Alloy 28, ® 28 Nickel Alloy Pipe ASTM A312 UNS N08028
Alloy 28, ® 28 Nickel Alloy Pipe ASTM A312 UNS N08028
Alloy 28 is not strictly a Nickel Alloy but a highly alloyed stainless steel giving resistance to corrosion in a variety of environments.
Chemipetro supplies Alloy 28 in the following Product Forms:
Seamless pipe to ASTM A312 and ASME SA312
Welded pipe to ASTM A358 and ASME SA358
Flanges to ASTM A182 and ASME SA182
Fittings to ASTM A403 and ASME SA403
Chemical Composition
Nickel (plus cobalt) ......................................................99.0 min.
Copper........................................................................0.25 max.
Iron..............................................................................0.40 max.
Manganese .................................................................0.35 max.
Carbon........................................................................0.15 max.
Silicon .........................................................................0.35 max.
Sulfur ..........................................................................0.01 max
Physical Properties of Nickel Alloy 200/201 in the Annealed Condition at -20°F to +100°F
|
|
|
|
Tensile Strength |
Yield Strength |
|
|
|
|
|
|
|
|||||||||||||||||||||||||
|
Alloy |
UNS Designation |
Spec. |
psi |
MPa |
ksi |
psi |
MPa |
ksi |
Elongation in 2 in. (min.) % |
Grain Size Req. |
Max. Hardness |
Modulus of Elasticity (x106psi) |
Mean Coefficient of Thermal Expansion ((IN./IN./°F x 10-6) |
Thermal Conductivity (BTU-in/ ft2-h-°F) |
|
|||||||||||||||||||||
|
200 |
N02200 |
B725, B730 |
55,000* |
380* |
55 |
15,000* |
105* |
15 |
35* |
— |
— |
30.0 |
7.4 |
533 |
||||||||||||||||||||||
|
201 |
N02201 |
B725, B730 |
50,000* |
345* |
50 |
12,000* |
80* |
12 |
35* |
— |
— |
30.0 |
7.4 |
533 |
||||||||||||||||||||||
*Annealed Condition
Composition of Nickel Alloy 200/201 tubing and pipe
|
Grade |
200 |
201 |
|
||
|
UNS Designation |
N02200 |
N02201 |
|
||
|
Nickel (Ni) |
99.0 Min. (Plus Cobalt) |
99.0 Min. (Plus Cobalt) |
|||
|
Chromium (Cr) |
— |
— |
|||
|
Iron (Fe) |
0.40 Max. |
— |
|||
|
Molybdenum (Mo) |
— |
— |
|||
|
Titanium (Ti) Max. |
— |
— |
|||
|
Aluminum (Al) Max. |
— |
— |
|||
|
Cobalt (Co) Max. |
— |
— |
|||
|
Tungsten (W) |
— |
— |
|||
|
Vanadium (V) Max. |
— |
— |
|||
|
Copper (Cu) Max. |
0.25 |
0.25 |
|||
|
Manganese (Mn) Max. |
0.35 |
0.35 |
|||
|
Niobium (Nb) plus Tantalum |
— |
— |
|||
|
Carbon (C) Max. |
0.15 |
0.02 |
|||
|
Nitrogen (N) Max. |
— |
— |
|||
|
Silicon (Si) Max. |
0.35 |
0.35 |
|||
|
Sulphur (S) Max. |
0.01 |
0.01 |
|||
|
Phosphorous (P) Max. |
— |
— |
|||
|
Other Elements |
— |
— |
|||
Nickel Alloy 200/201 Product Range
|
Alloy |
UNS Designation |
Werkstoff NR. |
Specifications* |
|
|||
|
200 |
N02200 |
2.4066 |
B161, B163 |
||||
|
201 |
N02201 |
2.4061 |
B161, B163 |
||||
Nickel Products
|
NICKEL PIPES and TUBES: All types of seamless & welded pipes & tubes are available in all sizes and grades. Grade: Nickel 200 (UNS 02200), Nickel 201 (UNS 02201), Nickel 205 (UNS 205) |
Get in Touch
Have questions about our products or want to discuss a custom order? Our team is ready to help you.