A403 WP316L Pipe Fiitings
The low carbon content reduces the risk of intergranular corrosion after welding, enhancing material stability.

High Quality A403 WP316L Pipe Fiitings
SSM produces A403 WP316L fittings manufactured according to the ASTM A403 standard, primarily used in piping systems for low and high-temperature environments. They are made from 316L stainless steel, offering excellent corrosion resistance and good weldability. The low carbon content of 316L allows it to maintain better resistance to intergranular corrosion after welding, making it suitable for applications in the chemical, marine, and food processing industries.
- Types : 45-deg /90-deg Long Radius Elbows / 3D Elbows / Straight Tees / Straight Crosses / Reducing Outlet Tees / Reducing Outlet Crosses / Caps / Long Radius Reducing Elbows / Long Radius Returns / Short Radius Elbows / Short Radius 180-deg Returns / Lap Joint Stub Ends / Concentric Reducers / Eccentric Reducers
- Size: 1/8″ – 48″
- Pressure: Classes 150, 300, 600, 900, 1500,and 2500.
- Producing Standard: ASME B16.19
SSM Can Provide A403 WP316L Pipe Fiitings
A403 WP316L Elbows | A403 WP316L Tees | A403 WP316L Crosses |
A403 WP316L Caps | A403 WP316L Returns | A403 WP316L Lap Joint Stub Ends |
A403 WP316L Reducers | A403 WP316L Class 150 BW Fittings | A403 WP316L Class 300 BW Fittings |
A403 WP316L Class 600 BW Fittings | A403 WP316L Class 900 BW Fittings | A403 WP316L Class 1500 BW Fittings |
A403 WP316L Class 2500 BW Fittings | … |
Application of A403 WP316L Pipe Fiitings
- Chemical Industry: Used in reactors, storage tanks, and piping equipment.
- Marine Engineering: Suitable for equipment and structures in marine environments.
- Food Processing: Used in piping and equipment within the food and beverage industry, ensuring hygiene and safety.
- Pharmaceutical Industry: Utilized in pharmaceutical equipment to meet strict sanitary standards.

Advantages & Disadvantages of A403 WP316L Pipe Fiitings
Advantages
Wide Applications: Applicable in multiple industries, including chemical, marine, and food processing.
Low Maintenance Costs: Excellent corrosion resistance reduces the frequency of maintenance and replacements.
Strong Adaptability: Operates effectively under both high and low-temperature conditions.
Disadvantages
Higher Cost: Compared to carbon steel or other materials, 316L stainless steel is more expensive.
Processing Difficulty: Its high strength may require specialized tools and techniques for cutting and shaping.
One-Stop Stainless Steel Pipe Fittings Provider for All Your Needs
SSM has significant product advantages in manufacturing A403 WP316L Pipe Fiitings, Whether it’s quality or price, we will meet your needs.
More Information About A403 WP316L Pipe Fiitings
Typical Chemical Composition % (max values, unless noted)
Grade WP | Grade CR | UNS Designation | C | Mn | P | S | Cr | Ni | Mo |
WP316L | CR316L | S31603 | ≤0.030 | ≤2.0 | ≤0.035 | ≤0.040 | 16.0-18.0 | 10.0-14.0 | 2.0-3.0 |
Typical Mechanical Properties
All WP and CR Grades | Yield Strength, min, ksi [MPa] | Tensile Strength, min, ksi [MPa] |
304, 304LN, 304H, 309, 310, 316, 316LN, 316H, 317, 317L, 321, 321H, 347, 347H, 348, 348H | 30 [205] | 75 [515] |
Elongation Requirements | Longitudinal | Transverse |
Standard round specimen, or small proportional specimen, or strip type specimen, minimum % in 4 D | 28 | 20 |
Why Can SSM Provide You with High-Quality A403 WP316L Pipe Fiitings?
We use premium stainless steel grades and adhere to stringent manufacturing standards, allowing us at SSM to provide you with high-quality stainless steel pipes. Our rigorous quality control ensures that each flange meets exact specifications, such as ASME, EN, and DIN, guaranteeing excellent corrosion resistance, durability, and precision for a wide range of industrial applications.
More Resources:
Related Products

Inconel 718 High-Temperature Alloy Manufacturer
Inconel 718 is a nickel-chromium-based superalloy known for its high strength, heat resistance, and corrosion resistance, making it widely used in

Monel 400 Manufacturer
Monel 400 is a nickel-copper alloy known for its excellent corrosion resistance, especially in seawater and chemical environments. Monel 400

ASTM A105 Forged Couplings
ASTM A105 Forged Couplings Manufacturer ASTM A105 forged couplings are pipe fittings used to connect two pipes or fittings in