Duplex Steel 2205 Pipes/Tubes， Duplex Steel 2205 Seamless Pipes

Duplex Steel S31803/S32205 Pipes & Tubes

Duplex Steel S31803/S32205 Pipes & Tubes

Duplex steel pipes and tubes are indeed manufactured to meet specific specifications, making them suitable for a wide range of applications in various industries. Here are some key points about duplex steel pipes and tubes:

Standard specifications: Duplex steel pipes and tubes are manufactured to meet specific standard specifications, ensuring their quality, performance, and compatibility with various applications. These specifications may include dimensions, tolerances, material composition, and mechanical properties.
Wide range of applications: Duplex steel pipes and tubes find application in many industries, including hydraulic, chemical, oil processing, offshore drilling, chemical processing, and food processing. The versatility of duplex steel makes it suitable for different environments and requirements within these industries.
Leak and gas leak safe: Duplex steel pipes and tubes often come with seals or connections that provide leak-safe and gas leak-safe performance. This is crucial in industries where fluid or gas containment is critical, ensuring safety and preventing any leaks that could lead to environmental or operational hazards.
Convenient installation: Duplex steel pipes and tubes are designed for easy and convenient installation. This allows for efficient and cost-effective implementation in various projects, reducing installation time and labor requirements.
Chemical and corrosion resistance: Duplex steel offers excellent resistance to corrosion and chemical attack, making it highly suitable for applications in aggressive environments. It can withstand exposure to corrosive substances, acids, and chlorides, providing long-lasting performance and durability.
Economically viable: Duplex steel pipes and tubes are considered economically viable due to their combination of excellent properties and competitive pricing. The material's durability, corrosion resistance, and low maintenance requirements contribute to its cost-effectiveness over the long term.

DUPLEX STAINLESS STEEL PIPES AND TUBES EQUIVALENT GRADES

STANDARD	UNS	WNR.
Duplex Steel 2205	S31803 / S32205	1.4462

CHEMICAL COMPOSITION OF DUPLEX STEEL PIPES / TUBES

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

MECHANICAL PROPERTIES OF DUPLEX STEELPIPES AND TUBES

Tensile Strength, ksi	90 min
0.2% Yield Strength, ksi	65 min
Elongation, %	25 min
Hardness [HRC]	293 max

PHYSICAL PROPERTIES OF HASTELLOY PIPES AND TUBES

	Density lbm/in3	Electrical Resistivity mW•in	Thermal Conductivity (BTU/hr•ft•°F)	Heat Capacity BTU/lbm•°F	Electrical Resistivity (in x 10-6)
at 68°F	0.278	27.6	8.7	0.112	33.5
at 212°F		26.1	9.2	0.119	35.4
at 392°F		25.4	9.8	0.127	37.4
at 572°F		24.9	10.4	0.134	39.4

Duplex Steel Pipes & Tubes Application Industries

Our Duplex Steel Pipes & Tubes are used in a wide range of applications and various industries. Below are a few of them:

Petrochemical Industry

Oil and Gas Industry

Chemical Industry

Power Plant Industry

Energy Industry

Pharmaceuticals Industry

Pulp & Paper Indusry

Food Processing Industry

Aerospace Industry

Refining Industry

STANDARD	UNS	WNR.
Duplex Steel 2205	S31803 / S32205	1.4462

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

Tensile Strength, ksi	90 min
0.2% Yield Strength, ksi	65 min
Elongation, %	25 min
Hardness [HRC]	293 max

	Density lbm/in3	Electrical Resistivity mW•in	Thermal Conductivity (BTU/hr•ft•°F)	Heat Capacity BTU/lbm•°F	Electrical Resistivity (in x 10-6)
at 68°F	0.278	27.6	8.7	0.112	33.5
at 212°F		26.1	9.2	0.119	35.4
at 392°F		25.4	9.8	0.127	37.4
at 572°F		24.9	10.4	0.134	39.4

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