Equivalent of 904l stainless steel valves

<ul><li>UNS N08904</li><li>SAE J405: 904L / UNS N08904</li><li>DIN 1.4539</li><li>EN 1.4539 / X1NiCrMoCu25-20-5</li><li>ASTM A351 / A743 / A744</li><li>JIS G4304 / G4308</li><li>GB/T 12771 / 13296</li><li>ISO 9329-5 / ISO 9330-5</li><li>GOST 03Ch17N14M3</li></ul>

904l valve stainless steel chemical composition

<ul><li>Iron (Fe): balance</li><li>Chromium (Cr): 19-23%</li><li>Nickel (Ni): 23-28%</li><li>Molybdenum (Mo): 4-5%</li><li>Copper (Cu): 1-2%</li><li>Carbon (C): no more than 0.02%</li><li>Manganese (Mn): no more than 2%</li><li>Silicon (Si): no more than 1%</li><li>Phosphorus (P): no more than 0.03%</li><li>Sulfur (S): no more than 0.01%</li><li>Nitrogen (N): no more than 0.1%</li><li>Titanium (Ti) : no more than 0.05%</li><li>Aluminum (Al) : no more than 0.02%</li></ul>

Stainless Steel 904L Valves

Stainless Steel 904L is a high grade austenitic stainless steel containing a high amount of chromium and nickel and is highly resistant to chloride and acid corrosion. The addition of nickel, chromium, molybdenum, and copper enhances the properties of this material, and that is why it is used in the manufacture of valves for severe service industries. Stainless Steel 904L valves are produced to offer the highest performance, durability and efficiency in various industries.

Chemical Composition of Stainless Steel 904L Valves

Stainless Steel 904L Valve composition is crucial for understanding their properties and performance in various industrial applications.

C	Mn	Si	P	S	Cr	Mo	Ni	Cu
0.02 Max	2.0 Max	1.0 Max	0.045 Max	0.035 Max	19.0 Min 23.0 Max	4.0 Min 5.0 Max	23.0 Min 28.0 Max	1.0 Min 2.0 Max

Thus, this table provides valuable insight into the chemical composition of these tubes, highlighting their properties and suitability.

Mechanical Properties of Stainless Steel 904L Valves

The table provides essential information for engineers and manufacturers to assess the integrity and durability of the Stainless Steel 904L Valves in demanding environments.

Grade	Tensile Strength (MPa) min	Elongation (% in 50mm) min	Yield Strength 0.2% Proof (MPa) min	Hardness
Grade	Tensile Strength (MPa) min	Elongation (% in 50mm) min	Yield Strength 0.2% Proof (MPa) min	Rockwell B (HR B) max	Brinell (HB) max
SS 904L	515	40	205	92	201

Thus, this valuable data on the Stainless Steel 904L Valve’s strength, flexibility, and resilience is crucial for ensuring reliability and longevity.

Advantages of Stainless Steel 904L Valves

These flexible Valve fittings offer numerous benefits for various industrial applications.

Exceptional Corrosion Resistance: Stainless Steel 904L Valve is resistant to corrosion in extreme conditions, including sulfuric and phosphoric acids and chloride solutions.
Good Weldability: Stainless Steel 904L Valve can be welded using conventional welding processes without being affected by sensitisation; hence, it loses its corrosion resistance properties.
High Temperature Strength: Stainless Steel 904L Valve has good strength and stability at high temperatures, making it suitable for high-temperature applications.
Enhanced Mechanical Properties: Stainless Steel 904L Valve offers acceptable hardness, flexibility and strength, enabling it to do well under mechanical loads.
Resistance to Stress Corrosion Cracking: Stainless Steel 904L Valve increases the structure's life by resisting stress corrosion cracking in a chloride environment.
Non-magnetic: Stainless Steel 904L Valve is non-magnetic after welding and hence can be applied where non-magnetic properties are required.

Stainless Steel 904L Valves offer several advantages that make it suitable for industrial and commercial applications.

Common Applications of Stainless Steel 904L Valves

Due to its excellent features, the Stainless Steel 904L Valves is preferred in various industrial applications. Some of the main applications include.

Chemical Processing: Stainless Steel 904L Valve is most appropriate for valves used in chemical processes dealing with corrosive substances and abrasive fluids.
Oil and Gas Industry: Stainless Steel 904L Valve is used in offshore and onshore facilities, including oil and gas platforms, pipelines, and refineries, since it is highly resistant to environmental conditions.
Pharmaceutical Industry: Stainless Steel 904L Valve is suitable in pharmaceutical production processes to retain sterility and resist solvents and reagents.
Marine Applications: Stainless steel 904L valves are specially used in SWRO, seawater desalination, and marine engineering and have high corrosion resistance.
Pulp and Paper Industry: Applied in valves for the pulp and paper industries to give protection from chemicals and high temperatures.
Power Generation: Applied in valves of nuclear, thermal, and hydro power plants because of high temperature strength and anti-corrosive properties.
Food and Beverage Industry: In valves for food industries, dairy and brewing industries to get hygienically clean and corrosion-resistant valves.
HVAC Systems: Stainless Steel 904L Valve is used in HVAC systems to ensure that the systems work effectively and have a long life span.
Mining Industry: Especially for valves applied in mining to prevent them from being worn by abrasive and corrosive material.

Stainless Steel 904L Valves are applied across various industries due to their valuable features, which make them versatile.

Chemical Composition of Stainless Steel 904L Valves

Stainless Steel 904L Valve composition is crucial for understanding their properties and performance in various industrial applications.

C	Mn	Si	P	S	Cr	Mo	Ni	Cu
0.02 Max	2.0 Max	1.0 Max	0.045 Max	0.035 Max	19.0 Min 23.0 Max	4.0 Min 5.0 Max	23.0 Min 28.0 Max	1.0 Min 2.0 Max

Thus, this table provides valuable insight into the chemical composition of these tubes, highlighting their properties and suitability.

Mechanical Properties of Stainless Steel 904L Valves

The table provides essential information for engineers and manufacturers to assess the integrity and durability of the Stainless Steel 904L Valves in demanding environments.

Grade	Tensile Strength (MPa) min	Elongation (% in 50mm) min	Yield Strength 0.2% Proof (MPa) min	Hardness
Grade	Tensile Strength (MPa) min	Elongation (% in 50mm) min	Yield Strength 0.2% Proof (MPa) min	Rockwell B (HR B) max	Brinell (HB) max
SS 904L	515	40	205	92	201

Thus, this valuable data on the Stainless Steel 904L Valve’s strength, flexibility, and resilience is crucial for ensuring reliability and longevity.

Advantages of Stainless Steel 904L Valves

These flexible Valve fittings offer numerous benefits for various industrial applications.

Exceptional Corrosion Resistance: Stainless Steel 904L Valve is resistant to corrosion in extreme conditions, including sulfuric and phosphoric acids and chloride solutions.
Good Weldability: Stainless Steel 904L Valve can be welded using conventional welding processes without being affected by sensitisation; hence, it loses its corrosion resistance properties.
High Temperature Strength: Stainless Steel 904L Valve has good strength and stability at high temperatures, making it suitable for high-temperature applications.
Enhanced Mechanical Properties: Stainless Steel 904L Valve offers acceptable hardness, flexibility and strength, enabling it to do well under mechanical loads.
Resistance to Stress Corrosion Cracking: Stainless Steel 904L Valve increases the structure's life by resisting stress corrosion cracking in a chloride environment.
Non-magnetic: Stainless Steel 904L Valve is non-magnetic after welding and hence can be applied where non-magnetic properties are required.

Stainless Steel 904L Valves offer several advantages that make it suitable for industrial and commercial applications.

Common Applications of Stainless Steel 904L Valves

Due to its excellent features, the Stainless Steel 904L Valves is preferred in various industrial applications. Some of the main applications include.

Chemical Processing: Stainless Steel 904L Valve is most appropriate for valves used in chemical processes dealing with corrosive substances and abrasive fluids.
Oil and Gas Industry: Stainless Steel 904L Valve is used in offshore and onshore facilities, including oil and gas platforms, pipelines, and refineries, since it is highly resistant to environmental conditions.
Pharmaceutical Industry: Stainless Steel 904L Valve is suitable in pharmaceutical production processes to retain sterility and resist solvents and reagents.
Marine Applications: Stainless steel 904L valves are specially used in SWRO, seawater desalination, and marine engineering and have high corrosion resistance.
Pulp and Paper Industry: Applied in valves for the pulp and paper industries to give protection from chemicals and high temperatures.
Power Generation: Applied in valves of nuclear, thermal, and hydro power plants because of high temperature strength and anti-corrosive properties.
Food and Beverage Industry: In valves for food industries, dairy and brewing industries to get hygienically clean and corrosion-resistant valves.
HVAC Systems: Stainless Steel 904L Valve is used in HVAC systems to ensure that the systems work effectively and have a long life span.
Mining Industry: Especially for valves applied in mining to prevent them from being worn by abrasive and corrosive material.

Stainless Steel 904L Valves are applied across various industries due to their valuable features, which make them versatile.

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Stainless Steel 904L Valves FAQ's

UNS N08904
SAE J405: 904L / UNS N08904
DIN 1.4539
EN 1.4539 / X1NiCrMoCu25-20-5
ASTM A351 / A743 / A744
JIS G4304 / G4308
GB/T 12771 / 13296
ISO 9329-5 / ISO 9330-5
GOST 03Ch17N14M3

Price is based on various factors, in general, it starts from INR 250/Kg to INR 600/Kg

Yield Strength: 220 MPa (min) - 310 MPa (max)
Tensile Strength: 480 MPa (min) - 620 MPa (max)
Elongation: 35% (min)
Hardness: 220-280 Vickers (typical)
Impact Toughness: Not specified
Density: 7.95 g/cm3

The machinability of 904L stainless steel valves is considered to be good, but it is not as good as that of some other stainless steel alloys. It is generally more difficult to machine than 304 or 316 stainless steels, due to its high strength and high resistance to deformation.

Iron (Fe): balance
Chromium (Cr): 19-23%
Nickel (Ni): 23-28%
Molybdenum (Mo): 4-5%
Copper (Cu): 1-2%
Carbon (C): no more than 0.02%
Manganese (Mn): no more than 2%
Silicon (Si): no more than 1%
Phosphorus (P): no more than 0.03%
Sulfur (S): no more than 0.01%
Nitrogen (N): no more than 0.1%
Titanium (Ti) : no more than 0.05%
Aluminum (Al) : no more than 0.02%

Valves made from Type 403 stainless steel can be rustproof, as the alloy composition of this material makes it highly resistant to corrosion. Type 403 stainless steel is composed of 11% chromium and 0.5% manganese, which means that it has a higher corrosion resistance compared to other grades of stainless steel like 302 or 304. It also has a high nickel content (around 8%) which further increases its anti-corrosion ability. This makes Type 403 stainless steel an excellent choice for valves and other components used in applications where exposed to harsh environments or chemicals.