(UNS S32205 / UNS S31803) Duplex Steel Flanges in these availble grades ASTM A182 / ASME SA182 with high quality Flanges like Weld Neck Flanges, Blind Flanges, Slip On Flanges, Threaded Flanges, Socket Weld Flanges.
Standards: ASTM / ASME A/SA 182
Grades: F 44, F 45, F51, F 53, F 55, F 60, F 61
Size: ½” NB to 60” NB
Class: 150LB,300LB,400LB,600LB,900LB,1500LB
Types: Weld Neck Flanges, Slip On Flanges, Threaded Flanges, Socket Weld Flanges etc.
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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