Duplex Steel
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Dulpex Steel Flange Specification:
RANGE:1/2" (15 NB) to 48" (1200NB)
FLANGE STANDARDS: ANSI/ASME B16.5, B16.47 Series A & B, B16.48, BS4504, BS 10, EN-1092, DIN, ANSI Flanges, ASME Flanges, BS Flanges, DIN Flanges, EN Flanges, GOST Flange, ASME/ANSI B16.5/16.36/16.47A/16.47B, MSS S44, ISO70051, JISB2220, BS1560-3.1, API7S-15, API7S-43, API605, EN1092
DUPLEX GRADES : Duplex 2205 , Duplex 2304 , Duplex 2507 , Duplex 2101 , Duplex 2003
Duplex Steel Fasteners Specification:
RANGE:M3 to M56 | CUSTOM SIZES
FASTENERS STANDARDS : ASTM A479/ A276
TYPES : DUPLEX 2205 NUT BOLT, HEX BOLTS, STUDS, THREADED ROD, SCREWS, WASHER, SOCKET HEAD CAP SCREW, 2205 HEAVY HEX HEAD BOLTS
DUPLEX GRADES : Duplex 2205 , Duplex 2304 , Duplex 2507 , Duplex 2101 , Duplex 2003
Chemical Compositions:
| Grade | Mn max | C max | P max | Si max | S max | Mo | Cr | N | Ni |
|---|---|---|---|---|---|---|---|---|---|
| S31803 | 2.0 | 0.03 | 0.03 | 1.0 | 0.02 | max 3.5 min 2.5 | max 23.0
min 21.0 |
max 0.20
min 0.08 |
max 6.5
min 4.5 |
| S32205 | 2.0 | 0.03 | 0.03 | 1.0 | 0.02 | max 3.5 min 3.0 | max 23.0
min 22.0 |
max 0.20
min 0.14 |
max 6.5
min 4.5 |
Mechanical Properties :
| Grade | Elongation (% in 50mm) |
Hardness Rockwell C (HR C) |
|---|---|---|
| UNS S31803 | 25 | 293 max. |
| UNS S32205 | 25 | 293 max. |