Duplex Steel (UNS S32205 / UNS S31803) Pipes & Tubes in form of Seamless Pipes & Welded Pipes these availble grades with high quality.
Specifications: ASTM A789 / ASME SA789 / ASTM A790
Range : ½ NB TO 24 NB IN SCH 20 , 30, STD, 40 , 60 , 80 , XS , 100 , 120 , 140 , 160 & XXS as Per NACE MR 01 75
Type: SEAMLESS / ERW / WELDED/ FABRICATED / LSAW
End: Plain End, Bevelled End, Threaded
Length: Single Random, Cut Length
| Duplex 2205 / 1803 Pipes & Tubes | |
|---|---|
| Standards | Seamless Pipe |
| ASTM | A 789 |
| ASME | SA 789 |
Seamless Tube | |
| ASTM | A 790 |
| ASTM | SA 790 |
Duplex Steel Pipes & Tubes Grades:
Duplex Steel UNS S31803 Seamless Pipes
Duplex Steel UNS S31803 Seamless Tubes
Duplex Steel UNS S31803 Welded Pipes
Duplex Steel UNS S31803 Welded Tubes
Duplex Steel UNS S32205 Seamless Pipes
Duplex Steel UNS S32205 Seamless Tubes
Duplex Steel UNS S32205 Welded Pipes
Duplex Steel UNS S32205 Welded Tubes
Common Trade Name:
AL-6XN Super Austenitic Stainless Steel.
Standards: ASTM: A 240, A 276, A 479, A 789, A 790, A 182 (Grade F51), A 923
ASME: SA-240, SA-479, SA-789, SA-790, SA-182 (Grade 51), ASME Pgroup 10H.
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 |
Duplex Stainless Steels, also referred to as austenitic-ferritic stainless steels, are a family of grades with about equal proportions of ferrite and austenite.
Theses all products are used in Oil & Gas Industries, Chemical Industry,Pressure Vessels, Bridges etc.
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