

 

 

GOST9941-81

15Cr25Ti

≥ 415

≥ 205

≥ 30

≤ 85

 

 

 

 

 

 

API 5CT

L80/9Cr

≥ 655

≥ 552

≥ 20

≤ 23HRC

API 5CT

L80/13Cr

≥ 655

≥ 552

≥ 20

≤ 23HRC

 

Size Tolerance

 

 

 

Size Tol.             (ASTM A1016)

 Dimension(D)

 

 Wall thickness(S)

 

(mm)

Tolerance(mm)

(mm)

Tolerance(mm)

 Cold Drawn/Rolled Tube

<25.4

+/- 0.1

≤38.1

+20%~0

25.4~38.1

+/- 0.15

>38.1~<50.8

+/- 0.2

>38.1

+22%~0

50.8~<63.5

+/- 0.25

63.5~<76.2

+/- 0.3

Size Tol.for pipes per ASTM A530

 

 


A268 A269 Super Martensitic Tp410s Tp410 Tp420 Stainless Seamless PipeA268 A269 Super Martensitic Tp410s Tp410 Tp420 Stainless Seamless Pipe

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