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Anti Rust stainless steel super duplex Tube ASTM A789 UNS S31803 Bright Annealed

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Anti Rust stainless steel super duplex Tube ASTM A789 UNS S31803 Bright Annealed

Brand Name : SPEZILLA

Model Number : UNS S31803

Certification : ISO9001:2008

Place of Origin : CHINA

MOQ : Negotiation

Price : Negotiation

Payment Terms : T/T or L/C

Supply Ability : 1000 TONS / MONTH

Delivery Time : 10 DAYS

Packaging Details : PLY-WOODEN CASE

Product Name : Duplex Stainless Steel Tube

Industry : POWER GENERATION

Materials : UNS S31803

Size : 15.88MM - 101.6MM X 0.5MM - 3.0MM

Length : 20ft

Anneal : Bright Annealing

Test : 100% ET

MTC : EN10204 3.1

Shape : Round

Package : Wooden Case

Application : Heat Exchanger

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Anti Rust stainless steel super duplex Tube ASTM A789 UNS S31803 Bright Annealed​

UNS S31803 Duplex stainless steel welded tubeis a duplex (austenitic-ferritic) stainless steel containing about 40 - 50% ferrite in the annealed condition. 2205 has been a practical solution to chloride stress corrosion cracking problems experienced with 304/304L or 316/316L stainless. The high chromium, molybdenum and nitrogen contents provide corrosion resistance superior to 316/316L and 317L stainless in most environments. S31803 is not suggested for operating temperatures up to 600°F.

The design strength of 2205 is significantly higher than 316/316L, often permitting lighter wall construction. 2205 has good notch impact toughness down to temperatures below - 40°F. 2205 is welded with E2209 or ER2209 fillers.

Chemistry of Duplex Stainless Steel Welded Tube:

Ni Cr Mo Mn Si C N S P Fe
MIN 4.5 22.0 3.0 - - - 0.14 - - -
MAX 6.5 23.0 3.5 2.0 1.0 0.03 0.2 0.02 0.03 Balance

Features:


1. High resistance to chloride stress corrosion cracking


2. Chloride pitting and crevice corrosion resistance superior to 317L stainless


3. Good general corrosion resistance


4. High strength


5. Good sulfide stress corrosion resistance


6. Useful up to 600°F


Applications:


1. Chemical process vessels, piping, and heat exchangers


2. FGD scrubber systems


3. Pulp mill digesters, bleach washers, chip presteaming vessels


4. Food process equipment


5. Oil field piping, heat exchangers

Specifications Duplex Stainless Steel Welded Tube:

Stainless Steel & Nickel Alloy Tubing Specifications
A 249/A 249M-04a Standard Specification for Welded Austenitic Steel Boiler, Superheater, Heat Exchanger, and Condenser Tubes
A 268/A 268M-05a Standard Specification for Seamless and Welded Ferritic and Martensitic Stainless Steel Tubing for General Service
A 269-07 Standard Specification for Seamless and Welded Austenitic Stainless Steel Tubing for General Service
A 270-03a Standard Specification for Seamless and Welded Austenitic and Ferritic/Austenitic Stainless Steel Sanitary Tubing
A 450/A 450M-04a Standard Specification for General Requirements for Carbon, Ferritic Alloy, and Austenitic Alloy Steel Tubes
A 554-03 Standard Specification for Welded Stainless Steel Mechanical Tubing
A 789/A 789M-05b Standard Specification for Seamless and Welded Ferritic/Austenitic Stainless Steel Tubing for General Service
A 1016/A 1016M-04a Standard Specification for General Requirements for Ferritic Alloy Steel, Austenitic Alloy Steel, and Stainless Steel Tubes
B 338-06a Standard Specification for Seamless and Welded Titanium and Titanium Alloy Tubes for Condensers and Heat Exchangers
B 468-04 Standard Specification for Welded UNS N08020, N08024, and N08026 Alloy Tubes
B 515-95 (2002) Standard Specification for Welded UNS N08120, UNS N08800, UNS N08810, and UNS N08811 Alloy Tubes
B 516-03 Standard Specification for Welded Nickel-Chromium-Iron Alloy (UNS N06600, UNS N06603, UNS N06025, and UNS N06045) Tubes
B 543-96 (2003) Standard Specification for Welded Copper and Copper-Alloy Heat Exchanger Tube
B 552-98 (2004) Standard Specification for Seamless and Welded Copper-Nickel Tubes for Water Desalting
B 626-06 Standard Specification for Welded Nickel and Nickel-Cobalt Alloy Tube
B 674-05 Standard Specification for UNS N08925, UNS N08354, and UNS N08926 Welded Tube
B 676-03 Standard Specification for UNS N08367 Welded Tube
B 704-03 Standard Specification for Welded UNS N06625, UNS N06219, and UNS N08825 Alloy Tubes
B 730-93 Standard Specification for Welded Nickel (UNS N02200/UNS N02201) and Nickel Copper Alloy (UNS N04400) Tube
B 751-03 Standard Specification for General Requirements for Nickel and Nickel Alloy Welded Tube

Anti Rust stainless steel super duplex Tube ASTM A789 UNS S31803 Bright Annealed


Product Tags:

duplex stainless steel pipe

      

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