Pipe Data

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Pipe Specifications and Standards

Our pipes conform to various industry standards, ensuring that they meet international requirements for quality, performance, and safety. Below is a table that outlines some key specifications and the common grades of pipes used in various industries:

Type Material Grades Size Range Wall Thickness Standards
Seamless, Welded, EFW, ERW Stainless Steel SS 304/304L/304H ½” - 24” 1.65mm - 20mm ASTM A312, A213, A249
SS 309/310/310S
SS 316/316L/316Ti
SS 317/317L
SS 321/321H
SS 347/347H
SS 410
SS 446
SS 904L
Seamless, Welded Duplex / Super Duplex Duplex S31803 / S32205 ½” - 24” 1.65mm - 20mm ASTM A790, A928
Super Duplex S32750 / S32760
Seamless, Welded Inconel / Incoloy Inconel 600/601/625/718 ½” - 16” 1.24mm - 12.7mm ASTM B163, B167
Incoloy 800/800HT/825
Seamless, Welded Monel Monel 400/K500 ½” - 14” 1.24mm - 10mm ASTM B165, B725
Seamless, Welded Nickel Nickel 200/201 ½” - 12” 1.24mm - 10mm ASTM B161, B725
Seamless, Welded Hastelloy Hastelloy C22, C276 ½” - 12” 1.24mm - 10mm ASTM B622, B619
Seamless, Welded Alloy 20 Alloy 20 ½” - 12” 1.24mm - 10mm ASTM B729, B464
Seamless Alloy Steel Alloy Steel P5 ½” - 24” 2mm - 20mm ASTM A335
Alloy Steel P9
Alloy Steel P11
Alloy Steel P12
Alloy Steel P22
Alloy Steel P91


Pipe Dimensions and Schedules

Pipes come in various sizes and schedules to accommodate the specific pressure requirements of the application. Below is a detailed table that outlines the dimensions for the most common pipe schedules:

Nominal Broe
Outside Diameter
Schedule 5S
Schedule 10S
Schedule 40S
Schedule 80S
Schedule 160S
Schedule XXS
mm
INCH
mm
Wt mm
Weight (Kg/mt)
Wt
mm
Weight (Kg/mt)
Wt
mm
Weight (Kg/mt)
Wt
mm
Weight (Kg/mt)
Wt mm
Weight (Kg/mt)
Wt
mm
Weight (Kg/mt)
3
1/8
10.3
1.24
0.276
1.24
028
1.73
0.37
2.41
0.47
-
-
-
-
6
1/4
13.7
1.24
0.390
1.65
049
2.24
0.631
3.02
.0.80
-
-
-
-
10
3/8
17.1
1.24
0.490
1.65
0.63
2.31
0.845
3.20
1.10
-
-
-
-
15
1/2
21.3
1.65
0.800
2.11
1.00
2.77
1.27
3.75
1.62
4.75
1.94
7.47
2.55
20
3/4
26.7
1.65
1.03
2.11
1.28
2.87
1.68
3.91
2.20
5.54
2.89
7.82
3.63
25
1
33.4
1.65
1.30
2.77
2.09
3.38
2.50
4.55
3.20
6.35
4.24
9.09
5.45
32
1.1/4
42.2
1.65
1.65
2.77
2.70
3.56
3.38
4.85
4.47
6.35
5.61
9.70
7.77
40
1.1/2
48.3
1.65
1.91
2.77
3.11
3.68
4.05
5.08
5.41
7.14
7.25
10.16
9.54
50
2
60.3
1.65
2.40
2.77
3.93
3.91
5.44
5.54
7.48
8.74
11.1
11.07
13.44
65
2.1/2
73.0
2.11
3.69
3.05
5.26
5.16
8.63
7.01
11.4
9.53
14.9
14.2
20.39
80
3
88.9
2.11
4.51
3.05
6.45
5.49
11.30
7.62
15.2
11.1
21.3
15.24
27.65
100
4
114.3
2.11
5.84
3.05
8.36
6.02
16.07
8.56
22.3
13.49
33.54
17.12
41.03
125
5
141.3
2.77
9.47
3.40
11.57
6.55
21.8
9.53
31.97
15.88
49.11
19.05
57.43
150
6
168.3
2.77
11.32
3.40
13.84
7.11
28.3
10.97
42.7
18.2
67.56
21.95
79.22
200
8
219.1
2.77
14.79
3.76
19.96
8.18
42.6
12.7
64.6
23.0
111.2
22.23
107.8
250
10
273.1
3.40
22.63
4.19
27.78
9.27
60.5
12.7
96.0
28.6
172.4
25.40
155.15
300
12
323.9
3.96
31.25
4.57
36.00
9.52
73.88
12.7
132.0
33.32
238.76
25.40
186.97
350
14
355.6
3.96
34.36
4.78
41.3
11.13
94.59
19.05
158.08
35.71
281.70
-
-
400
16
406.4
4.19
41.56
4.78
47.29
12.7
123.30
21.41
203.33
40.46
365.11
-
-
450
18
457.2
4.19
46.80
4.78
53.42
14.27
155.80
23.8
254.36
45.71
466.40
-
-
500
20
508.0
4.78
59.25
5.54
68.71
15.09
183.42
26.19
311.2
49.99
564.68
-
-
600
24
609.6
5.54
82.47
6.35
94.45
17.48
255.41
30.96
442.08
59.54
808.22
-
-


Pressure-Temperature Ratings Table

Material Grade Pressure-Temperature Ratings (PSI) Standard
-20°F to 100°F 200°F 400°F 600°F 800°F
Stainless Steel SS 304/304L/304H 160 135 120 100 85 ASME B36.19
SS 316/316L/316Ti 170 140 125 105 90
SS 321/321H 165 138 123 102 88
Duplex Steel Duplex S31803/S32205 190 160 140 115 100 ASME B36.19
Super Duplex S32750/S32760 200 170 150 125 110
Nickel Alloy Inconel 600/625 210 180 160 140 120 ASME B36.19
Monel 400/K500 220 190 170 150 130
Carbon Steel API 5L Line Pipes 150 125 110 95 80 ASME B36.10
Alloy Steel Alloy Steel P5/P9 180 150 130 110 95 ASME B36.10
Aluminium Alloy Aluminium Pipes 120 100 85 70 60 ASME B36.19


Tolerances Table for Pipes & Tubes

Material Grade Dimensional Tolerances (mm) Wall Thickness Tolerances (%) Standard
OD (Outer Diameter) ID (Inner Diameter) Length Min Max Average
Stainless Steel SS 304/304L/304H ±0.5 ±0.4 ±1.0 -12.5% +12.5% ±10% ASTM A312
SS 316/316L/316Ti ±0.6 ±0.5 ±1.2 -12.5% +12.5% ±10%
SS 321/321H ±0.7 ±0.6 ±1.5 -10% +10% ±8%
Duplex / Super Duplex S31803 / S32205 ±0.6 ±0.4 ±1.2 -10% +10% ±8% ASTM A790
S32750 / S32760 ±0.8 ±0.6 ±1.8 -8% +8% ±7%
Nickel Alloy Nickel 200/201 ±0.5 ±0.3 ±1.0 -12.5% +12.5% ±10% ASTM B161
Monel 400/K500 ±0.6 ±0.4 ±1.2 -10% +10% ±8%
Hastelloy Hastelloy Pipes & Tubes ±0.7 ±0.5 ±1.4 -8% +8% ±7% ASTM B622
Carbon Steel API 5L Line Pipes ±0.5 ±0.3 ±1.0 -12.5% +12.5% ±10% API 5L
Aluminium Aluminium Alloy Pipes ±0.6 ±0.4 ±1.2 -10% +10% ±8% ASTM B241


Common Pipe Materials and Their Properties

Masco Alloys manufactures pipe products using various materials to ensure suitability for different environments and applications. Below is a table summarizing key materials and their properties:

Material Key Properties Common Applications
Stainless Steel Excellent corrosion resistance, high strength, and good weldability. Available in austenitic and ferritic grades. Food processing, pharmaceutical, chemical, and marine industries.
Carbon Steel High strength, versatile, and economical. Prone to corrosion if not properly treated. Construction, automotive, oil & gas pipelines, structural applications.
Alloy Steel High resistance to wear, heat, and corrosion. Suitable for high-pressure and high-temperature applications. Power plants, industrial boilers, heavy engineering, and chemical reactors.
Duplex Steel Excellent resistance to pitting and crevice corrosion, along with high strength. Chemical, petrochemical, and marine industries.
Inconel Resistant to oxidation and corrosion at high temperatures. Aerospace, gas turbines, chemical processing, and heat exchangers.
Monel Corrosion-resistant alloy that works well in seawater and other highly corrosive environments. Marine engineering, chemical processing, and underwater systems.
Hastelloy Exceptional resistance to stress corrosion cracking, pitting, and oxidation at high temperatures. Chemical processing, nuclear reactors, and heat exchangers.
Alloy 20 Corrosion-resistant to sulfuric acid and other aggressive chemicals. Chemical processing, especially in handling sulfuric acid.
Titanium Lightweight, corrosion-resistant, and strong at both low and high temperatures. Aerospace, marine environments, medical implants, and chemical processing.
Cupro Nickel Excellent resistance to corrosion in seawater, highly durable, and resistant to biofouling. Marine, desalination plants, and shipbuilding.


Pipe Strength and Performance Characteristics

Pipes used in various industries must meet specific strength and performance criteria to ensure safe and efficient operation. The following table outlines the strength properties of different pipe materials:

Material Yield Strength (MPa) Tensile Strength (MPa) Elongation (%) Hardness (Rockwell)
Stainless Steel 205 – 250 515 – 800 40 – 60 85 – 90
Carbon Steel 250 – 450 420 – 620 20 – 30 80 – 85
Alloy Steel 250 – 550 500 – 750 20 – 40 90 – 100
Duplex Steel 450 – 550 620 – 800 15 – 25 95 – 105
Inconel 250 – 450 550 – 900 30 – 50 90 – 100
Monel 300 – 550 550 – 800 25 – 35 95 – 105
Hastelloy 250 – 400 550 – 800 20 – 30 90 – 100
Alloy 20 220 – 370 550 – 800 25 – 35 85 – 90
Titanium 275 – 900 450 – 950 25 – 45 85 – 95
Cupro Nickel 275 – 450 450 – 650 30 – 40 85 – 90


Pipe Applications in Various Industries

Below is a table that highlights some of the most common pipe applications across different industries, showcasing the versatility of Masco Alloys’s pipe products:

Industry Common Materials Applications
Oil and Gas Carbon Steel, Alloy Steel, Duplex Steel Transport pipelines, oil refineries, gas transmission, offshore rigs.
Chemical Processing Stainless Steel, Hastelloy, Inconel Piping for reactors, heat exchangers, chemical storage tanks.
Power Generation Carbon Steel, Alloy Steel, Stainless Steel Boilers, turbines, cooling systems, high-temperature applications.
Marine Engineering Titanium, Monel, Cupro Nickel Shipbuilding, desalination plants, marine platforms, seawater cooling.
Aerospace Titanium, Inconel Aircraft fuel lines, hydraulic systems, exhaust systems.
Food and Beverage Stainless Steel Food processing systems, dairy plants, beverage production lines.
Pharmaceutical Stainless Steel, Alloy 20 Pharmaceutical production lines, drug manufacturing systems.


Conclusion

Masco Alloys’s extensive range of pipe fittings, flanges, sheets, plates, and fasteners are crafted to the highest standards to meet the specific needs of various industries. Whether you require corrosion resistance for marine applications or high strength for oil and gas pipelines, we provide high-quality solutions tailored to your needs. We are committed to excellence, ensuring the safety and performance of all our products, no matter the application.