UNS31803 Super Duplex Stainless Steel Wire Mesh Resists Stress Corrosion

UNS31803 super duplex stainless steel wire mesh is in the range of medium alloy stainless steel with good resistance to localized corrosion. Because of its good yield strength and toughness, UNS31803 wire mesh possess the price advantage.

Duplex stainless steel wire mesh can be made into filter element to sieve various materials in chloride corrosion environmental conditions. With good toughness and welding performance, it also can be used for infill panels or space divider.

There is an UNS31803 super duplex stainless steel wire fine mesh roll.
DSS-01: UNS31803 super duplex stainless steel wire mesh possesses good yield strength.
An UNS31803 super duplex stainless steel wire mesh roll has square holes.
DSS-02: UNS31803 super duplex stainless steel wire mesh has low coefficient of thermal expansion.

Specifications of UNS31803 super duplex stainless steel wire mesh:

  • Weaving methods: plain weave, twill weave, dutch weave.
  • Packing:
    • Shrink-wrapped;
    • Wooden boxes or carton;
    • Wooden pallets.
Table 1: Chemical Composition of UNS31803 Super Duplex Stainless Steel (%)
Type C ≤ Mn ≤ Si ≤ S ≤ P ≤ Cr Ni Mo N
S31803(SAF2205) 0.03 2.0 1.0 0.02 0.03 21–23 4.5–6.5 2.5–3.5 0.08–0.2
Table 2: Specifications of UNS31803 Super Duplex Stainless Steel Wire Mesh
Mesh Wire Diameter Opening (mm)
mm inch
2 mesh 1.80 0.071 10.90
3 mesh 1.60 0.063 6.866
4 mesh 1.20 0.047 5.15
5 mesh 0.91 0.036 4.17
6 mesh 0.711 0.028 3.522
8 mesh 0.610 0.024 2.565
10 mesh 0.508 0.020 2.032
12 mesh 0.457 0.018 1.660
14 mesh 0.417 0.016 1.397
16 mesh 0.345 0.014 1.243
18 mesh 0.315 0.012 1.096
20 mesh 0.315 0.0124 0.955
22 mesh 0.315 0.0124 0.840
24 mesh 0.315 0.0124 0.743
26 mesh 0.295 0.0116 0.682
28 mesh 0.295 0.0116 0.612
30 mesh 0.274 0.011 0.573
32 mesh 0.254 0.010 0.540
34 mesh 0.234 0.0092 0.513
36 mesh 0.234 0.0092 0.472
38 mesh 0.213 0.0084 0.455
40 mesh 0.193 0.0076 0.442
42 mesh 0.193 0.0076 0.412
44 mesh 0.173 0.0068 0.404
46 mesh 0.173 0.0068 0.379
48 mesh 0.173 0.0068 0.356
50 mesh 0.173 0.0068 0.335
60 × 50 mesh 0.193 0.0076 -
60 × 50 mesh 0.173 0.0068 -
60 mesh 0.173 0.0068 0.250
70 mesh 0.132 0.0052 0.231
80 mesh 0.122 0.0048 0.196
90 mesh 0.112 0.0044 0.170
100 mesh 0.012 0.004 0.152
120 × 108 mesh 0.091 0.0036 -
120 mesh 0.081 0.0032 0.131
140 mesh 0.061 0.0024 0.120
150 mesh 0.061 0.0024 0.108
160 mesh 0.061 0.0024 0.098
180 mesh 0.051 0.002 0.090
200 mesh 0.051 0.002 0.076
220 mesh 0.051 0.002 0.065
250 mesh 0.041 0.0016 0.061
280 mesh 0.035 0.0014 0.056
300 mesh 0.031 0.0012 0.054

UNS31803 super duplex stainless steel wire mesh features:

  • PREN reaches 32–33;
  • Excellent resistance to localized, fatigue corrosion and stress corrosion cracking;
  • Low coefficient of thermal expansion;
  • Good yield strength and welding performance;
  • High energy absorption.

UNS31803 super duplex stainless steel wire mesh applications:

  • Used for filter in pulp, petrochemical, desalination industries;
  • Made into woven infill panel ensures safety;
  • Also widely used in food processing equipment, sewage treatment system, paper bleaching equipment, etc.
There are three UNS31803 wire mesh filter discs with different density.
DSS-03: UNS31803 super duplex stainless steel wire mesh filter can sieve in chloride corrosion environment.
A woven filter tube made of UNS31803 super stainless steel wire mesh lay here.
DSS-04: UNS31803 super duplex stainless steel wire mesh can be made into filter tube.
An UNS31803 super duplex stainless steel wire mesh sheet is installed in a house.
DSS-05: UNS31803 super duplex stainless steel wire mesh can protect security and privacy.
UNS31803 super duplex stainless steel wire mesh sheets are installed on roadside.
DSS-06: UNS31803 super duplex stainless steel wire mesh is durable and withstand severe conditions.

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Angus Wire Mesh Co., Ltd.
E-mail: sales@wirescreen.org

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