321 Stainless Steel Pipe

 

JN Alloy is a distributor and manufacturer that supplies 321 Stainless steel material, 321 stainless steel Pipes and Tubes, ASTM A312 UNS S32100 Tube, 321 Tube, 1.4541 321 Tube, 321 Pipe, 321 Material, 321 Price, S32100 Tube, 321 Tubing.

 

Grade 321 stainless steel is an austenitic alloy, which is stabilized with the help of titanium. The Stainless Steel 321 Pipe provides excellent corrosion resistance properties and acts as a sterilizing agent. The 321 stainless steel pipe possesses excellent mechanical properties. These pipes have a density of 8027 gm/cm3 and can be elongated by 40% in various applications. With a melting point between 1398-1146 degrees C, the 321 stainless steel pipe is very durable in nature. These tubes have minimum yield strength of 205Mpa and tensile strength of a minimum of 515Mpa.

 

The 321 Exhaust Tubing is extremely strong and doesn't bend easily. These tubings have a hardness of 217 Brinell and can handle a lot of heat and smoke. The SS 321 Welded Pipe produced under specification ASTM A312 has been designed to resist intergranular corrosion, especially in high temperature settings.

 

321 stainless steel pipe.webp 321 Exhaust Tubing.webp 321 stainless steel tube.webp

 

At a temperature between 800 to 1500°F, the more conventionally used austenitic stainless steel grades are susceptible to chromium carbide precipitation, unlike the ASTM A312 Gr.Tp321 which has higher creep strength as well as stress rupture properties. In addition, the 321 Stainless Steel Pipe has good toughness properties even at lower temperatures.

 

Jinie Technology (Jiangsu) Co., LTD is a well-known supplier, manufacturer and exporter of ASME SA312 TP321 Stainless Steel Pipe. SS 321 Seamless Pipe and SS 321 Welded Pipe is generally considered to have comparable weldability to 304 and 304L stainless with the main difference being the titanium addition which reduces or prevents carbide precipitation during welding.

 

321 stainless steel pipe also known as UNS S32100 Seamless Pipes, these stainless steels are available at lowest prices. Stainless Steel UNS S32100 Pipes can be supplied to meet AMS, ASTM, ASME, QQS, and MIL-S specifications.We are supplier of high quality 321 Stainless Steel Pipe which are manufactured from high grade quality raw materials.

 

WNR 1.4541 pipe is manufactured in adherence with the set industry norms using highly developed technology and finest quality stainless steel. Since the alloy is cold worked, these pipes tend to have a much better surface finish along with superior dimensional control. As the alloy is ductile, the A312 Tp 321 can be easily formed into pipes.

 

Moreover, the SA312 Tp321, like most austenitic stainless steel pipes can be easily welded by the conventionally used welding and fabrication techniques. Tests such as transverse or longitudinal tension test, flattening test in tandem with Grain size determination and weld decay tests are to be performed on the ASTM A312 Tp 321.

 

Standard Specification For 321 Stainless Steel Pipes & Tubes

 

Standards

ASTM / ASME A213, A249, A269, A312, A358 / SA213, SA249, SA269, SA312, SA358

Outer Diameter

6.00 mm OD up to 914.4 mm OD, Sizes up to 24" NB

Thickness

0.3mm – 50 mm

Type

Seamless / ERW / EFW / Welded / Fabricated / LSAW Pipes

Schedule

SCH20, SCH30, SCH40, STD, SCH80, XS, SCH60, SCH80, SCH120, SCH140, SCH160, XXS

Seamless Pipes & Tubes Size

1 / 8″ NB – 24″ NB

ERW Pipes & Tubes Size

1 / 8″ NB – 36″ NB

EFW Pipes & Tubes Size

6″ NB – 100″ NB

Length

Single Random, Double Random & Required Length

Form

Round Pipes/Tubes, Square Pipes/Tubes, Rectangular Pipe/Tubes, Coiled Tubes, "U" Shape, Pan Cake Coils, Hydraulic Tubes

End

Plain End, Beveled End, Treaded

 

SS 321 Stainless Steel Pipes Chemical Composition

 

Grade

C

Mn

Si

P

S

Cr

N

Ni

Ti

SS 321

0.08 max

2.0 max

1.0 max

0.045 max

0.030 max

17.00 – 19.00

0.10 max

9.00 – 12.00

5(C+N) – 0.70 max

 

321 Stainless Steel Pipes Mechanical Properties

 

Density

Melting Point

Tensile Strength

Yield Strength (0.2%Offset)

Elongation

8.0 g/cm3

1457 °C (2650 °F)

Psi – 75000 , MPa – 515

Psi – 30000 , MPa – 205

35 %

 

321 Stainless Steel Equivalent Grades

 

STANDARD

WERKSTOFF NR.

UNS

JIS

EN

321

1.4541

S32100

SUS321

X6CrNiTi18-10

 

321 Stianless Steel Pipes Applications

 

Aircraft piston engine manifolds and exhaust stacks

Expansion joints

Thermal oxidizers

Refinery equipment

High-temperature chemical process equipment

Food Processing equipment and storage

 

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