ASTM A789 ASME SA789 Duplex Steel Tube 2205 / 2507 super duplex tubing
2507 / 2205 ASTM A789 / ASME SA789 Stainless Steel Duplex Steel Tube With Cold Rolled
Descrition:
Material Grade: S32205, S31803, S32304, S32750, S32760 etc
Outer Diameter: 3.18mm-101.6mm
Wall Thickness: 0.5mm-20mm
Length: Normally fixed length 6m, can as per customer’s requirement
Standard: ASTM A789; ASTM A790; EN 10216-5 etc.
Process Method: Cold Drawn or Cold Rolled
| ASTM A790 Standard |
| 2205 / S32750 Elements |
| (C) Carbon , max : 0.030 |
| (Mn) Manganese , max : 1.20 |
| (P) Phosphorus , max : 0.035 |
| (S) Sulfur , max : 0.020 |
| (Si) Silicon , max : 0.80 |
| (Ni) Nickel : 6.0 - 8.0 |
| (Cr) Chromium : 24.0 - 26.0 |
| (Mo) Molybdenum : 3.0 - 5.0 |
| (Fe) Iron : -- |
| (Cu) Copper , max : 0.5 |
| (N) Nitrogen : 0.24 - 0.32 |
| UNS Designation | C | Si | Mn | P | S | Cr | Ni | Mo | N | Cu |
| max | max | max | max | max | ||||||
| S32750 | 0.03 | 0.8 | 1.2 | 0.035 | 0.02 | 24.0 - 26.0 | 6.0 - 8.0 | 3.0 - 5.0 | 0.24 - 0.32 | 0.5 max |
| S32760 | 0.05 | 1 | 1 | 0.03 | 0.01 | 24.0 - 26.0 | 6.0 - 8.0 | 3.0 - 4.0 | 0.20 - 0.30 | 0.50 -1.00 |
Application:
a) Petroleum
b) Chemical industry
c) Instrument
d) Industrial transportation
e) Mechanical structure industry
f) Need high corrision ability pipe's industry, such as offshore industry etc
Advantages:
a) Superior surface finish,
b) Better mechanical property
c) More precise dimension
d) Perfect inspection method and inspection equipment
MTSCO is a leading manufacturer who is specialized in stainless steel seamless pipes , bright
annealed tubes , seamless coiled tubing etc basic products . We also have duplex stainless steel tubes and
pipes , nickel alloy tubes and pipes etc . MTSCO has the most advanced producing and testing
equipment. We can totally satisfy your requirement .
According to standard very strictly , duplex steel tubes which produced by us always have correct OD and WT
tolerance . And they have more perfect corrosion ability .
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