Jinxi Steel Industry Group Co.Ltd.
| Payment Terms | L/C,D/A,D/P,T/T,Western Union |
| Supply Ability | 10000000 |
| Delivery Time | 7 days |
| Packaging Details | Bundles |
| Product Name | ASTM A789 Duplex S39274 Stainless Steel Pipe, Stainless Steel Tube, Stainless Steel Tubing, Stainless Steel Seamless Pipe, SS SMLS Pipe |
| Standard | ASTM A789 Duplex S39274 |
| ASTM A789 Duplex S39274 Tube Type | Seamless, Welded |
| ASTM A789 Duplex S39274 OD | 5.8mm - 2032mm |
| ASTM A789 Duplex S39274 Thickness | 0.3mm - 60mm/SCH 5S - SCH XXS |
| ASTM A789 Duplex S39274 Length Range | 5.8/11.86 meter, 20 FT (6 meter), 40FT (12 meter) or customized |
| ASTM A789 Duplex S39274 Ends Type | Beveled ends, Plain ends |
| ASTM A789 Duplex S39274 Protection Caps | Plastic caps |
| Brand Name | Jinxi Pipe |
| Model Number | Stainless steel pipe |
| Certification | ISO 9001,BV,SGS,TUV,CE |
| Place of Origin | China |
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Product Specification
| Payment Terms | L/C,D/A,D/P,T/T,Western Union | Supply Ability | 10000000 |
| Delivery Time | 7 days | Packaging Details | Bundles |
| Product Name | ASTM A789 Duplex S39274 Stainless Steel Pipe, Stainless Steel Tube, Stainless Steel Tubing, Stainless Steel Seamless Pipe, SS SMLS Pipe | Standard | ASTM A789 Duplex S39274 |
| ASTM A789 Duplex S39274 Tube Type | Seamless, Welded | ASTM A789 Duplex S39274 OD | 5.8mm - 2032mm |
| ASTM A789 Duplex S39274 Thickness | 0.3mm - 60mm/SCH 5S - SCH XXS | ASTM A789 Duplex S39274 Length Range | 5.8/11.86 meter, 20 FT (6 meter), 40FT (12 meter) or customized |
| ASTM A789 Duplex S39274 Ends Type | Beveled ends, Plain ends | ASTM A789 Duplex S39274 Protection Caps | Plastic caps |
| Brand Name | Jinxi Pipe | Model Number | Stainless steel pipe |
| Certification | ISO 9001,BV,SGS,TUV,CE | Place of Origin | China |
| High Light | water treatment stainless steel tube ，water treatment stainless steel seamless tube ，welded stainless steel tube | ||
ASTM A789 Duplex S39274 Stainless Steel Tube For Desalination and Water Treatment
Specifications
ASTM A789/ ASME SA789 steel pipe covers seamless and welded ferritic/austenitic stainless steel tubing for general services. The standard is also applied to duplex stainless steel tube material. All tubes in this standard shall be furnished with heat-treated conditions according to specified temperature and quench conditions. When the final heat treatment is in a continuous furnace, or when heat-treated condition is obtained directly by quenching after hot forming, the number of tubes of the same size and from the same heat lot shall be determined from the prescribed sizes of the tubes.
UNS S39274 is a highly alloyed super duplex stainless steel grade developed to deliver exceptional mechanical strength and corrosion resistance in demanding industrial environments. Known for its dual-phase microstructure (ferrite-austenite), this material outperforms many conventional stainless steels in terms of toughness, stress resistance, and longevity under extreme conditions. For industries where mechanical reliability is critical such as offshore drilling, chemical processing, and desalination, understanding the mechanical properties of UNS S39274 is key to selecting the right material.
| American Standard | Standard Name |
| A 789 / SA 789 | Seamless and Welded Ferritic/Austenitic Stainless Steel Tubing for General Service |
ASTM A789 Duplex S39274 Stainless Steel Tube Chemical Composition
(Sources American Standard A789 / A789M TABLE 2 Chemical Requirements)
| UNS Designation A | C | Mn | P | S | Si | Ni | Cr | Mo | N | Cu | Others |
| S39274 | 0.03 | 1 | 0.03 | 0.02 | 0.8 | 6.0–8.0 | 24.0–26.0 | 2.5–3.5 | 0.24–0.32 | 0.2-0.80 | W 1.50-2.50 |
ASTM A789 Duplex S39274 Stainless Steel Tube Mechanical Properties
(Sources American Standard A789 / A789M TABLE 1 Tensile and Hardness Requirements)
| UNS Designation | Tensile strength, | Yield strength, | Elongation | Hardness | |
| min, | min | in 2 in. or 50 | |||
| ksi[MPa] | ksi[MPa] | mm, min,% | Brinell | Rock-well C | |
| S39274 | 116 [800] | 80 [550] | 15 | 310 | ... |
ASTM A789 Duplex S39274 Stainless Steel Tube Application
ASTM A789 Duplex S39274 Stainless Steel Tube Packing & Loading
Company Details
Business Type:
Manufacturer,Distributor/Wholesaler,Agent,Exporter,Trading Company,Seller
Year Established:
1986
Total Annual:
10000000000-30000000000
Employee Number:
100~500
Ecer Certification：
Verified Supplier
Jinxi Steel, a professional manufacturer of steel pipes and fittings, is located in Changsha City. Guided by the scientific development concept, Jinxi Steel will comprehensively reform and develop, adhere to the path of quality and efficiency under the guidance of science and technology, persist in ... Jinxi Steel, a professional manufacturer of steel pipes and fittings, is located in Changsha City. Guided by the scientific development concept, Jinxi Steel will comprehensively reform and develop, adhere to the path of quality and efficiency under the guidance of science and technology, persist in ...
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