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ASTM A790 UNS S31803 Duplex 2205 Pipe

GNEE steel 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
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
BS En No Name
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
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)












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