SMO 254 Pipe Fittings Manufacturer in Mumbai, India

Largest SMO 254 Pipe Fittings Manufacturer & Supplier in Mumbai, India

Jai Hind Metal is a reliable manufacturer and supplier of SMO 254 Pipe Fittings, providing high-performance super austenitic stainless steel fittings for industrial piping systems exposed to corrosive media and demanding service conditions. SMO 254, also known as UNS S31254, is valued for its high resistance to pitting, crevice corrosion, and chloride-induced stress corrosion cracking, making it suitable for applications where conventional stainless steel may not provide sufficient corrosion protection. We understand that each project has its own technical requirements, including fitting dimensions, wall thickness, schedules, connection types, surface finishes, tolerances, and applicable material specifications. Our SMO 254 Pipe Fittings can be supplied in different configurations and sizes according to customer drawings and project needs, with careful attention to dimensional accuracy, material identification, surface quality, and workmanship. Before dispatch, fittings are subject to appropriate quality checks, such as dimensional verification and visual inspection, to confirm conformity with the agreed order requirements. Additional inspection, third-party testing, and relevant material documentation can be arranged upon request. Through organized stock management and proper material handling, Jai Hind Metal aims to provide dependable supply support for standard requirements as well as customized industrial projects.

Precision Engineering

Precisely manufactured metal products meeting demanding industrial standards.

Quality Assured

Consistent quality, reliable performance, and strict inspection at every stage.

Custom Dimensions

Available in customized sizes, grades, thicknesses, and specifications.

Reliable Supply

Efficient processing, secure packaging, and dependable delivery worldwide.

SMO 254 Pipe Fittings are manufactured from a high-alloy austenitic stainless steel containing chromium, nickel, molybdenum, and nitrogen, with copper also present to enhance corrosion resistance in suitable environments. This carefully balanced composition provides excellent resistance to pitting and crevice corrosion, particularly in chloride-containing conditions, while helping the material withstand many aggressive industrial process environments. SMO 254 is also known for its good mechanical strength and resistance to chloride-induced stress corrosion cracking, making it a valuable choice for demanding piping applications. These fittings are available in various configurations, including elbows, tees, reducers, and other specialized designs, with dimensions, wall thicknesses, and connection types selected according to project requirements and applicable specifications. Their combination of high corrosion resistance, good mechanical strength, and dependable performance in chloride-rich environments makes SMO 254 Pipe Fittings suitable for chemical processing plants, desalination facilities, marine installations, offshore systems, pulp and paper mills, and other industrial applications where resistance to aggressive media is essential.

SMO 254 Round Pipe Fittings, SMO 254 Stainless Steel Alloy Fittings, SMO 254 Industrial Pipe Fittings, UNS S31254 Stainless Steel Fittings, SMO 254 Pipe Fittings, SMO 254 Precision-Machined Fittings, SMO 254 Custom Pipe Fittings, SMO 254 Elbows and Tees, SMO 254 Reducers and Caps, SMO 254 Corrosion-Resistant Fittings, SMO 254 Pipe Fittings Manufacturer in Mumbai, India.

In the solution-annealed condition, SMO 254 Pipe Fittings provide a useful combination of mechanical strength, toughness, and outstanding resistance to localized corrosion, making them suitable for challenging industrial environments. Their high-alloy composition, featuring chromium, nickel, molybdenum, and nitrogen, helps the material resist pitting and crevice corrosion, particularly in chloride-rich conditions. These fittings are commonly used in piping systems serving chemical processing plants, desalination facilities, marine and offshore installations, pulp and paper mills, seawater handling systems, and other industries where corrosive fluids can affect equipment reliability. Components such as elbows, tees, reducers, and customized fittings can be selected to meet specific piping layouts, connection requirements, and operating conditions. SMO 254 is especially valued in applications where chloride exposure, corrosion resistance, and long-term service reliability are key concerns. With its combination of excellent resistance to pitting and crevice corrosion, good mechanical strength, and resistance to chloride-induced stress corrosion cracking, SMO 254 Pipe Fittings can provide dependable service when the material grade, fabrication practices, and operating environment are carefully evaluated.

Table of Contents

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Composition of SMO 254 Pipe Fittings

In the solution-annealed condition, SMO 254 Pipe Fittings deliver a reliable balance of mechanical strength, toughness, and resistance to aggressive corrosive environments, making them suitable for demanding industrial applications. Their high-alloy composition, including chromium, nickel, molybdenum, and nitrogen, helps provide strong resistance to pitting and crevice corrosion, especially in chloride-rich conditions. These fittings are commonly used in piping systems for chemical processing plants, seawater handling facilities, desalination units, marine and offshore installations, pulp and paper mills, and other industries where corrosion control is essential. Available components, including elbows, tees, reducers, and custom-designed fittings, can be selected to match specific system layouts, connection requirements, dimensions, and operating conditions. SMO 254 is particularly useful in applications where exposure to chlorides and corrosive fluids can affect equipment service life. With its combination of excellent localized corrosion resistance, good mechanical strength, and resistance to chloride-induced stress corrosion cracking, SMO 254 Pipe Fittings can support dependable industrial performance when material selection, fabrication, and service conditions are properly assessed.

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SMO 254 Pipe Fittings Specification List

Specification

SMO 254 Pipe Fittings

Type

Butt Weld (BW), Seamless (SMLS), Welded

Thickness

Sch 5S, 10S, 20S, 40S, 80S, STD, XS, 160, XXS

Dimension Standard

ASME B16.9, ASME B16.28, MSS SP-43

Fittings Standard

ASTM A403 / ASME SA403, where applicable; other standards as specified

Fitting Types

Elbow, Tee, Reducer, Cap, Stub End, Return Bend

Connection Type

Butt Weld, Socket Weld, Threaded, Flanged

Pressure-Temperature Rating

Based on applicable standards, wall thickness, temperature, and design conditions

Size

Commonly NPS ½ to NPS 48, depending on fitting type and availability

Material Grade

SMO 254, UNS S31254, EN 1.4547

Key Properties

Excellent resistance to pitting, crevice corrosion, and chloride-containing environments

Applications

Marine, Chemical Processing, Desalination, Seawater Piping, and Pulp and Paper Industries

Available Materials

SMO 254, Stainless Steel, Duplex Steel, Carbon Steel, Alloy Steel, Nickel Alloys, Titanium, and Cupro-Nickel

 
 

Weight Formula Of SMO 254 Pipe Fittings

DN (mm)

Schedule 10S: 90° Elbow (kg)

Schedule 10S: 45° Elbow (kg)

Schedule 10S: Equal Tee (kg)

Schedule 40S: 90° Elbow (kg)

Schedule 40S: 45° Elbow (kg)

Schedule 40S: Equal Tee (kg)

Schedule 80S: 90° Elbow (kg)

Schedule 80S: 45° Elbow (kg)

Schedule 80S: Equal Tee (kg)

8

0.02

0.01

0.03

0.03

0.02

0.06

0.04

0.03

0.07

10

0.03

0.02

0.05

0.03

0.02

0.03

0.06

0.04

0.09

15

0.06

0.03

0.09

0.08

0.04

0.10

0.10

0.05

0.14

20

0.07

0.03

0.13

0.08

0.04

0.17

0.11

0.05

0.20

25

0.14

0.08

0.28

0.15

0.11

0.29

0.22

0.14

0.38

32

0.23

0.11

0.49

0.26

0.17

0.59

0.40

0.23

0.68

40

0.30

0.17

0.68

0.40

0.23

0.86

0.51

0.29

1.02

50

0.50

0.25

0.85

0.70

0.40

1.28

0.91

0.59

1.59

65

0.85

0.48

1.41

1.40

0.77

2.19

1.81

0.99

3.13

80

1.25

0.63

1.77

2.20

1.08

3.31

2.97

1.50

4.45

90

1.70

0.75

2.67

2.83

1.42

4.08

4.00

2.00

5.44

100

2.10

1.08

3.46

4.47

2.09

5.27

6.18

2.81

7.71

150

5.45

2.72

8.07

10.89

5.44

10.99

16.32

8.16

13.61

200

10.20

5.33

15.65

21.54

10.77

20.91

33.11

16.56

28.12

250

18.15

9.75

26.46

38.56

19.27

35.38

51.71

25.86

49.90

300

25.80

13.62

39.46

59.42

29.71

62.14

79.38

39.69

83.91

 

SMO 254 Pipe Fittings Chemical Composition

Element of SMO 254 Pipe Fittings

Content (%)

Chromium (Cr)

19.50–20.50

Nickel (Ni)

17.50–18.50

Molybdenum (Mo)

6.00–6.50

Copper (Cu)

0.50–1.00

Nitrogen (N)

0.18–0.22

Carbon (C)

≤ 0.020

Manganese (Mn)

≤ 1.00

Silicon (Si)

≤ 0.80

Phosphorus (P)

≤ 0.030

Sulfur (S)

≤ 0.010

Iron (Fe)

Balance

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Size Chart Of SMO 254 Pipe Fittings Forged

O.D. or I.D. Diameter (Inch)

Equivalent Decimal (Inch)

Nominal Pipe Size (NPS)

Typical Threads per Inch (TPI)

5/16

0.313

1/16

27

13/32

0.405

1/8

27

35/64

0.540

1/4

18

43/64

0.675

3/8

18

27/32

0.840

1/2

14

1-3/64

1.050

3/4

14

1-5/16

1.315

1

11-1/2

1-21/32

1.660

1-1/4

11-1/2

1-29/32

1.900

1-1/2

11-1/2

2-3/8

2.375

2

11-1/2

2-7/8

2.875

2-1/2

8

3-1/2

3.500

3

8

4

4.000

3-1/2

8

4-1/2

4.500

4

8

 

 

Gasket Size Chart Of SMO 254 Pipe Fittings Equal Tee

Nominal Pipe Size (NPS)

Nominal Diameter (DN)

Gasket Type

Gasket Size Specification

1/2″

DN 15

Spiral Wound / Ring Gasket

As per flange standard

3/4″

DN 20

Spiral Wound / Ring Gasket

As per flange standard

1″

DN 25

Spiral Wound / Ring Gasket

As per flange standard

1-1/2″

DN 40

Spiral Wound / Ring Gasket

As per flange standard

2″

DN 50

Spiral Wound / Ring Gasket

As per flange standard

3″

DN 80

Spiral Wound / Ring Gasket

As per flange standard

4″

DN 100

Spiral Wound / Ring Gasket

As per flange standard

6″

DN 150

Spiral Wound / Ring Gasket

As per flange standard

8″

DN 200

Spiral Wound / Ring Gasket

As per flange standard

10″

DN 250

Spiral Wound / Ring Gasket

As per flange standard

12″

DN 300

Spiral Wound / Ring Gasket

As per flange standard

 

Cast SMO 254 Pipe Fittings Properties

Element

Tensile Strength

Yield Strength (0.2% Offset)

Elongation

Density

Melting Point

Cast SMO 254 Pipe Fittings

Psi – 94,000, MPa – 650

Psi – 43,500, MPa – 300

≥ 35%

8.0 g/cm³

1320–1390 °C (2408–2534 °F)

 
 

 

Physical Properties Of SMO 254 Pipe Fittings Socket Weld Fittings

Physical Property

Annealed Material

Aged and Annealed Material

Density (lb/in³)

0.296

0.297

Melting Range (°F)

2300–2437

2300–2437

Melting Range (°C)

1260–1336

1260–1336

Specific Heat at 70°F (Btu/lb·°F)

0.104

0.104

Specific Heat at 21°C (J/kg·°C)

435

435

Curie Temperature (°F)

Below −320

−170

Curie Temperature (°C)

Below −196

−112

Relative Magnetic Permeability at 200 Oersted and 70°F

1.0013

1.0011

SMO 254 Pipe Fittings can be supplied in either Pipe or Plate construction and are covered by specification ASTM A182 and ASME B16.5.

SMO 254 Pipe Fittings are available in various configurations, including elbows, tees, reducers, caps, and customized fittings, with a range of dimensions, wall thicknesses, schedules, and connection ends to suit different industrial piping and engineering applications. These fittings are supplied according to applicable material and dimensional specifications, with a focus on dimensional precision, surface quality, mechanical properties, and consistent manufacturing standards. Depending on the fitting type, manufacturing method, and product form, SMO 254 fittings can be supplied in accordance with relevant ASTM or ASME specifications, along with other recognized international standards where applicable and agreed upon. As SMO 254 is a high-alloy austenitic stainless steel known for its resistance to pitting and crevice corrosion, particularly in chloride-rich environments, selecting the correct material grade and verifying its suitability for the intended service conditions are essential. Material test certificates, heat-number identification, dimensional inspections, and material verification can help maintain product traceability and support compliance with project requirements. These fittings are commonly used in chemical processing plants, seawater handling systems, desalination facilities, marine installations, and other demanding industrial environments where corrosion resistance, dependable mechanical performance, and long-term service reliability are important.

SMO 254 Pipe Fittings Production Range

Stainless Steel 304 Weld Neck Flanges

Stainless Steel 304 Slip on Flanges

Stainless Steel 304 Blind Flanges

Stainless Steel 304 Socket weld Flanges

Stainless Steel 304 Threaded Flanges

Stainless Steel 304 Lap Joint Flanges

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We offer These SMO 254 Pipe Fittings as per DIN, ISO, JIS or ANSI Standard.

We supply SMO 254 Pipe Fittings according to applicable international standards and project specifications, including relevant ASTM, ASME, EN, DIN, and JIS requirements, subject to the fitting type, product form, and intended application. Our fittings are available in a range of configurations, dimensions, wall thicknesses, schedules, and connection styles to meet the needs of industrial piping systems, engineering projects, maintenance work, and specialized fabrication. At Jai Hind Metal, we focus on material traceability, dimensional precision, surface finish, and consistent workmanship to help ensure that supplied products comply with the agreed technical requirements. Customized dimensions, specified tolerances, inspection and testing arrangements, material test certificates, heat-number identification, product marking, and project-specific documentation can also be coordinated when required. As SMO 254 is a high-alloy stainless steel designed for demanding corrosive environments, the appropriate material grade and applicable product specification should be verified for the intended service conditions. For product information, technical specifications, or customized requirements, email us at info@jaihindmetal.com.

SMO 254 Pipe Fittings are widely used in industrial piping systems that require excellent corrosion resistance, reliable mechanical strength, and consistent performance in aggressive service environments. Their high-alloy austenitic stainless steel composition helps resist pitting and crevice corrosion, particularly in chloride-rich conditions, making them suitable for applications involving seawater and other corrosive process media. These fittings are commonly used in chemical processing plants, desalination facilities, marine and offshore systems, seawater handling equipment, pulp and paper mills, and specialized industrial installations. Available configurations, including elbows, tees, reducers, and custom-designed fittings, accommodate different piping layouts, dimensions, and connection requirements. SMO 254 is especially valued where resistance to localized corrosion and long-term service reliability are important considerations. With its combination of strong pitting and crevice corrosion resistance, good mechanical properties, and resistance to chloride-induced stress corrosion cracking, SMO 254 Pipe Fittings are a dependable choice for demanding applications when the material grade is matched to the operating environment.

Uses & Applications of SMO 254 Pipe Fittings

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Marine Applications

Marine Applications

Our corrosion-resistant metal products are widely used in marine environments where exposure to seawater, salt spray and harsh atmospheric conditions demands exceptional durability and reliability.

Oil and Gas Industry

Oil & Gas

Our nickel alloys and high-performance metal products are used throughout the oil and gas industry for demanding applications involving high pressure, corrosive fluids, sour gas and extreme operating conditions.

Chemical Processing

Chemical Processing

Our corrosion-resistant alloys provide dependable performance in chemical processing equipment exposed to aggressive chemicals, high temperatures and challenging process conditions.

Aerospace Industry

Aerospace

High-strength nickel alloys and specialty metals are selected for aerospace applications where lightweight performance, strength and resistance to extreme temperatures are essential.

Power Generation

Power Generation

Our specialty metal products support power generation equipment operating under high temperatures, pressure and corrosive conditions, delivering reliable long-term performance.

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Salt Production

Corrosion-resistant metals are ideal for salt production environments where continuous exposure to concentrated salt and moisture can severely affect conventional materials.

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