ASTM A790 UNS S31803 Duplex 2205 Pipe-Public Praise Stainless Steel Co., Ltd

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ASTM A790 UNS S31803 Duplex 2205 Pipe

Duplex S31803, also known as stainless steel grade 2205, is a standardized formulation that conforms to UNS specification regulations. Its temperature range is typically listed as -50° to 300° C (-58° to 572° F).

Product Details

PUBLIC PRAISE is Manufacturer of Duplex Steel 2205 Pipe in China manufacturing Duplex 2205 seamless pipe & Duplex 2205 welded pipe,we are ISO 9001 & 14000 certified Exporter of ASTM A790 UNS S31803 seamless pipe ,we maintain over 22000 ton duplex stainless steel 2205 pipe stock in various shape,sizes & coating which makes us one of the largest stockist of astm a790 uns s32205 Pipes,We were incorporated as a trader of 2205 duplex stainless steel pipe & we became stocking Distributor of Duplex SS 2205 Seamless Pipes.

Duplex 2205 Pipe Specification

Specification	ASTM A789, ASTM A790, ASTM A928, ASME SA789, ASME SA790, ASME SA928
Grades	UNS S31803, UNS S31803, UNS S32750, UNS S32760, SAF® 2205, SAF® 2507, FERRINOX® 225, AMINOX® 225, ZERON® 100
Type	SEAMLESS / WELDED / ERW / EFW / COLD DRAW / HOT FINISH / COLD FINISH
Size	1/2″NB TO 12 “NB IN
Schedule	SCH20, SCH30, SCH40, STD, SCH80
Length	01 Meter to 12.5 Meters, Single Random Length, Double Random Length And Customize Size.
Ends	Plain Ends / Beveled Ends
Delivery Conditions	As Rolled, Formed, Stress Relieved, Annealed, Hardened, Tempered, Cold Draw, Bright Annealed
Coating	Electropolish, Mechanical Polish, Satin Finish, Passivated
Other Testing	Product Analysis, Transverse Tension Test, Flattening Test, Etching Test, Radiographic Examination, Stabilizing Heat Treatment, Intergranular Corrosion Test, Weld Decay Test, Magnetic Particle Detection, Grain Size Test, NACE 0175, Dual Grade, PWHT (POST WELD HEAT TREATMENT), Flare Test, Bend Test, Hardness Test, Tensile Test etc
Dimension	All Pipes Is Manufactured and Inspected / Tested to the Relevant standards including ASTM and ASME
Value Added Services	Draw / Expansion / Machining / Sand Blasting / Shot Blasting / Heat Treatment
Packaging	Loose / Bundle / Wooden Pallet / Wooden Box / Plastic Cloth Wraps / Plastic End Caps / Beveled Protector
Shipment & Transportation	By Road – Truck / Train, By Sea – Break-bulk Conventional Vessel / FCL (Full Container Load) / LCL (Less Container Load) / 20 Feet Container / 40 Feet Container / 45 Feet Container / High Cube Container / Open Top Container, By Air – Freighter Civil Passenger and Cargo Planes
Material Test Certificate	Manufacturer Test Certificate As Per EN10204 3.1, 3.2 / Laboratory Test Certificate From NABL Approved Lab. / Under Third Party Inspection Agency Like SGS, TUV, DNV, LLOYDS, ABS ETC

Chemical Composition Of Duplex Stainless Steel 2205 Seamless Pipes

Grade		C	Mn	Si	P	S	Cr	Mo	Ni	N
2205 (UNS S31803)	Min Max	– 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)	Min Max	– 0.030	– 2.00	– 1.00	– 0.030	– 0.020	22.0 23.0	3.0 3.5	4.5 6.5	0.14 0.20

Mechanical Composition Of Duplex Stainless Steel 2205 Welded Pipes

Grade	Tensile Strength (MPa) min	Yield Strength 0.2% Proof (MPa) min	Elongation (% in 50mm) min	Hardness
Grade	Tensile Strength (MPa) min	Yield Strength 0.2% Proof (MPa) min	Elongation (% in 50mm) min	Rockwell C (HR C)	Brinell (HB)
UNS S31803 / 2205	621	448	25	31 max	293 max
UNS S32205 / 2205	621	448	25	31 max	293 max

Physical Properties Of Duplex 2205 Pipes

Grade 2205	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 / UNS S31803	782	190	13.7	14.2	–	19	–	418	850

Duplex 2205 Equivalent ASTM Grade

Grade	UNS No	Old British		Euronorm		Swedish SS	Japanese JIS
Grade	UNS No	BS	En	No	Name	Swedish SS	Japanese JIS
2205	S31803 / S32205	318S13	–	1.4462	X2CrNiMoN22-5-3	2377	SUS 329J3L

Duplex 2205 ASTM Specifications

Pipe Smls	Pipe Welded	Tube Smls	Tube Welded	Sheet/Plate	Bar	Flanges, Fittings & Valves
A790	A790	A789	A789	A240	A276	A182

Duplex 2205 Steel Pipe Tolerances

NPS Designator	Permissible Variations in Outside Diameter
NPS Designator	Over In.	Under In.
1/8 to 1-1/2, incl	1/64 (0.015)	1/32 (0.031)
Over 1-1/2 to 4, incl	1/32 (0.031)	1/32 (0.031)
Over 4 to 8, incl	1/16 (0.062)	1/32 (0.031)
Over 8 to 18, incl	3/23 (0.093)	1/32 (0.031)