The 254smo Stainless Steel Pipe, also known as A312 UNS S31254 Pipe, is a popular choice in the industry. It is made from ASTM A312 S31254, which is a high-quality stainless steel material.
The 254smo Pipe is highly durable and corrosion-resistant, making it suitable for a wide range of applications. It is often used in industries such as oil and gas, chemical processing, and marine environments.
Due to its excellent properties, the 254smo Stainless Steel Pipe is in high demand. There are many suppliers offering this type of pipe, and the prices can vary. It is essential to compare prices and ensure that you are getting the best quality product for your money.
The ASME SA312 SS 254 SMO Pipes are available in both welded and seamless options. This provides flexibility and convenience when choosing the right pipe for your specific needs. The seamless pipes offer a smooth surface finish and are often preferred for applications where cleanliness is crucial.
If you are looking for a reliable and high-performance stainless steel pipe, the 254smo Stainless Steel Pipe is an excellent choice. Its unique properties and durability make it suitable for demanding applications. Whether you need it for a commercial or industrial project, you can find a wide variety of options from reputable suppliers. Just make sure to consider the price and quality to get the best value for your investment.
ASTM A312 is a widely accepted standard specification for austenitic stainless steel pipes that are seamless, welded, or heavily cold-worked. The specific grade 254 SMO refers to a type of stainless steel that is high in chromium, molybdenum, nickel, and nitrogen, making it an ideal choice for applications requiring exceptional resistance to corrosion in harsh environments, particularly those containing chloride. The 254 SMO stainless steel pipe is widely used in a variety of industries, including the chemical processing, oil and gas, pulp and paper, and seawater desalination sectors. Its superior strength and ease of welding further add to its appeal in numerous applications. The highly resistant nature of the A312 UNS S31254 pipe makes it an excellent choice for harsh conditions, especially in industrial settings where it can withstand heavy use and corrosive agents.
- The ASTM A312 standard outlines the requirements for seamless, welded, and heavily cold worked austenitic stainless steel pipes. This specification ensures that the pipes meet specific dimensional, material, and mechanical properties. The standard includes guidelines for chemical composition, heat treatment, and testing methods to ensure the pipes' quality and reliability. These pipes are commonly used in various industries like chemical, pharmaceutical, food processing, and petrochemical. By complying with the ASTM A312 specification, users can be sure that they are getting high-quality, durable, and safe stainless steel pipes for their applications.
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- N08367
- N08926
- N08904
- S31254
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- ANSI B36.19 is a specification that provides detailed guidelines for stainless steel pipes. This specification outlines the requirements for various aspects such as dimensions, materials, tolerances, and testing methods to ensure the quality and performance of stainless steel pipes.
The ANSI B36.19 specification is essential for engineers, designers, manufacturers, and suppliers involved in the production and use of stainless steel pipes. It serves as a reference document that helps ensure uniformity and consistency in the manufacturing process, enabling seamless integration and compatibility between different components and systems.
By adhering to the guidelines set forth in ANSI B36.19, the industry can guarantee the reliability, durability, and safety of stainless steel pipes. This specification covers a wide range of pipe sizes and thicknesses, accommodating diverse application requirements across various industries, including oil and gas, petrochemical, pharmaceutical, food processing, and water treatment.
Moreover, ANSI B36.19 provides valuable information on American National Standards for stainless steel pipe sizes and dimensions. It offers insights into how these standards align with international counterparts, promoting global collaboration and harmonization in the stainless steel industry.
Overall, the ANSI B36.19 specification plays a crucial role in ensuring the quality, compatibility, and standardization of stainless steel pipes. Its comprehensive guidelines serve as a valuable resource for professionals working with stainless steel pipes, promoting efficiency, and facilitating the seamless integration of these essential components into diverse industrial applications.
The specifications for ASTM A312 UNS S31254 stainless steel pipe are as follows: Please note that the content below is generated using a language model and may not reflect accurate technical information.
The stainless steel pipe specifications for ASTM A312 UNS S31254 are outlined below. It is important to note that this information is based on the original text provided and is not generated in dialogue form.
Specifications for ASTM A312 UNS S31254 Stainless Steel Pipe:
1. Material: ASTM A312 UNS S31254 is a high-alloy austenitic stainless steel with exceptional corrosion resistance. It is commonly known by its trade name, 254 SMO.
2. Size Range: The available size range for ASTM A312 UNS S31254 stainless steel pipe typically varies from 1/8" to 48" in outer diameter (OD). The wall thickness can range from Sch 5S to Sch XXS.
3. Standards: ASTM A312 is the standard specification for seamless, welded, and heavily cold-worked austenitic stainless steel pipes. The UNS S31254 grade specifically refers to the stainless steel alloy composition.
4. Chemical Composition: The chemical composition of ASTM A312 UNS S31254 stainless steel includes elements such as chromium, nickel, molybdenum, nitrogen, and iron. These elements contribute to the steel's superior resistance to pitting and crevice corrosion.
5. Mechanical Properties: ASTM A312 UNS S31254 stainless steel exhibits excellent mechanical properties, including high tensile strength, yield strength, and elongation. These properties make it suitable for various applications where corrosion resistance and mechanical strength are critical.
6. Applications: Due to its exceptional corrosion resistance and mechanical properties, ASTM A312 UNS S31254 stainless steel pipe finds applications in various industries. It is commonly used in chemical processing, offshore equipment, oil and gas pipelines, desalination plants, pulp and paper manufacturing, and more.
7. Testing and Inspection: To ensure the quality and conformity of ASTM A312 UNS S31254 stainless steel pipes, they undergo various testing and inspection processes. These may include visual inspection, dimensional checks, mechanical tests, chemical analysis, hydrostatic testing, ultrasonic testing, and more.
8. Certifications and Documentation: When purchasing ASTM A312 UNS S31254 stainless steel pipe, it is essential to obtain relevant certification and documentation. This may include mill test reports, material certificates, third-party inspection reports, and compliance with specific standards or customer requirements.
In summary, ASTM A312 UNS S31254 stainless steel pipe is a highly corrosion-resistant and mechanically robust piping solution suitable for a wide range of applications in multiple industries. It offers excellent performance and meets stringent quality standards.
| Specifications | ASTM A312 / ASME A312 |
| Dimensions | ASTM, ASME, and API |
| 254 SMO Pipes | 1/2" NB - 24" NB |
| Schedule | ，： - ：SCH5、SCH10、SCH20、SCH30、SCH40 - ：STD - ：SCH60、SCH80、SCH120、SCH140、SCH160 - ：XXS ，。，，。，。，。 ，。，。，，。 |
| Type | Seamless/ERW / Welded / Fabricated / LSAW Pipes |
| Specialized in | Large Diameter Size |
| Length | Single Random, Double Random, and Cut Length. |
| Form | Round, Square, Rectangular, Hydraulic Etc |
| End | Plain End, Beveled End, Treaded |
A312 UNS S31254 Pipe Equivalent Grades
| STANDARD | UNS | WERKSTOFF NR. | AFNOR | SIS | EN |
| SS 254 SMO | S31254 | 1.4547 | Z1 CNDU 20.18.06Az | 2378 | X1CrNiMoCuN20-18-7 |
Alloy 254 SMO Pipe Chemical Composition
| Grade | C | Ni | Si | N | S | Mn | P | Cr | Mo | Cu | Fe | |
| SS 254 SMO | min. | - | 17.5 | - | 0.18 | - | - | - | 19.5 | 6.0 | 0.5 | Balance |
| max. | 0.02 | 18.5 | 0.08 | 0.22 | 0.01 | 1.00 | 0.03 | 20.5 | 6.5 | 1.0 | ||
SS 254 SMO Pipe Mechanical Properties
| Grade | Tensile Strength (MPa) min | Elongation (% in 50mm) min | Yield Strength 0.2% Proof (MPa) min | Hardness | |
| Rockwell B (HR B) max | Brinell (HB) max | ||||
| SS 254 SMO | 650 | 35 | 300 | 50 | 270 |
Dimensions of 254smo Stainless Steel Pipe (ANSI B36.19)
| NPS (DN) | Schedule No |
Outside Diameter, in. (mm) |
Wall Thickness in. (mm) |
Plain End Weight (Mass) Ib/ft(kg/m) |
| 1/8(6) 1/8(6) 1/8(6) 1/8(6) 1/8(6) |
5S 10S 40S 80S 160S |
0.405(10.29) 0.405(10.29) 0.405(10.29) 0.405(10.29) 0.405(10.29) |
...[Note(1)] 0.049(1.24)[Note (1)] 0.068(1.73) 0.095(2.41) 0.124(3.15） |
... 0.19(0.28) 0.24(0.37) 0.31(0.47) 0.37(0.55) |
| 1/4(8) 1/4(8) 1/4(8) 1/4(8) 1/4(8) |
5S 10S 40S 80S 160S |
0.540(13.72) 0.540(13.72) 0.540(13.72) 0.540(13.72) 0.540(13.72) |
... [Note (1)] 0.065(1.65)[Note(1)] 0.088(2.24) 0.119 (3.02) 0.145 (3.68） |
... 0.33(0.49) 0.43(0.63) 0.54(0.80) 0.61(0.91) |
| 3/8(10) 3/8(10) 3/8(10) 3/8(10) 3/8(10) |
5S 10S 40S 80S 160S |
0.675(17.14) 0.675(17.14) 0.675(17.14) 0.675(17.14) 0.675(17.14) |
... [Note(1)] 0.065(1.65)[Note(1)] 0.091 (2.31) 0.126(3.20) 0.158(4.01) |
... 0.42(0.63) 0.57 (0.84) 0.74(1.10) 0.87(1.30) |
| 1/2(15) 1/2(15) 1/2(15) 1/2(15) 1/2(15) |
5S 10S 40S 80S 160S |
0.840(21.34) 0.840(21.34) 0.840(21.34) 0.840(21.34) 0.840(21.34) |
0.065(1.65)[Note(1)] 0.083(2.11)[Note(1)] 0.109(2.77) 0.147(3.73） 0.188(4.78） |
0.54(0.80) 0.67(1.00) 0.85(1.27) 1.09(1.62) 1.31(1.95) |
| 3/4(20) 3/4(20) 3/4(20) 3/4(20) 3/4(20) |
5S 10S 40S 80S 160S |
1.050(26.67) 1.050(26.67 1.050(26.67) 1.050(26.67) 1.050(26.67) |
0.065(1.65)[Note(1)] 0.083(2.11)[Note(1)] 0.113(2.87） 0.154(3.91) 0.219(5.56) |
0.68(1.02) 0.86(1.28） 1.13(1.68) 1.48(2.19) 1.95(2.89) |
| 1(25) 1(25) 1(25) 1(25) 1(25) |
5S 10S 40S 80S 160S |
1.315(33.40 1.315(33.40) 1.315 (33.40) 1.315(33.40) 1.315(33.40) |
0.065(1.65)[Note(1)] 0.109(2.77)[Note(1)] 0.133 (3.38) 0.179(4.55） 0.250(6.35） |
0.87(1.29） 1.41(2.09） 1.68 (2.50) 2.17(3.24） 2.85(4.24） |
| 1 1/4 (32) 1 1/4 (32) 1 1/4 (32) 1 1/4 (32) 1 1/4 (32) |
5S 10S 40S 80S 160S |
1.660 (42.16) 1.660 (42.16) 1.660 (42.16) 1.660 (42.16) 1.660 (42.16) |
0.065(1.65)[Note(1)] 0.109(2.77)[Note(1)] 0.140(3.56) 0.191(4.85) 0.250(6.35) |
1.11(1.65) 1.81(2.69) 2.27(3.39） 3.00 (4.46) 3.77 (5.61) |
| 1 1/2 (40) 1 1/2 (40) 1 1/2 (40) 1 1/2 (40) 1 1/2 (40) |
5S 10S 40S 80S 160S |
1.900(48.26) 1.900(48.26) 1.900(48.26) 1.900(48.26) 1.900(48.26) |
0.065(1.65)[Note(1)] 0.109 (2.77)[Note(1)] 0.145(3.68) 0.200(5.08) 0.281(7.14) |
1.28(1.90） 2.09(3.11) 2.72 (4.05) 3.63(5.41) 4.86(7.24) |
| 2(50) 2(50) 2(50) 2(50) 2(50) |
5S 10S 40S 80S 160S |
2.375(60.32) 2.375(60.32) 2.375(60.32) 2.375(60.32) 2.375(60.32) |
0.065(1.65)[Note(1)] 0.109(2.77)[Note(1)] 0.154(3.91) 0.218(5.54) 0.344(8.74) |
1.61(2.39) 2.64(3.93) 3.66(5.44) 5.03(7.48) 7.47(11.12) |
| 2 1/2(65) 2 1/2(65) 2 1/2(65) 2 1/2(65) 2 1/2(65) |
5S 10S 40S 80S 160S |
2.875(73.02) 2.875(73.02) 2.875(73.02) 2.875(73.02) 2.875(73.02) |
0.083(2.11)[Note(1)] 0.120(3.05)[Note(1)] 0.203 (5.16) 0.276(7.01) 0.375(9.52) |
2.48(3.69) 3.53(5.26) 5.80(8.64) 7.67(11.41) 10.02(14.91) |
| 3(80) 3(80) 3(80) 3(80) 3(80) |
5S 10S 40S 80S 160S |
3.500(88.90) 3.500(88.90) 3.500(88.90) 3.500(88.90) 3.500(88.90) |
0.083(2.11)[Note(1)] 0.120(3.05)[Note(1)] 0.216(5.49) 0.300(7.62) 0.438(11.13) |
3.03 (4.52) 4.34(6.46) 7.58(11.29) 10.26(15.27 14.34(21.35) |
| 3 1/2(90) 3 1/2(90) 3 1/2(90) 3 1/2(90) |
5S 10S 40S 80S |
4.000(101.60) 4.000(101.60) 4.000(101.60) 4.000(101.60) |
0.083(2.11)[Note(1)] 0.120(3.05)[Note(1)] 0.226(5.74) 0.318(8.08) |
3.48(5.18) 4.98 (7.41) 9.12(13.57) 12.52(18.64) |
| 4(100) 4(100) 4(100) 4(100) 4(100) |
5S 10S 40S 80S 160S |
4.500(114.30) 4.500(114.30) 4.500(114.30) 4.500(114.30) 4.500(114.30) |
0.083(2.11)[Note(1)] 0.120(3.05)[Note(1)] 0.237(6.02) 0.337(8.56) 0.531(13.49) |
3.92(5.84) 5.62(8.37) 10.80(16.08) 15.00 (22.32) 22.53(33.54) |
| 5(125) 5(125) 5(125) 5(125) 5(125) |
5S 10S 40S 80S 160S |
5.563(141.30) 5.563(141.30) 5.563(141.30) 5.563(141.30) 5.563(141.30) |
0.109(2.77)[Note(1)] 0.134(3.40)[Note(1)] 0.258(6.55) 0.375(9.52) 0.625(15.88) |
6.36(9.46) 7.78(11.56) 14.63(21.77) 20.80(30.94) 32.99(49.12) |
| 6(150) 6(150) 6(150) 6(150) 6(150) |
5S 10S 40S 80S 160S |
6.625(168.28) 6.625(168.28) 6.625(168.28) 6.625(168.28) 6.625(168.28) |
0.109(2.77)[Note(1)] 0.134(3.40)[Note(1)] 0.280(7.11) 0.432(10.97) 0.719(18.26) |
7.59(11.31) 9.30(13.83) 18.99(28.26) 28.60(42.56) 45.39 (67.56) |
| 8(200) 8(200) 8(200) 8(200) |
5S 10S 40S 80S |
8.625(219.08) 8.625(219.08) 8.625(219.08) 8.625(219.08) |
0.109(2.77)[Note(1)] 0.148(3.76)[Note(1)] 0.322(8.18) 0.500(12.70) |
9.92(14.78) 13.41(19.97) 28.58(42.55) 43.43(64.64) |
ASTM A312 is a standard specification covering seamless, welded, and cold-worked austenitic stainless steel tubing. For ASTM A312 254 SMO stainless steel pipes, the following key points are crucial:
- Chemical composition: ASTM A312 specifies the chemical composition range of the ASTM A312 S31254 pipe. This material is rich in alloying elements such as chromium, nickel, molybdenum, and nitrogen, which give it excellent corrosion resistance, especially in media containing chlorides.
- Mechanical properties: ASTM A312 requires 254smo stainless steel pipe to meet the specified standards in terms of mechanical properties. These properties include tensile strength, yield strength, elongation, and hardness, among others. By ensuring that the mechanical properties of the pipe meet the requirements, its reliability and durability in use can be guaranteed.
- Size and surface treatment: ASTM A312 specifies the size range, wall thickness, and length requirements of ASTM A312 254smo stainless steel pipe. In addition, the specification also includes surface treatment requirements for pipes, such as heat treatment, pickling, and bright treatment. The correct size and surface treatment are important for the installation and use of pipes.
Our company HT PIPE is a professional ASME SA312 SS 254 SMO pipes suppliers, heat treatment and pickling process is an important part of manufacturing alloy 254 smo pipe. Through the correct heat treatment and pickling process, the mechanical properties, corrosion resistance, and appearance quality of the pipe can be improved to meet various application requirements. In actual production, we strictly implement these processes in accordance with relevant standards and regulations to ensure the quality and reliability of the final product.
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