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Name: 321 Stainless Steel Pipe
Brand: KAVIRAJ METAL INDUSTRIES
Price: 160 INR
Availability: InStock

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321 Stainless Steel Pipe

Price 160 INR/ Kilograms

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MOQ : 10 Kilograms

321 Stainless Steel Pipe Specification

Product Type
Pipe / Tube

Surface Finish
Polished, Annealed, Pickled

Application
Petrochemical, Chemical processing, Oil & Gas, Power Generation, Food & Beverage, Heat Exchangers, Automotive Exhausts

End Protector
Plastic Caps

Connection
Plain End, Beveled End

Alloy
Titanium stabilized Austenitic Stainless Steel

Material
Stainless Steel

Steel Grade
321

Type
Seamless and Welded

Shape
Round

Standard
ASTM A312, ASTM A269, ASTM A213

Grade
AISI 321 (UNS S32100)

Surface Treatment
Passivated

Technique
Cold Drawn, Hot Rolled

Thickness
1.5 mm to 12 mm

Outer Diameter
6 mm to 630 mm

Length
Up to 12 meters (Customizable)

Tolerance
0.5 mm

Color
Silver/Grey

Weldability
Good

Elongation
30% min

Tensile Strength
515 MPa min

Corrosion Resistance
Excellent

Yield Strength
205 MPa min

Hardness
217 HB max

Temperature Resistance
Up to 870°C (continuous service)

Magnetic Response
Non-magnetic in annealed condition

Density
7.9 g/cm³

321 Stainless Steel Pipe Trade Information

Minimum Order Quantity
10 Kilograms

Supply Ability
100000 Kilograms Per Day

Delivery Time
3 Months

About 321 Stainless Steel Pipe

The specialty of 321 stainless steel pipes is their joint-free seamless look. During the joining of two steel pipes of 321 grade, electricity is used to attain their seamless appearance. Made of a single piece of steel, offered pipes are suitable for use at around 1500 degrees C maximum temperature. 321 stainless steel pipes are suitable for jet engines, boilers, and exhaust pipelines. 321-grade steel pipes can resist the damaging effects of creep and pitting. These non-magnetic pipes are suitable for low temperature-based working conditions. To suit specific application requirements, 321-grade steel pipes have internally and externally annealed or polished surfaces.

Exceptional Thermal and Corrosion Resistance

Engineered for sustained service in harsh environments, 321 stainless steel pipe offers continuous temperature resistance up to 870C and excellent durability against corrosive media. Its titanium stabilization enhances resistance to intergranular corrosion and makes it a reliable solution for heat exchangers and chemical processing systems.

Versatile Dimensions and Customization

Available in thicknesses from 1.5 mm to 12 mm and outside diameters ranging from 6 mm up to 630 mm, these pipes can be tailored to precise customer specifications. Lengths reach up to 12 meters, accommodating projects of all scales in the petrochemical, power, and food & beverage industries.

Superior Mechanical Properties

With elongation minimums of 30%, tensile strength of at least 515 MPa, and hardness capped at 217 HB, 321 stainless steel pipes combine mechanical resilience with reliable weldability. These features ensure long-term structural integrity, even under high stress or temperature applications.

FAQ's of 321 Stainless Steel Pipe:

Q: How is the 321 stainless steel pipe typically used in industrial applications?

A: 321 stainless steel pipes are widely utilized in sectors such as petrochemical, chemical processing, oil & gas, power generation, food & beverage, heat exchangers, and automotive exhaust systems. Their titanium-stabilized composition and high temperature resistance make them ideal for environments requiring durable performance and excellent corrosion resistance.

Q: What benefits does titanium stabilization provide to 321 stainless steel pipes?

A: Titanium stabilization in 321 stainless steel enhances resistance to intergranular corrosion, especially after exposure to high temperatures. This makes the pipes suitable for continuous service up to 870C, ensuring prolonged operation and reliability in heat-intensive processes.

Q: What is the process for manufacturing seamless and welded 321 stainless steel pipes?

A: The manufacture of seamless pipes generally involves hot rolling or cold drawing, while welded pipes are created by forming and welding sheets. Both types undergo annealing, pickling, and passivation treatments to improve the surface finish and corrosion resistance. End protectors like plastic caps are used for safety during handling.

Q: When should 321 stainless steel pipe be chosen over other grades?

A: 321 stainless steel pipes are preferred when applications require resistance to high temperatures, superior weldability, and protection against corrosion in environments such as chemical reactors, exhaust manifolds, and heat exchangers. Their non-magnetic property in annealed condition also benefits specific industrial requirements.

Q: Where can 321 stainless steel pipe be sourced in India?

A: 321 stainless steel pipes are available through dealers, distributors, importers, manufacturers, suppliers, traders, and wholesalers in India. Customization for dimensions and lengths is typically provided to suit different project requirements across various industries.

Q: What surface finishes are available for 321 stainless steel pipes?

A: The pipes come with polished, annealed, pickled, and passivated surface treatments. These processes optimize the pipe's appearance, enhance corrosion resistance, and support cleanliness and durability in sensitive applications.

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