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Brand Name : YUHONG
Model Number : ASTM A790 UNS S32750 (1.4410)
Certification : ABS, GL, DNV, NK, PED, AD2000, GOST9941-81, CCS, ISO 9001-2015
Place of Origin : China
MOQ : 1 PC
Price : Negotiable
Payment Terms : T/T, L/C
Supply Ability : According to Client Requirements
Delivery Time : 15-35 Days
Packaging Details : According to Client Requirements/ Ply-wooden Case/ Iron Case/ Woven Bag
Standard : ASTM A790, ASME SA790
Material Grade : UNS S32750 (1.4410)
Type : Seamless
Outer diameter : 6mm-630mm or customized
Thickness : 0.4-30mm
Technique : Cold Rolled Hot Rolled
Length : 3-6M Or As Customized
Shape : Round
Inspection : ET, HT, UT , PMI
Applications : Industry,construction,boiler,oil and gas,Oil Gas Sewage Transport
ASTM A790 UNS S32750, 1.4410 Super Duplex Stainless Steel Seamless Pipe For Desalination
YUHONG HOLDING GROUP supplies and exports Austenitic Stainless Steel, Nickel Alloy Steel seamless and welded pipes and tubes for already more than 30 years. Every year we sells more than 80000 tons of steel pipes and tubes. Our clients already cover more than 45 countries.
Standards: ASTM/ASME A789/SA789, A790/SA790,A450,A530
Material: UNS S31803(Cr22Ni5Mo3/1.4462)/2205,UNS S32750(1.4410),UNS S31500(Cr18NiMo3Si2),UNS32760(1.4501)
Chemical Composition:
Grade | C | Si | Mn | P | S | Cr | Ni | Mo | N |
UNS S32750 | 0.03 max | 0.8 max | 1.2 | 0.030 | 0.015 | 24.0-26.0 | 6.0-8.0 | 3.0-5.0 | 0.24-0.32 |
UNS S31803 | 0.03 max | 1.0 max | 2.0 | 0.020 | 0.020 | 21.0-23.0 | 4.5-6.5 | 2.5-3.5 | 0.08-0.20 |
UNS S31500 | 0.03 max | 1.0 max | 1.2-2.0 | 0.030 | 0.030 | 18.0-19.0 | 4.5-5.5 | 2.5-3.5 | 0.05-0.10 |
Physical Properties:
Grade | Y.S.MPa min | T.S.Mpa min | Elongation % | Hardness HRC |
UNS S32750 | 550 | 800 | 15 | 20 |
UNS S31803 | 450 | 620 | 25 | 20 |
UNS S31500 | 440 | 630 | 30 | 20 |
Applications:
Chemical processing, Transport and Storage.
Oil and gas exploration and offshore rigs.
Oil and gas refining.
Marine environments.
Pollution control equipment.
Pulp and paper manufacturing
Chemical process Plant
Corrosion Test | Conducted only when specially requested by the client |
Chemical Analysis | Test done as per required quality standards |
Destructive / Mechanical Testing | Tensile | Hardness | Flattening | Flare | Flange |
Reverse-bend and Re. flat tests | Carried out in full compliance with relevant standards & ASTM A-450 and A-530 norms, which ensures trouble-free expansion, welding & use at customers end |
Eddy Current Testing | Done to detect homogeneities in subsurface by using Digital Flaw-mark Testing System |
Hydrostatic Testing | 100% Hydrostatic Testing carried out according to ASTM-A 450 norms for checking tube leakage, and biggest pressure we can support 20Mpa/7s . |
Air Under Pressure Test | To check any evidence of air leakage |
Visual Inspection | After passivation, every single length of tubes & pipes is subjected to thorough visual inspection by trained staff for detecting surface flaws & other imperfections |
Supplementary Testing:
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ASTM A790 UNS S32750, 1.4410 Super Duplex Stainless Steel Seamless Pipe For Desalination Images |