SMLS Duplex Stainless Steel Seamless Tube S31803 / S32205 / S32750
SMLS Duplex Stainless Steel Seamless Tube S31803 / S32205 / S32750
| UNS Designation | C | Si | Mn | P | S | Cr | Ni | Mo | N | Cu |
| max | max | max | max | max | ||||||
| S31803 | 0.03 | 1 | 2 | 0.03 | 0.02 | 21.0 - 23.0 | 4.5 - 6.5 | 2.5 - 3.5 | 0.08 - 0.20 | - |
| S32205 | 0.03 | 1 | 2 | 0.03 | 0.02 | 22.0 - 23.0 | 4.5 - 6.5 | 3.0 - 3.5 | 0.14 - 0.20 | - |
| 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 |
ASTM A789 / A789M
| UNS Designation | T.S. Min , Ksi [Mpa] | Y.S. Min , Ksi [Mpa] | Elongation Min % | Hardness, Max |
| S31803 | 90 [620] | 65 [450] | 25 | 30.5 |
| S32205 | 95 [655] | 70 [485] | 25 | 30.5 |
| S32750 | 116 [800] | 80 [550] | 15 | 32 |
| S32760 | 109 [750] | 80 [550] | 25 |
… |
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 .
MTSCO has 26 cold-drawing production lines. And the annual production capacity is 5000 tons,
the annual GDP is more than 30 million USD.
1 . Seamless tube : small diameter seamless overlength coiled tubing , bright annealed tube , inside and outside polished tube , heat exchanger tube , U-bent tube , the products all adopt the most advanced technology , with 26 production lines .
2 . Seamless pipe : MTSCOMAXTECH has 8 production lines for stainless steel cold drawn pipe , 10 production lines for cold roll pipe .
3 . Other Products : Stainless steel welded pipe , flange and fitting are our relevant products , for providing
our clients the supplied solutions of the pipeline projects .
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