ASTM A790 UNS S32205 Pipes,S32205 Super Duplex Stainless Steel Pipe & Tube
We are a professional supplier and exporter of ASTM A790 UNS S32205 Pipes,S32205 Super Duplex Stainless Steel Pipe & Tube.These pipes & tubes are available in various grades, specification, size & thickness to our clients requirement
A 790A 790M –Standard Specification for Seamless and Welded FerriticAustenitic Stainless Steel Pipe
This specification covers seamless and straight-seam welded ferritic/austenitic steel pipe intended for general corrosive service, with particular emphasis on resistance to stress corrosion cracking. These steels are susceptible to embrittlement if used for prolonged periods at elevated temperatures
S32205 DUPLEX SEAMLESS PIPES,ASTM A790 S32205 S31803 PIPE SPECIFICATION.
| STANDARD | WERKSTOFF NR. | UNS |
| Duplex 2205 | 1.4462 | S32205 |
ASTM A790 UNS S32205 Pipe Chemical Composition :
| 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 |
ASTM A790 UNS S32205 Pipe Dimensional Tolerance :
| Nominal pipe size up to 4 = ± 0.79 mm | 5 thru 8 = + 1.58 mm / – 0.79 mm 10 thru 18 = + 2.37 mm / – 0.79 mm | 20 thru 24 = + 3.18 mm / – 0.79 mm |
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| Wall Thickness All Diameters = – 12.5% + tolerance not specified |
Length + 6.40 mm / – 0 mm |
Weight Weight = + 10% / – 1.5% |
S32205 DUPLEX SEAMLESS PIPES,ASTM A790 S32205 S31803 PIPE SPECIFICATION.
- AVAILABLE DIAMETER: 1/8”~24”
- AVAILABLE THICKNESS: SCH10S,SCH40, SCH XS, SCH 60,SCH80S,SCH120,SCH1160,SCH XXS
- LENGTH: 6METERS FIXED LENGTH OR BY ORDER
- ANNEALING AND PICKLING
- ENDS: PLAIN ENDS, BEVELED ENDS
- TOLERANCE OF THICKNESS: +10%/-5%
- PACKING: ENDS WITH PLASTIC CAPS, THEN BUNDLES OR WOODEN CASES
- MARKING: LOGO,SMLS,ASTM A790 S322205/S31803 OD XXX THK XXX 6METERS LOT
Are the S31803 S32205 grade the same?
What is the difference between S31803 and S32205?Can S31803 be replaced by S32205?
Duplex UNS S31803 & S32205 are the most common duplex grades in the market.
Generally, UNS S31803 has been solely designated to the Duplex 2205 grade.The only difference in the UNS numbers is thatUNS S32205 contains a higher nitrogen contentwhich guarantees a better corrosion resistance.
