321 STAINLESS STEEL TUBING

A few fundamental features of Stainless Steel 321 Pipes are that they are leak proof, cost-effective fitting, high tensile strength, and long service life. Type 321 Stainless Steel Tubing has good forming & welding capabilities, and are widely used in running temperature atmospheres. Our range of SS 321 Pipe and Tubes are highly appreciated by our clients due to its quality features like sturdy construction, long service life, fast performance, dimensional tolerance, perfect installation, and corrosion resistance.

STAINLESS STEEL 321 SEAMLESS PIPES SPECIFICATIONS

Type	Seamless / ERW / Welded / Fabricated / LSAW Pipes
Schedule	SCH20, SCH30, SCH40, STD, SCH80, XS, SCH60, SCH80, SCH120, SCH140, SCH160, XXS
Length	Single Random, Double Random & Cut Length.
Form	Round, Square, Rectangular, Hydraulic Etc
Specifications	ASTM A 312 ASME SA 312 / ASTM A 358 ASME SA 358
Dimensions	ASTM, ASME and API
SS 321/321H Pipes	1/2″ NB – 16″ NB
ERW 321/321H Pipes	1/2″ NB – 24″ NB
EFW 321/321H Pipes	6″ NB – 100″ NB
Size	1/8″NB TO 30″NB IN
Specialized in	Large Diameter Size
End	Plain End, Beveled End, Treaded

321 SS PIPES CHEMICAL COMPOSITION

The below table shows the chemical composition of the used for Stainless Steel Tube:

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
SS 321H	0.04 – 0.10	2.0 max	1.0 max	0.045 max	0.030 max	17.00 – 19.00	0.10 max	9.00 – 12.00	4(C+N) – 0.70 max

SS 321 PIPE 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 %

EQUIVALENT GRADES FOR 321 STAINLESS STEEL PIPE

STANDARD	WERKSTOFF NR.	UNS	JIS	EN
SS 321	1.4541	S32100	SUS 321	X6CrNiTi18-10
SS 321H	1.4878	S32109	SUS 321H	X12CrNiTi18-9

SS 321 TUBE APPLICATIONS

These SS 321 Tube are sold to a wide range of industries/markets, due to their overall corrosion resistance and good machinability:

• SS 321 seamless Tube used for Power generation

• Seamless SS 321 Tube used for Pharmaceutical

• Stainless Steel 321 Tube applications for Food and beverage

• SS 321 Tube used for Oil and gas

• SS 321 Tube applications in Mining

• SS 321 Tube used for Heat Exchangers

• Stainless Steel 321 Tube for Chemical and petrochemical

• SS 321 Tube application for Sea Water Equipment

• SS Seamless 321 Tube application for Fertilizers

• Stainless Steel 321 Tube for Renewable energy

• 321 SS Tube for Pulp and Paper Industry

• SS 321 Tube for Process piping

• Off-Shore Oil Drilling Companies

• Stainless Steel 321 Tube used for Water/waste

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