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Categories | Duplex Stainless Steel Pipe |
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Brand Name: | KAYSUNS |
Model Number: | KS-SMLS |
Certification: | PED,ISO |
Place of Origin: | China |
MOQ: | 500Kgs |
Price: | USD |
Supply Ability: | 500Tons per Month |
Delivery Time: | 30-45days |
Packaging Details: | Plastic Bags / Plywood Boxes |
Product Name: | Duplex Stainless Steel Pipe |
Standard: | ASTM A789, A790 |
Material: | S31803, S32205, S32750, S32760, UNS S31803 |
Wall Thickness: | SCH5S to SCHXXS |
Shape: | Round |
Surface: | Pickling |
Company Info. |
Kaysuns Industry Ltd. |
View Contact Details |
Product List |
Corrosion Resistance UNS S31803 Duplex Stainless Steel Tubings Pipes
Duplex stainless steel that was developed to combat common corrosion problems encountered with the 300 series stainless steels .
Duplex describes a family of stainless steels that are neither fully austenitic , like 304 stainless , nor purely ferritic , like 430 stainless . The advantage of a duplex structure is that it combines the favorable qualities of a ferritic alloy ( stress corrosion cracking resistance and high strength ) with those of an austenitic alloy ( ease of fabrication and corrosion resistance ) .
Advantages:
Duplex stainless steel is acknowledged as a very good material
which has been mostly utilized in transportation pipelines of meals
processing, beverage industry, brewing industry etc.
Duplex stainless steel pipes serves many superior properties.
UNS Designation | C | Si | Mn | P | S | Cr | Ni | Mo | N | Cu |
max | max | max | max | max | ||||||
S31803 ( F51 ) | 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 ( F60 ) | 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 ( F53 ) | 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 ( F55 ) | 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 |
Size: | 1/2” to 24” (DN15 ~DN600), outer diameter up to 610mm |
Rate: | SCH5S to SCHXXS |
Standard: | ASTM A312, A213, A268,A269, A249, A270, A376,A511; ASTM A789, A790; ASTM B163, B165, B167, B407, B423, B444, B622, B677, B729; EN10216-5, EN/DIN17455,EN/DIN17456, EN/DIN17458DIN2462 etc. |
Material: | Duplex&Super Duplex steel: S31803,S32205,S32750,S32760 (w1.4462, 1.4410, 1.4501, 1.4507 etc.) |
Our factory is a leading manufacturer and supplier for qualified duplex stainless steel pipes and super duplex steel pipes and tubes, includes ASME/ASTM, EN/DIN, JIS series stainless steel pipes, and a wide range for material grades.
For more information, please contact us.
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