Jiaxing MT stainless steel co.,ltd.
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ASTM A789 / A790 UNS S31803 / 2205 / 1.4462 Duplex Steel Welded Tube
a) OD ( Outer Diameter ) : 3.18mm to 101.6mm
b) WT ( Wall Thickness ) : 0.5mm to 20mm
c) Length : According to customer's requirement
d) Standards : ASTM A312; ASTM A269; ASTM A789; ASTM A790 ect
e) Process Method : ERW, EFW etc
| ndustry & Advantage | Application | a) For fluid and gas transport |
| b) Structure and machining | ||
| c) Heat exchanger pipes etc | ||
| Advantages | a) Superior surface finish | |
| b) Better mechanical property | ||
| c) More precise dimension | ||
| d) Perfect inspection method and inspection equipment | ||
| Terms & Conditions | Price Item | FOB, CFR, CIF or as negotiation |
| Payment | T/T, LC or as negotiation | |
| Delivery Time | 30 working days after received your deposit (Normally according to the order quantity) | |
| Package | Iron case; woven bag or as per customer’s requirement | |
| Quality Requirement | Mill Test Certificate will be supplied with shipment, Third Part Inspection is acceptable | |
| Quality | Test | X-ray, Size test, Length test |
| Chemical Analysis(Photoelectric Emission Spectroscopic) etc | ||
| Market | Main Market | Europe, Middle East, Southeast Asia, South America. Etc |
| 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 |
MTSCO is a leading manufacturer who is specialized in stainless steel seamless pipes , bright annealed tubes , seamless coiled tubing etc . In order to facilitate customers , we have welded pipes and tubes too . MTSCO has the most advanced producing and testing equipment . We can totally satisfy your requirement . According to standard very strictly , tubes which produced by us always have correct OD and WT tolerance . The tolerance control is strictly accordance to produce standards . Our products are always satisfied with customers . Customers purchased our products created more profits .