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Alloy28 Stainless Steel Pipe

Properties of Alloy28:
Alloy 28 is the corrosion resistant alloy has many excellent performance:
Good oxidation and reduction of medium corrosion resistance, excellent resistance to local corrosion, resistance to stress corrosion cracking ability.
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Properties of Alloy28:

Alloy 28 is the corrosion resistant alloy has many excellent performance:

Good oxidation and reduction of medium corrosion resistance, excellent resistance to local corrosion, resistance to stress corrosion cracking ability.


Application:

Hydro metallurgy and sulfuric acid plant


GB/T UNS AISI/ASTM Trademark W.Nr

NS N08028 Alloy28 Carpenter28 -

Chemical Composition:
Grade % Ni Cr Mo C Fe
Alloy28 Min 29.5 26 3 - Rest
Max 32.5 28 4 0.03

Mn Si S Cu P

- - - 0.6


2.5 1.0 0.03 1.4 0.03
Physical Performance:
Density 8.08 g/cm3




Melting point 1357-1430 ��




Heat Treatment
 T*S Y*S El Hardness

Rm N/mm2 RP0.2N/mm2 % HB

Solution 500 214 40 -


Seamless Stainless Steel Pipe

Standards: ASTM A312
Sizes: 1/4″ Thru 20”

Schedules: 10s, 40s, 80s, 160, and XXH

True 40, True 80


Welded stainless steel pipe
Standards: ASTM A312
Sizes: 1/4″ Thru 36″
Schedules: 10s, 20, 40s, 80s


Equipment:


NB

Size

OD

mm

40S

mm

5S

mm

10S

mm

S 10

mm

S 20

mm

S 40

mm

S 60

mm

XS/80S

mm

S 80

mm

S 100

mm

S 120

mm

S 140

mm

S 160

mm

XXS

mm


1/8”

10.29



1.24



1.73



2.41







1/4”

13.72



1.65



2.24



3.02







3/8”

17.15



1.65



2.31



3.20






15

1/2”

21.34

2.77

1.65

2.11



2.77


3.73

3.73




4.78

7.47

20

3/4”

26.67

2.87

1.65

2.11



2.87


3.91

3.91




5.56

7.82

25

1”

33.40

3.38

1.65

2.77



3.38


4.55

4.55




6.35

9.09

32

1 1/4”

42.16

3.56

1.65

2.77



3.56


4.85

4.85




6.35

9.70

40

1 1/2”

48.26

3.68

1.65

2.77



3.68


5.08

5.08




7.14

10.15

50

2”

60.33

3.91

1.65

2.77



3.91


5.54

5.54




9.74

11.07

65

2 1/2”

73.03

5.16

2.11

3.05



5.16


7.01

7.01




9.53

14.02

80

3”

88.90

5.49

2.11

3.05



5.49


7.62

7.62




11.13

15.24

90

3 1/2”

101.60

5.74

2.11

3.05



5.74


8.08

8.08






100

4”

114.30

6.02

2.11

3.05



6.02


8.56

8.56


11.12


13.49

17.12

125

5”

141.30

6.55

2.77

3.40



6.55


9.53

9.53


12.70


15.88

19.05

150

6”

168.27

7.11

2.77

3.40



7.11


10.97

10.97


14.27


18.26

21.95

200

8”

219.08

8.18

2.77

3.76


6.35

8.18

10.31

12.70

12.70

15.09

19.26

20.62

23.01

22.23

250

10”

273.05

9.27

3.40

4.19


6.35

9.27

12.70

12.70

15.09

19.26

21.44

25.40

28.58

25.40

300

12”

323.85

9.53

3.96

4.57


6.35

10.31

14.27

12.70

17.48

21.44

25.40

28.58

33.32

25.40

350

14”

355.60

9.53

3.96

4.78

6.35

7.92

11.13

15.09

12.70

19.05

23.83

27.79

31.75

35.71


400

16”

406.40

9.53

4.19

4.78

6.35

7.92

12.70

16.66

12.70

21.44

26.19

30.96

36.53

40.49


450

18”

457.20

9.53

4.19

4.78

6.35

7.92

14.27

19.05

12.70

23.83

29.36

34.93

39.67

45.24


500

20”

508.00

9.53

4.78

5.54

6.35

9.53

15.09

20.62

12.70

26.19

32.54

38.10

44.45

50.01


550

22”

558.80

9.53

4.78

5.54

6.35

9.53


22.23

12.70

28.58

34.93

41.28

47.63

53.98


600

24”

609.60

9.53

5.54

6.35

6.35

9.53

17.48

24.61

12.70

30.96

38.89

46.02

52.37

59.54


650

26”

660.40

9.53



7.92

12.70



12.70







700

28”

711.20

9.53



7.92

12.70



12.70







750

30”

762.00

9.53

6.35

7.92

7.92

12.70



12.70







800

32”

812.80

9.53



7.92

12.70

17.48


12.70







850

34”

863.60

9.53



7.92

12.70

17.48


12.70







900

36”

914.40

9.53



7.92

12.70

19.05


12.70








Chemical Composition

GradesC maxMn maxP maxS maxSi maxCrNiMo
3040.082.000.040.030.07518.00-20.008.00-11.00/
304L0.0352.000.040.030.07518.00-20.008.00-13.00/
3160.082.000.040.030.07516.00-18.0011.00-14.002.00-3.00
316L0.0352.000.040.030.07516.00-18.0010.00-15.002.00-3.00


Mechanical Properties

GradesItemperTensile PsiYield PsiElong %Rockwell Hardness
304Annealed85000-10500035000-7500020-5580-95
304LAnnealed
I1/8 Hard		80000-10500030000-7500020-5575-95
316Annealed85000 min35000 min50 min80 min

Annealed80000 min30000 min50 min75 min



Annealed, Pickling, Polished



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