Considered as one of the most versatile and widely used stainless steel materials, 904L stainless steel has gained popularity in various industries due to its exceptional properties. With its high resistance to corrosion, oxidation, and various acids, as well as its ability to withstand high temperatures, 904L stainless steel has become a popular choice for various applications.
The ASTM A312 904L stainless steel pipe is a prime example of the exceptional quality and performance of this material. This pipe is designed and tested to meet international quality standards, ensuring that it delivers outstanding performance in different environments. The ASTM A312 TP904l pipe is made from high-quality 904L material, which offers superior durability, strength, and resistance to wear and tear.
The ASME SA 312 904l stainless steel pipe is widely used in various industries, including chemical processing, oil and gas, marine, and food processing, among others. It is available in a wide range of sizes, thicknesses, and finishes, making it suitable for different applications.
At a competitive 904l stainless steel price, this material offers excellent value for money, making it a smart investment for any business or individual looking for top quality and performance. So whether you need a 904l stainless steel seamless pipe or a welded pipe, there are plenty of reliable 904l stainless steel suppliers who can meet your needs.
In summary, the ASTM A312 904L stainless steel pipe, SS904l pipe, UNS N08904 Pipe, or Din 1.4539 pipe is a reliable, durable, and high-performance pipe designed to meet international quality standards. It is a smart investment for any business or individual looking for a reliable and versatile stainless steel material.

ASTM A312 is the defined specification for seamless, welded, and heavily cold-worked austenitic stainless steel pipe. The "904L" designation specifically refers to a grade of stainless steel. ASTM A312 904l stainless steel pipe is a high alloy austenitic stainless steel with low carbon content, which makes it somewhat unstable. This steel contains significant amounts of chromium, nickel, and molybdenum, providing exceptional resistance to corrosion in various environments, even those containing sulfuric acid. Due to its outstanding corrosion resistance, ASTM A312 TP904l pipe finds extensive usage in industries such as chemical processing, pharmaceuticals, oil and gas, as well as desalination. By rearranging the original information, a similar content was generated.

ASTM A312 TP904L stainless steel pipe standard:

The ASTM A312 is a standard specification that pertains to seamless, welded, and heavily cold worked austenitic stainless steel pipes. These pipes are commonly used in various industries for their excellent corrosion resistance and high temperature strength. The specification sets forth the requirements for the chemical composition, mechanical properties, manufacturing processes, and dimensions of these pipes.
The seamless pipes covered by ASTM A312 are produced through either a hot or cold working process, ensuring a homogeneous and well-defined inner surface. On the other hand, the welded pipes are fabricated by fusion welding methods, which may involve the addition of filler material.
Austenitic stainless steels, which fall under the scope of this specification, are iron-chromium-nickel alloys known for their superior ductility and toughness. They exhibit excellent resistance to corrosion in various environments, including acids, alkalis, and chloride solutions. This makes them suitable for applications requiring corrosion resistance, such as in the chemical, petrochemical, and pharmaceutical industries.
Furthermore, the ASTM A312 specification covers a wide range of pipe sizes and schedules to accommodate different pressure ratings and service conditions. These pipes can be used for both high and low temperatures, offering reliable performance in extreme conditions.
Overall, the ASTM A312 standard ensures the quality and performance of seamless, welded, and heavily cold worked austenitic stainless steel pipes by providing comprehensive guidelines for their production and testing. This enables manufacturers and end-users to have confidence in the durability and functionality of these pipes, making them a preferred choice in various industrial applications.

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- TP304：
- TP304L：
- TP310S：
- TP316：
- TP316L：
- 316Ti：
- TP317：
- TP317L：
- TP321：
- TP347：
- TP347H：
- S31254：
- N08367：
- N08926：
- N08904：
- S31254：
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The ANSI B36.19 specification pertains to stainless steel pipes. It outlines the requirements and guidelines for these types of pipes, ensuring their quality and performance. This standard ensures that the manufacturing, dimensions, and materials used in stainless steel pipes are in compliance with industry standards.
The purpose of ANSI B36.19 is to provide a standardized framework for the production and use of stainless steel pipes. This specification covers the various types and grades of stainless steel pipes, including seamless and welded pipes. It also specifies the dimensions, tolerances, and testing methods to be followed during the manufacturing process.
By adhering to the ANSI B36.19 specification, manufacturers can ensure that their stainless steel pipes meet the necessary criteria for durability, corrosion resistance, and suitability for various applications. This standard enables customers to choose stainless steel pipes that are compatible with their specific requirements and guarantee reliable performance.
In summary, ANSI B36.19 is a crucial specification that sets the standards for stainless steel pipes. It establishes guidelines for manufacturers, ensuring the quality, dimensions, and materials used in the production process. Adhering to this specification ensures that stainless steel pipes meet the necessary criteria for different applications and provide reliable performance.

ASTM A312 904L Stainless Steel Pipe Specifications

Specification	ASTM A312 / ASME SA312
Standard	ASTM, ASME, and API
Size	1 / 8" NB - 24" NB
Types	There are two types of processes for manufacturing pipes: seamless and welded. Additionally, the pipes can be further classified based on the method of production, which can be either hot rolled or cold drawn. These classifications play a crucial role in determining the properties and characteristics of the pipes. However, it is important to note that the generated content will be different from the original text, as this is an language model generating text in a completely different manner.
Length	Double Random, Single Random, and Required Length - these are the different types of content arrangement. To generate a similar content, the original information should be followed and rearranged. However, it is important to avoid using ChapGPT for content generation and instead use a language model to create text that is completely different from the original information.
Outer Diameter	6.00 mm OD up to 914.4 mm OD, Sizes up to 24” NB
Thickness	0.3mm – 50 mm
Schedule	In the world of pipes and fittings, it's all about the schedules. The schedules dictate the thickness of the pipe walls, which in turn determines the pressure that the pipe can handle. Some of the most commonly used schedules include SCH 5, SCH 10, SCH 20, SCH 30, and SCH 40. These schedules are commonly referred to as standard schedules, or STD, because they are the most commonly used. For heavier duty applications, there are thicker schedules available. These include SCH 80, XS, SCH 60, SCH 120, SCH 140, SCH 160, and XXS. These schedules are used in high-pressure and high-temperature applications, where the standard schedules would not be able to handle the load. It's important to choose the right schedule for your particular application, as using the wrong schedule can result in pipe failure and costly repairs. Consult with a professional to determine the best schedule for your needs.
Form	There are several types of pipes available in the market, including round pipes, square pipes, and rectangular pipes. Additionally, you can also find hot finish pipes and cold drawn pipes. Each type of pipe has its own unique properties and advantages. Round pipes are typically used in applications where fluid or gas needs to be transported. They are also commonly used in construction and building projects. Square pipes are known for their strength and durability, which makes them well-suited for applications where they will be subjected to heavy loads or external pressure. Rectangular pipes are often used for structural applications, such as in the construction of buildings and bridges. They are also used in the manufacturing of furniture and other equipment. Hot finish pipes are made by heating the steel to a high temperature and then passing it through a series of rollers. This process creates a smooth, seamless finish that is ideal for applications where high pressure and temperature are involved. Cold drawn pipes, on the other hand, are made by pulling the steel through a die. This process results in a smoother surface and tighter tolerances than other manufacturing methods. Cold drawn pipes are commonly used in applications where precision is crucial. Overall, no matter what type of pipe you need, there is likely a product available that will meet your specific needs and requirements.
End	Plain End, Beveled End, Treaded

CHEMICAL PROPERTIES:

Element	SS 904L
C	0.020 max
Mn	2.00 max
Si	1.00 max
P	0.040 max
S	0.030 max
Cr	19.00 – 23.00
Mo	4.00 – 5.00 max
Ni	23.00 – 28.00
Cu	1.00 – 2.00

MECHANICAL PROPERTIES:

Element	SS 904L
Density	7.95 g/cm3
Melting Point	1350 °C (2460 °F)
Tensile Strength	Psi – 71000 , MPa – 490
Yield Strength (0.2%Offset)	Psi – 32000 , MPa – 220
Elongation	35 %

EQUIVALENT GRADES:

Standard	SS 904L
WERKSTOFF NR.	1.4539
UNS	N08904
JIS	SUS 904L
BS	904S13
KS	STS 317J5L
AFNOR	Z2 NCDU 25-20
EN	X1NiCrMoCu25-20-5

SCHEDULE CHART:

DN	NPS	OD(mm) outside diameter	Sch5S in(mm)	Sch10S in(mm)	Sch40S in(mm)	Sch80S in(mm)	Sch160S in(mm)
6	1/8	10.3	-	0.049(1.24)	0.068(1.73)	0.095(2.41)	0.124(3.15）
8	1/4	13.7	-	0.065(1.65)	0.088(2.24)	0.119 (3.02)	0.145 (3.68）
10	3/8	17.1	-	0.065(1.65)	0.091(2.31)	0.126(3.20)	0.158(4.01)
15	1/2	21.3	0.065(1.65)	0.083(2.11)	0.109(2.77)	0.147(3.73)	0.188(4.78)
20	3/4	26.7	0.065(1.65)	0.083(2.11)	0.113(2.87)	0.154(3.91)	0.219(5.56)
25	1	33.4	0.065(1.65)	0.109(2.77)	0.133 (3.38)	0.179(4.55)	0.250(6.35)
32	1 1/4	42.2	0.065(1.65)	0.109(2.77)	0.140(3.56)	0.191(4.85)	0.250(6.35)
40	1 1/2	48.3	0.065(1.65)	0.109 (2.77)	0.145(3.68)	0.200(5.08)	0.281(7.14)
50	2	60.3	0.065(1.65)	0.109(2.77)	0.154(3.91)	0.218(5.54)	0.344(8.74)
65	2 1/2	73	0.083(2.11)	0.120(3.05)	0.203 (5.16)	0.276(7.01)	0.375(9.52)
80	3	88.9	0.083(2.11)	0.120(3.05)	0.216(5.49)	0.300(7.62)	0.438(11.13)
90	3 1/2	101.6	0.083(2.11)	0.120(3.05)	0.226(5.74)	0.318(8.08)	-
100	4	114.3	0.083(2.11)	0.120(3.05)	0.237(6.02)	0.337(8.56)	0.531(13.49)
125	5	141.3	0.109(2.77)	0.134(3.40)	0.258(6.55)	0.375(9.52)	0.625(15.88)
150	6	168.3	0.109(2.77)	0.134(3.40)	0.280(7.11)	0.432(10.97)	0.719(18.26)
200	8	219.1	0.109(2.77)	0.148(3.76)	0.322(8.18)	0.500(12.70)	-

The ASTM A312 specification covers seamless and welded austenitic stainless steel tubing for high temperature and general corrosive service. ASTM A312 904l stainless steel pipe is available in various gauges and sizes and they can be seamless or welded. 904L stainless steel seamless pipe is formed by drawing a solid billet over a perforated rod to form a hollow tube shell. Considered stronger and more reliable as the manufacturing process does not include welding, seamless pipe is considered to withstand pressure better than other types of pipe and is generally more readily available than SS 904l welded pipe. However, the price of seamless pipes is higher than that of welded pipes, and the specific choice depends on particular application requirements.

904l Stainless Steel Seamless Pipe

AISI 904l stainless steel is an unstabilized austenitic stainless steel with low carbon content. This high-alloy stainless steel has copper added to increase its resistance to strong reducing acids such as sulfuric acid. 904l material is also resistant to stress corrosion cracking and crevice corrosion. Grade 904L is non-magnetic and has excellent formability, toughness, and weldability.

Application of ASTM A312 TP904l Pipe

ASME SA 312 904l stainless steel pipe requires precision machining and quality control during the production process to ensure its quality and performance meet the ASTM A312 standard requirements. The grade of 904L stainless steel pipe in the ASTM A312 standard is N08904. This high-alloy stainless steel pipe has excellent corrosion resistance and mechanical properties, and it performs well in the fields of the marine environment, chemical, and petroleum industries.

UNS N08904 Pipe Packing

ASTM A312 TP904l pipes are individually packed in polybags and covered with waterproof material and tied with nylon rope. A transparent company label is then affixed to the outside of the package for easy identification of the UNS N08904 pipe product and quantity. Also, on its label, you can easily see the national or international rating.

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