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.

Anucha Metals, a reputable manufacturer and supplier based in Bangkok, Thailand, specializes in providing top-notch Stainless Steel 321H Bars and Rods that meet international standards for strength and durability. These bars and rods are well-known for their remarkable resistance to intergranular corrosion, stability at high temperatures, and outstanding mechanical properties. Crafted with precision and rigorous quality control, Stainless Steel 321H Bars and Rods are perfect for demanding industrial applications. Anucha Metals caters to essential industries like chemical processing, oil & gas, power generation, aerospace, and engineering, delivering reliable, cost-effective, and long-lasting stainless steel solutions.

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Stainless Steel 321h Round Bars

Stainless Steel 321h Hex Bars

Stainless Steel 321h Rods

Stainless Steel 321H Bars and Rods are an austenitic stainless steel grade that includes 17–19% chromium, 9–12% nickel, and titanium stabilizers, featuring a higher carbon content than 321 for enhanced creep strength. This unique composition ensures excellent resistance to oxidation and intergranular corrosion at elevated temperatures. On the mechanical side, 321H boasts a tensile strength ranging from 515–700 MPa, a yield strength of about 205 MPa, and good elongation properties. With its toughness, weldability, and high-temperature strength, Stainless Steel 321H Bars and Rods are well-suited for challenging industrial environments.

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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 bars and rods find extensive use in chemical processing equipment, refinery piping, and heat exchangers, where resistance to high temperatures and corrosive media is crucial. In the oil & gas sector, they are utilized in pressure vessels, boiler components, and furnace parts. The aerospace and power generation industries rely on them for turbine parts, jet engines, and exhaust systems due to their thermal stability. Additionally, they are applied in food processing, pharmaceuticals, and construction equipment that demand durability and hygiene. With their impressive combination of strength, stability, and resistance, Stainless Steel 321H Bars and Rods are vital for critical applications.

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