ASTM A106 Gr. B Seamless Steel Pipe 20*2 is a type of seamless steel pipe that is widely used in various industries due to its numerous advantages. This article will discuss the advantages of ASTM A106 Gr. B Seamless Steel Pipe 20*2 in detail.
One of the main advantages of ASTM A106 Gr. B Seamless Steel Pipe 20*2 is its high strength. This type of steel pipe is made from high-quality materials, which ensures its durability and ability to withstand high pressure and temperature. This makes it suitable for applications that require a strong and reliable pipe, such as in the Oil and gas industry.
OD (mm)
Wall Thickness (mm)
2
2.5
3
3.5
4
4.5
5
6
6.5-7
7.5-8
8.5-9
9.5-10
11
12
Φ25-Φ28
●
●
●
●
●
●
Φ32
●
●
●
●
●
●
Φ34-Φ36
●
●
●
●
●
●
Φ38
●
●
●
●
●
●
Φ40
●
●
●
●
●
Φ42
●
●
●
●
●
Φ45
●
●
●
●
●
●
Φ48-Φ60
●
●
●
●
●
●
●
Φ63.5
●
●
●
●
●
●
●
Φ68-Φ73
●
●
●
●
●
●
Φ76
●
●
●
●
●
●
●
●
●
●
Φ80
●
●
●
●
●
●
●
●
●
●
Φ83
●
●
●
●
●
●
●
●
●
●
Φ89
●
●
●
●
●
●
●
●
●
●
Φ95
●
●
●
●
●
●
●
●
●
●
Φ102
●
●
●
●
●
●
●
●
●
●
Φ108
●
●
●
●
●
●
●
●
●
●
Φ114
●
●
●
●
●
●
●
●
●
Φ121
●
●
●
●
●
●
●
●
●
Φ127
●
●
●
●
●
●
●
●
●
Φ133
●
●
●
●
●
●
●
●
●
Φ140
●
●
●
●
●
●
●
●
Φ146
●
●
●
●
●
●
●
●
Φ152
●
●
●
●
●
●
●
●
Φ159
●
●
●
●
●
●
●
●
Φ168
●
●
●
●
●
●
●
●
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Furthermore, ASTM A106 Gr. B Seamless Steel Pipe 20*2 has a smooth interior surface, which allows for efficient flow of fluids. This is particularly important in industries where the transportation of liquids or gases is involved, such as in the chemical or petrochemical industry. The smooth interior surface reduces friction and pressure drop, resulting in improved flow rates and energy efficiency.
Chemical Composition, Mass Fraction (%)
Grade
C
Mn
Mo
Cr
Ni
Cu
P
S
Si
Type
min
max
min
max
min
max
min
max
max
max
max
max
max
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
H40
—
—
—
—
—
—
—
—
—
—
—
—
0.03
—
J55
—
—
—
—
—
—
—
—
—
—
—
—
0.03
—
K55
—
—
—
—
—
—
—
—
—
—
—
—
0.03
—
N80
1
—
—
—
—
—
—
—
—
—
—
0.03
0.03
—
N80
Q
—
—
—
—
—
—
—
—
—
—
0.03
0.03
—
R95
—
—
0.45 c
—
1.9
—
—
—
—
—
—
0.03
0.03
0.45
L80
1
—
0.43 a
—
1.9
—
—
—
—
0.25
0.35
0.03
0.03
0.45
L80
9Cr
—
0.15
0.3
0.6
0.9
1.1
8
10
0.5
0.25
0.02
0.03
1
L80
13Cr
0.15
0.22
0.25
1
—
—
12
14
0.5
0.25
0.02
0.03
1
C90
1
—
0.35
—
1.2
0.25 b
0.85
—
1.5
0.99
—
0.02
0.03
—
T95
1
—
0.35
—
1.2
0.25 b
0.85
0.4
1.5
0.99
—
0.02
0.03
—
C110
—
—
0.35
—
1.2
0.25
1
0.4
1.5
0.99
—
0.02
0.03
—
P110
e
—
—
—
—
—
—
—
—
—
—
0.030 e
0.030 e
—
Q125
1
—
0.35
1.35
—
0.85
—
1.5
0.99
—
0.02
0.01
—
NOTE Elements shown shall be reported in product analysis.
a The carbon content for L80 may be increased up to 0.50 % maximum if the product is oil-quenched or polymer-quenched.
b The molybdenum content for Grade C90 Type 1 has no minimum tolerance if the Wall thickness is less than 17.78 mm.
c The carbon content for R95 may be increased up to 0.55 % maximum if the product is oil-quenched.
d The molybdenum content for T95 Type 1 may be decreased to 0.15 % minimum if the wall thickness is less than 17.78 mm.
e For EW Grade P110, the phosphorus content shall be 0.020 % maximum and the sulfur content 0.010 % maximum.
In addition, ASTM A106 Gr. B Seamless Steel Pipe 20*2 is easy to install and maintain. Its seamless design eliminates the
One of the main advantages of ASTM A106 Gr. B Seamless Steel Pipe 20*2 is its high strength. This type of steel pipe is made from high-quality materials, which ensures its durability and ability to withstand high pressure and temperature. This makes it suitable for applications that require a strong and reliable pipe, such as in the Oil and gas industry.
