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At the temperatures, in excess of 300 degree Celsius Duplex Steel Spines is as yet safeguarded from the consumption causes embrittlement. Conduit capacity is phenomenal in low temperatures moreover. The creation work is done exclusively through the devices allocated for materials of tempered steel. Before they utilized should be cleaned appropriately. Saving the tempered steel from the cross-tainting from the consumed metals is finished.
These spines can be solidified by the treatment of intensity. Duplex Steel Spines are application enterprises are; They are utilized in seaward oil boring organizations, utilized in Airplane ventilation systems, involves in petrochemicals, in power age, in gas handling, in drugs, involves in specialty synthetic substances, twisting welded tube for burner lines and energizes, drug gear, heat exchangers, and furthermore in seawater hardware. Twofold Steel Ribs are accessible in the many plans like slip-on, weld-neck, visually impaired, strung, lap joint, and attachment weld.
The test declaration is as indicated by the EN 10204/31B. Material testing incorporates intergranular erosion (IGC) test, erupting test, pitting opposition test, miniature, and full scale test, smoothing test, positive material recognizable proof test, substance examination, hardness test, and mechanical testing, for example, malleable of region. The bundling is in wooden beds and cases to stay away from the harms of the material during its conveyance and to keep up with the trust of the clients.
S31803/S32205 Duplex Stainless Steel Flanges Equivalent Grades
STANDARD |
WNR. |
Duplex S31803 / S32205 |
1.4462 |
Specification of Duplex Stainless Steel S31803/S32205 Flanges
Duplex Stainless Steel Flanges Specification : ASTM A182 / ASME SA182
Dimension Standard : ANSI/ASME B16.5, B 16.47 Series A & B, B16.48, BS4504, BS 10, EN-1092, DIN, etc.
Standard : ANSI Flanges, ASME Flanges, BS Flanges, DIN Flanges, EN Flanges, etc.
Size : 1/2" (15 NB) to 48" (1200NB)
Class / Pressure : 150#, 300#, 600#, 900#, 1500#, 2500#, PN6, PN10, PN16, PN25, PN40, PN64 etc.
Flange Face Type : Flate Face (FF), Raised Face (RF), Ring Type Joint (RTJ)
DIN Flanges : DIN 2527, 2566, 2573, 2576, 2641,2642, 2655, 2656, 2627, 2628, 2629, 2631, 2632, 2633, 2634, 2635, 2636, 2637,2638, 2673.
JIS Flanges : JIS B2220 5K, JIS B2220 10K, JIS B2220 16K, JIS B2220 20K
BS Flanges : BS4504 PN 6, BS 4504 PN 10, BS4504 PN 16, BS4504 PN 25, BS4504 PN 40, BS 4504 PN 64, BS 4504 PN 100, BS 4504 PN 160, BS 4504 PN 250, BS 10, BS Table D, BS Table E, BS Table F, BS Table H.
Chemical Composition of Duplex Steel S31803/S32205 Flanges
Grade |
Common Name |
C% |
Mn% |
Si% |
P% |
S% |
Cr% |
Ni% |
Mo% |
N% |
2205 |
S31803 |
0.030 |
2.00 |
1.00 |
0.030 |
0.020 |
21.0-23.0 |
4.5-6.5 |
2.5-3.5 |
0.08-0.20 |
2205 |
S32205 |
0.030 |
2.00 |
1.00 |
0.030 |
0.020 |
22.0-23.0 |
4.5-6.5 |
3.0-3.5 |
0.14-0.20 |
Mechanical Properties Of Duplex Steel S31803/S32205 Flanges
Tensile strength |
620MPa min |
Density |
7,805kg/m3 |
Yield strength |
450MPa mi |
Elastic modulus |
200GPa |
Physical Properties of S31803/S32205 Duplex Steel Flanges
Elongation |
25% min |
Mean coefficient of thermal expansion |
|
Brinell hardness |
293 HB max |
0-100oC |
13.7µm/m/oC |
Rockwell hardness |
31 HR C max |
0-315oC |
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