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Stainless Steel Socket Weld Fitting 321

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MOQ : 500 Kilograms

Stainless Steel Socket Weld Fitting 321 Specification

Connection Type
Socket Weld

Temperature Range
-20C to +870C

Flexibility
Rigid

Diameter
As per specification / Drawing

Yield Strength
205 MPa minimum

Thread Type
N/A (Not Threaded)

Tolerance
0.05 mm

Tensile Strength
515 MPa minimum

Sealing Type
Metal-to-Metal

Product Type
Steel Socket Weld Fitting

Material
Stainless Steel

Connection
Welding

Shape
Round

Standard
ASTM A182/A403, ANSI B16.11

Surface Treatment
Polished

Outer Diameter
1/8 to 4 (3.2 mm to 101.6 mm)

Section Shape
Cylindrical

Length
Customized / Standard

Thickness
3 mm 12 mm

Color
Silver

Usage
Industrial Piping, Oil & Gas, Chemical Processing

Rated Pressure
Up to 6000 PSI

Material Grade
321

Application
Pipeline, Pressure Vessels, Flanges

Heat Treatment
Solution annealed

Packing
Carton Box/Wooden Case

Density
8.0 g/cm³

Corrosion Resistance
Excellent, resists intergranular corrosion

Finish Type
Bright polished

Magnetism
Non-magnetic in annealed condition

Stainless Steel Socket Weld Fitting 321 Trade Information

Minimum Order Quantity
500 Kilograms

Payment Terms
Cash in Advance (CID), Cash Advance (CA)

Supply Ability
Kilograms

Delivery Time
1 Week

Sample Available
Yes

Sample Policy
Free samples are available

Main Export Market(s)
Western Europe, Australia, Eastern Europe, Central America, Africa, Middle East, South America, Asia, North America

Main Domestic Market
All India

About Stainless Steel Socket Weld Fitting 321

Stainless Steel Socket Weld Fitting 321

Technical Details:

Color	Silver
Application	Structure Pipe,Chemical Fertilizer Pipe,Hydraulic Pipe,Gas Pipe
Size	1/2 inch,2 inch,1 inch,3/4 inch
Brand	Nascent Pipe &amp; Tubes
Material	Stainless Steel
Type	Socketweld Fitting
Standard	ASME 16.11, MSS SP-79, 83, 95, 97, BS 3799
Pressure Rating	2000 LBS, 3000 LBS, 6000 LBS, 9000 LBS
Pakaging	Standard
Grade	SS 321

Exceptional Corrosion Resistance

Stainless Steel Socket Weld Fitting 321 offers outstanding resistance to intergranular corrosion, making it an excellent choice for industries handling aggressive chemicals or high-temperature processes. The material's unique chromium-nickel-titanium composition ensures durability, while the polished finish enhances its longevity and ease of cleaning. These qualities help reduce maintenance costs and extend the service life of piping systems.

Precision Engineering and Versatility

Manufactured to strict standards (ASTM A182/A403, ANSI B16.11), these fittings provide precise dimensional accuracy with a tolerance of 0.05 mm. Available in a wide range of sizes and thicknesses, they can be customized for seamless integration into existing pipelines or new builds. This flexibility, combined with a robust metal-to-metal sealing, ensures reliable, leak-free performance in high-stress environments.

FAQ's of Stainless Steel Socket Weld Fitting 321:

Q: How does Stainless Steel Socket Weld Fitting 321 resist intergranular corrosion in industrial applications?

A: The 321 grade stainless steel contains titanium, which stabilizes the material against chromium carbide precipitation. This prevents intergranular corrosion during welding and high-temperature usage, ensuring long-term performance in harsh environments like chemical processing and oil & gas industries.

Q: What are the main usage areas for these fittings, and why are they preferred?

A: Stainless Steel Socket Weld Fitting 321 is commonly used in pipeline systems, pressure vessels, flanges, and various industrial settings involving high temperatures and corrosive substances. Their excellent corrosion resistance, high-temperature tolerance, and robust mechanical properties make them preferable over standard fittings in these demanding applications.

Q: When should I choose Socket Weld Fitting 321 over other grades or types?

A: Select Socket Weld Fitting 321 when your application requires high resistance to intergranular corrosion, especially after welding, and where service temperatures may reach up to 870C. It is ideal for industries such as oil & gas, chemical processing, and industrial piping where both strength and corrosion resistance are essential.

Q: Where are these fittings typically installed in a piping system?

A: These fittings are typically installed wherever welded, permanent, leak-proof connections are required. Common locations include transitions between pipes, connection to valves, flanges, and pressure vessels in both new construction and maintenance work across industries in India.

Q: What is the manufacturing process for Socket Weld Fitting 321, and how is quality ensured?

A: Manufacturing involves solution annealing the stainless steel to achieve non-magnetic properties, followed by precision CNC machining to meet ASTM/ANSI standards. Each fitting is polished and subjected to strict dimensional and pressure tests to ensure quality, tight tolerance (0.05 mm), and compliance with international specifications.

Q: How do these fittings benefit industrial operations?

A: The main benefits include reduced maintenance due to superior corrosion resistance, minimized downtime from reliable sealing performance, and operational safety at high pressures and temperatures. The exacting standards and customizable dimensions ensure a perfect fit and long service life.

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