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ASTM A789 UNS S32205 Duplex Steel Seamless Tube For Chemical Industry

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ASTM A789 UNS S32205 Duplex Steel Seamless Tube For Chemical Industry

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Brand Name :	YUHONG
Certification :	ABS, GL, BV, PED, AD2000, GOST, TS, CCS, CNNC, ISO
Price :	Negotiable
Delivery Time :	Depends on quantity
Payment Terms :	T/T, L/C at sight
Supply Ability :	1000 TONS PER MONTH
Model Number :	UNS S32205

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ASTM A789 UNS S32205 Duplex Steel Seamless Tube For Chemical Industry

A789 S32205 Duplex Stainless Steel Tube

The A789 S32205 duplex stainless steel tube is a specific grade of duplex stainless steel, commonly used in demanding environments where high strength, excellent corrosion resistance, and good weldability are essential. This grade is specifically identified by its UNS number S32205 and is one of the most commonly used duplex alloys in industries such as oil and gas, chemical processing, marine, and power generation.

The A789 S32205 duplex stainless steel tube is an outstanding material for high-performance applications where strength, corrosion resistance, and longevity are critical. With its unique microstructure, high tensile strength, and excellent resistance to both general and localized corrosion, it serves industries ranging from oil and gas to chemical processing, power generation, marine, and more. Its versatility makes it a highly sought-after material for projects that demand reliability and durability in harsh environments.

Characteristic of ASTM A789 UNS S32205:

Resistant to chloride stress corrosion cracking
Resistant to chloride pitting and crevice corrosion
Good corrosion resistance
Good resistance to corrosion
High strength

Chemical Composition Of UNS S32205

Grade	C	Mn	Si	P	S	Cr	Mo	Ni	N
2205 (UNS S31803)	- 0.030	- 2.00	- 1.00	- 0.030	- 0.020	21.0 - 23.0	2.5 - 3.5	4.5 - 6.5	0.08 - 0.20
2205 (UNS S32205)	- 0.030	- 2.00	- 1.00	- 0.030	- 0.020	22.0 - 23.0	3.0 - 3.5	4.5 - 6.5	0.14 - 0.2

Physical Properties Of UNS S32205

Grade	Density (kg/m3)	Elastic Modulus (GPa)	Mean Co-eff of Thermal Expansion (μm/m/°C)			Thermal Conductivity (W/m.K)		Specific Heat 0-100°C ( J/kg.K)	Electrical Resistivity (nΩ.m)
			0-100°C	0-315°C	0-538°C	at 100°C	at 500°C
UNS S32205 / 2205	782	190	13.7	14.2	-	19	-	418	850

Some of the quality tests carried out by us includes:

Corrosion Test	Conducted only when specially requested by the client
Chemical Analysis	Test done as per required quality standards
Destructive / Mechanical Testing	Tensile \| Hardness \| Flattening \| Flare \| Flange
Reverse-bend and Re. flat tests	Carried out in full compliance with relevant standards & ASTM A-450 and A-530 norms, which ensures trouble-free expansion, welding & use at customers end
Eddy Current Testing	Done to detect homogeneities in subsurface by using Digital Flaw-mark Testing System
Hydrostatic Testing	100% Hydrostatic Testing carried out according to ASTM-A 450 norms for checking tube leakage, and biggest pressure we can support 20Mpa/7s .
Air Under Pressure Test	To check any evidence of air leakage
Visual Inspection	After passivation, every single length of tubes & pipes is subjected to thorough visual inspection by trained staff for detecting surface flaws & other imperfections

Duplex Stainless Steel Pipe Application:

Chemical processing, Transport and Storage.
Oil and gas exploration and offshore rigs.
Oil and gas refining.
Marine environments.
Pollution control equipment.
Pulp and paper manufacturing
Chemical process Plant

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