304/304L Pipe Fittings Manufacturer, Supplier & Exporter in India
Amardeep Steel Center is a premier manufacturer, supplier, and exporter of high-quality 304/304L Pipe Fittings. With a state-of-the-art manufacturing facility and extensive inventory, we specialize in providing robust, reliable, and certified fittings that meet the stringent demands of industries worldwide. Our commitment to excellence ensures that every product, from elbows and tees to reducers and caps, adheres to international standards like ASTM A403.
We deliver precision-engineered Stainless Steel 304 Pipe Fittings and Stainless Steel 304L Pipe Fittings designed for superior performance and longevity in corrosive and high-pressure environments.
What Are 304/304L Pipe Fittings?
304/304L Pipe Fittings are components used to connect, control, change direction, and branch piping systems. They are manufactured from austenitic stainless steel grades 304 and 304L, which are among the most versatile and widely used stainless steels globally. The material's composition, primarily an alloy of chromium (approx. 18%) and nickel (approx. 8%), provides an exceptional combination of corrosion resistance, formability, and weldability.
- Stainless Steel 304 Pipe Fittings (SS 304 Pipe Fittings) are the standard "18/8" stainless choice, offering excellent performance in a wide range of atmospheric and chemical environments.
- Stainless Steel 304L Pipe Fittings (SS 304L Pipe Fittings) are a low-carbon variant of the 304 grade. The reduced carbon content (0.03% max) minimizes carbide precipitation during welding, preventing intergranular corrosion. This makes 304L stainless steel fittings the preferred choice for heavy-gauge welded components where post-weld annealing is not practical.
The governing standard for these products is ASTM A403, which covers wrought austenitic stainless steel fittings for pressure piping applications. The designation WP304/WP304L signifies that the fittings meet the chemical and mechanical requirements of this standard, ensuring they are suitable for use in critical industrial systems.
Table of Contents
- 304/304L Stainless Steel Pipe Fittings Specifications
- Chemical Composition & Mechanical Properties of 304/304L Pipe Fittings
- Mechanical Properties of 304/304L Pipe Fittings
- Heat Treatment & Tolerances of 304/304L Pipe Fittings
- Dimensional Tolerances of 304/304L Pipe Fittings
- Types & Forms of 304/304L Stainless Steel Fittings
- Applications & Industries Served of 304/304L Pipe Fittings
- Why Choose Amardeep Steel for 304/304L Pipe Fittings?
- Related Products
- Get a Competitive Price
304/304L Stainless Steel Pipe Fittings Specifications
Our 304 stainless steel pipe fittings are manufactured to precise specifications, ensuring complete interchangeability and compliance with global engineering standards. We maintain full traceability from raw material sourcing to final product delivery.
|
Specification |
Details |
|---|---|
|
Standard |
ASTM A403 / ASME SA403 |
|
Grades |
WP304, WP304L, WP304H |
|
Types |
Seamless / Welded / Fabricated |
|
Buttweld Fittings Size |
1/2" to 48" |
|
Forged Fittings Size |
1/4” to 4” |
|
Bending Radius |
R=1D, 2D, 3D, 5D, 6D, 8D, 10D or Custom |
|
Wall Thickness / Schedule |
Sch 5s, 10s, 40s, 80s, 10, 20, 40, STD, 60, 80, XS, 100, 120, 140, 160, XXS |
|
Pressure Class (Forged) |
2000 LBS, 3000 LBS, 6000 LBS, 9000 LBS |
|
Dimensions |
ASME/ANSI B16.9, ASME B16.28, MSS-SP-43, MSS SP-75 |
Chemical Composition & Mechanical Properties of 304/304L Pipe Fittings
The precise chemical balance and mechanical strength of our fittings are critical to their performance. We conduct rigorous testing as per ASTM A751 to guarantee that every batch meets the required specifications.
Chemical Composition (wt %)
The chemical makeup determines the corrosion resistance and weldability. The low carbon in 304L is the key differentiator for welded applications.
|
Grade |
C |
Mn |
P |
S |
Si |
Cr |
Ni |
|---|---|---|---|---|---|---|---|
|
SS 304 (WP304) |
0.08 |
2.00 |
0.045 |
0.030 |
0.75 |
18.0-2 |
8.0-1 |
|
SS 304L (WP304L) |
0.03 |
2.00 |
0.045 |
0.030 |
0.75 |
18.0-2 |
8.0-1 |
Mechanical Properties of 304/304L Pipe Fittings
Mechanical properties such as tensile strength and elongation are verified to ensure our ASTM A403 WP304 fittings can withstand operational pressures and stresses.
|
Grade |
Tensile Strength (min) |
Yield Strength (min) |
Elongation in 2" (min) |
Hardness (max) |
|---|---|---|---|---|
|
ksi (MPa) |
ksi (MPa) |
% |
Rockwell B |
|
|
WP304 |
75 (515) |
30 (205) |
35 |
102 |
|
WP304L |
70 (485) |
25 (170) |
35 |
102 |
Heat Treatment & Tolerances of 304/304L Pipe Fittings
Proper heat treatment and adherence to strict dimensional tolerances are fundamental to the quality and reliability of pipe fittings.
Heat Treatment Requirements of 304/304L Pipe Fittings
All our Stainless Steel 304/304L Pipe Fittings are supplied in a heat-treated condition to ensure optimal material properties. The standard procedure is solution annealing, which involves:
- Heating: The fittings are heated to a temperature of 1900°F (1040°C).
- Soaking: They are held at this temperature for a sufficient duration to allow the chromium carbides to dissolve into the austenite matrix.
- Quenching: The fittings are rapidly cooled (quenched) in water or another suitable medium to prevent the reformation of carbides.
This process relieves stresses from the forming operation, restores maximum corrosion resistance (especially at grain boundaries), and ensures a uniform, non-magnetic austenitic microstructure. All welding operations are performed before the final heat treatment.
Dimensional Tolerances of 304/304L Pipe Fittings
Dimensional accuracy is critical for proper alignment and leak-free connections in a piping system. Our fittings conform to the dimensional standards specified in ASME B16.9 (for buttweld fittings) and ASME B16.11 (for forged fittings). These standards govern:
- Overall dimensions (center-to-face)
- Wall thickness at the bevel
- Angular alignment
- End preparation (beveling for welding)
- Bore diameter consistency
Adherence to these tolerances guarantees seamless integration with pipes and other components during installation.
Types & Forms of 304/304L Stainless Steel Fittings
As a leading manufacturer, Amardeep Steel Center produces a comprehensive range of 304L seamless pipe fittings and welded fittings to meet all your project requirements.
- Elbows (45°, 90°, 180°): Used to change the direction of flow. Available in Long Radius (LR) and Short Radius (SR).
- Tees (Equal & Reducing): Used to create a 90° branch from the main run of pipe.
- Reducers (Concentric & Eccentric): Used to connect pipes of different diameters.
- Caps: Used to seal the end of a pipe.
- Stub Ends (Type A, B, C): Used with lap joint flanges to create a flanged connection.
- Couplings (Full & Half): Used to connect two pipes or a pipe to a nipple.
- Pipe Bends: Custom-fabricated bends with larger radii than standard elbows.
- Nipples (Swage & Barrel): Short lengths of pipe used for connections.
- Crosses: Four-way fittings to create intersecting branches.
- Olets (Weldolet, Sockolet, Threadolet): Used for branching on larger-diameter pipes.
Applications & Industries Served of 304/304L Pipe Fittings
The versatility and durability of SS 304L Pipe Fittings make them a cornerstone material in numerous industries, including:
- Oil and Gas: For transportation pipelines, processing plants, and offshore platforms.
- Petrochemical and Chemical Processing: Handling corrosive chemicals and high temperatures.
- Food and Beverage: Ensuring sanitary conditions and preventing product contamination.
- Pharmaceutical and Biotechnology: For sterile and hygienic process piping.
- Water Treatment and Desalination: Resisting corrosion from treated and saltwater.
- Power Generation: In cooling systems, feedwater lines, and exhaust scrubbing units.
- Pulp and Paper: Withstanding harsh bleaching chemicals and processing fluids.
- Construction and Architecture: For structural and decorative applications.
Why Choose Amardeep Steel for 304/304L Pipe Fittings?
When you partner with Amardeep Steel, you are choosing a supplier committed to quality, reliability, and customer satisfaction. Our competitive advantage lies in our comprehensive capabilities and customer-centric approach.
- Manufacturing Excellence: Our in-house manufacturing facilities for both seamless and welded fittings give us complete control over the production process. This ensures consistent wall thickness, superior surface finish, and adherence to the strictest quality standards from start to finish.
- Global Exports: We are a trusted exporter with a proven track record of serving customers in major international markets, including the USA, Canada, UAE, Saudi Arabia, Europe, and Southeast Asia. Our logistics team handles all documentation and ensures timely, secure delivery.
- Fast Turnaround: We maintain a vast stock of 304 stainless steel fittings in standard sizes and schedules, ready for immediate shipment. For custom requirements, our efficient production line allows for a quick turnaround without compromising on quality.
- Certified Quality: Quality is not just a promise; it's a guarantee. We are an ISO 9001:2015 certified company. All our fittings are supplied with a Mill Test Certificate (MTC) as per EN 10204 3.1. We also facilitate third-party inspections from reputable agencies like TUV, DNV, and Lloyd’s upon request.
- Technical Support: Our team of expert metallurgists and engineers is available 24/7 to provide technical assistance. Whether you need guidance on material selection, application-specific designs, or installation procedures, we are here to help you find the perfect solution.
Related Products
- Stainless Steel 304 Butt weld Fittings
- Stainless Steel 304L Butt weld Fittings
- Stainless Steel 304 Forged Fittings
- Stainless Steel 304L Forged Fittings
- ASTM A182 Stainless Steel Flanges
Get Your 304/304L Pipe Fittings Price
Ready to order your 304/304L Pipe Fittings? Get a competitive price from a trusted industry leader. Contact our sales team today for a fast, no-obligation quote. Let us provide the high-quality fittings your project deserves.
Frequently Asked Questions (FAQ's)
1. What is the primary difference between 304 and 304L stainless steel pipe fittings?
The main difference is the carbon content. Stainless Steel 304L Pipe Fittings have a lower carbon content (0.03% max) compared to standard 304 (0.08% max). This makes 304L superior for welded applications, as it minimizes chromium carbide precipitation and prevents intergranular corrosion at the weld seam, often eliminating the need for post-weld annealing.
2. Are your 304/304L fittings suitable for high-pressure applications?
Yes. Our fittings are manufactured according to ASTM A403 and ASME B16.9/B16.11 standards. The pressure rating depends on the fitting's schedule (wall thickness) and size. We supply a full range of schedules, including Sch 40s, 80s, and higher, suitable for demanding high-pressure environments.
3. What markings can I expect on the fittings?
Each fitting is permanently marked as per MSS-SP-25 standards. The marking typically includes the manufacturer's logo (Amardeep Steel), material grade (e.g., WP304L), size, schedule/thickness, heat number for traceability, and the standard (ASTM A403).
4. Can I request third-party inspection for my order?
Absolutely. We welcome and facilitate third-party inspections from agencies like Bureau Veritas, TUV, DNV, SGS, Lloyd’s, and others. We will coordinate with the inspector to ensure all tests and examinations are performed to your satisfaction before dispatch.
5. What is the typical lead time for an order?
For standard sizes and grades, we often ship from our extensive stock within 24-48 hours. For large quantities or custom-manufactured fittings, the lead time will be provided with our official quotation but is among the fastest in the industry due to our efficient production capabilities.
