Stainless Steel 321h Bars/Rods

Q: Can Stainless Steel 321H Bars and Rods be welded?

Yes , Stainless Steel 321H Bars and Rods can be welded effectively. The addition of titanium in the alloy reduces the risk of carbide precipitation during welding, making them suitable for high-temperature applications where welding is required.

Starc Metals stands out as a top-notch manufacturer and supplier of Stainless Steel 321H Bars and Rods, proudly based in Canberra, Australia. Known for our commitment to quality, precision, and reliability, we provide high-performance stainless steel products that not only meet international standards but also cater to our clients’ specific needs. Our Stainless Steel 321H Bars and Rods are highly regarded for their exceptional corrosion resistance, impressive high-temperature strength, and long-lasting durability, making them perfect for even the most demanding industrial applications. Thanks to our cutting-edge manufacturing technology and rigorous quality control, Starc Metals supports industries like aerospace, chemical processing, petrochemical, and power generation, delivering robust and dependable solutions that prioritize safety, efficiency, and outstanding performance.

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Stainless Steel 321h Round Bars

Stainless Steel 321h Hex Bars

Stainless Steel 321h Rods

When it comes to composition, our Stainless Steel 321H Bars and Rods typically contain 17–19% chromium, 9–12% nickel, and 0.08–0.70% titanium, with a carefully controlled carbon content of 0.04–0.10% to enhance high-temperature strength. This austenitic stainless steel is known for its excellent resistance to intergranular corrosion and oxidation, even at elevated temperatures. In terms of mechanical properties, you can expect a tensile strength ranging from 515–750 MPa, a yield strength of about 205–450 MPa, and a density of 8 g/cm³. Plus, our Stainless Steel 321H Bars and Rods boast good ductility, toughness, and weldability, making them ideal for long-term applications that require high-temperature and corrosion resistance.

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Stainless Steel 321h Bars and Rods Specifications

Standards	ASTM A276, A479, A582, GB4226-84, GB/T1220-2007, JISG4311-91, JIS G4318-98, EN 10095-99, GB4226-84, EN10088-3-2005, JIS G4303-2005, etc
Stainless Steel Round Bar type	ASTM A276 321h stainless steel round bars
Range	Range – 3.17mm to 350mm dia
Technique	Forged/Hot Rolled/Cold Drawn/Peeled
Diameter	2.0-400mm
Surface	bright round bar, pickled round bar, black round bar
Length	3000mm, 6000mm or according to the customer’s requirement.
Type	Round bar, rod, square bar, flat bar, hexagon bar, angle bar, channel bar, threaded bar
Package Details	Standard seaworthy package(wooden boxes package,pvc package, or other package)

Chemical Compositions of Stainless Steel 321h Bars and Rods

Grade	C	Mn	Si	P	S	Cr	Ti	Ni	N
SS 321h	0.04 – 0.10 max	2 max	0.75 max	0.045 max	0.03 max	17 – 19	4xC min 0.60% max	9 – 12	0.10 max

Stainless Steel 321h Bars and Rods Mechanical Properties

Density	Melting Point	Tensile Strength	Yield Strength (0.2%Offset)	Elongation
8.0 g/cm3	1454 °C (2650 °F)	Psi – 75000 , MPa – 515	Psi – 30000 , MPa – 205	35 %

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Stainless Steel 321h Bars and Rods Types

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Equivalent Grades Stainless Steel 321h Bars and Rods

STANDARD	WERKSTOFF NR.	UNS	JIS	BS	GOST	AFNOR	EN
SS 321h	1.4541	S32109	SUS 321h	–	–	–	X6CrNiTi18-10

Frequently Asked Questions (FAQ)

What is the difference between Stainless Steel 321 and 321H Bars and Rods?

Stainless Steel 321H is a high-carbon version of 321 stainless steel. The higher carbon content in 321H improves its high-temperature strength, making it ideal for use in environments with temperatures over 800°C (1472°F). While both offer excellent resistance to oxidation and corrosion, 321H is particularly suited for applications with higher thermal stresses.

What industries use Stainless Steel 321H Bars and Rods?

Stainless Steel 321H Bars and Rods are commonly used in industries such as aerospace, chemical processing, power generation, and marine environments. They are ideal for high-temperature applications such as heat exchangers, reactor cores, and furnace parts.

Can Stainless Steel 321H Bars and Rods be welded?

Yes, Stainless Steel 321H Bars and Rods can be welded effectively. The addition of titanium in the alloy reduces the risk of carbide precipitation during welding, making them suitable for high-temperature applications where welding is required.

Stainless Steel 321h Bars and Rods Uses

These Stainless Steel 321H Bars and Rods find their place in various industries that demand high-temperature strength and corrosion resistance. In the chemical and petrochemical sectors, they are commonly used in heat exchangers, reactor vessels, and piping systems that come into contact with aggressive chemicals. In aerospace, they play a crucial role in turbine components, exhaust systems, and structural parts that face elevated temperatures. The marine and offshore industries also rely on them for equipment exposed to seawater. Additionally, you’ll find Stainless Steel 321H Bars and Rods in power generation, food processing, and pharmaceutical sectors, where durability is key.

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