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 A249 TP321 Stainless Steel Pipe, Stainless Steel Tube, Stainless Steel Tubing |
| Standard | ASTM A249 TP321 |
| ASTM A249 TP321 Tube Type | Welded |
| ASTM A249 TP321 OD | 5.8mm - 2032mm |
| ASTM A249 TP321 Thickness | 0.3mm - 60mm/SCH 5S - SCH XXS |
| ASTM A249 TP321 Length Range | 5.8/11.86 meter, 20 FT (6 meter), 40FT (12 meter) or customized |
| ASTM A249 TP321 Ends Type | Beveled ends, Plain ends |
| ASTM A249 TP321 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 A249 TP321 Stainless Steel Pipe, Stainless Steel Tube, Stainless Steel Tubing | Standard | ASTM A249 TP321 |
| ASTM A249 TP321 Tube Type | Welded | ASTM A249 TP321 OD | 5.8mm - 2032mm |
| ASTM A249 TP321 Thickness | 0.3mm - 60mm/SCH 5S - SCH XXS | ASTM A249 TP321 Length Range | 5.8/11.86 meter, 20 FT (6 meter), 40FT (12 meter) or customized |
| ASTM A249 TP321 Ends Type | Beveled ends, Plain ends | ASTM A249 TP321 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 | welded stainless steel tube ，welded stainless steel seamless tube | ||
ASTM A249 TP321 Bright Annealed Welded Stainless Steel Tube
Specifications
ASTM A249 TP321 is a specification for welded tubes made from a titanium-stabilized austenitic stainless steel, designed for use in high-temperature and corrosive applications like boilers, superheaters, and heat exchangers. The addition of titanium helps prevent intergranular corrosion after welding by stabilizing carbides, while also improving the steel's strength at high temperatures. This makes it a durable and reliable material for demanding environments in industries such as petrochemicals, aerospace, and power generation.
| American Standard | Standard Name |
| A 249 / SA 249 | Welded Austenitic Steel Boiler,Superheater, Hear Exchanger and Condenser Tubes |
ASTM A249 TP321 Welded Stainless Steel Tube Chemical Composition
(Sources American Standard A249 / A249M TABLE 1 Chemical Requirements,% A)
| Grade | UNS Desig | C | Mn | P | S | Si | Cr | Ni | Mb | Ti | Nb | N | Cu | Ce | Al |
| TP321 | S32100 | 0.08 | 2 | 0.045 | 0.03 | 1 | 17.0–19 | 9.0–12 | . . . | Ti 5 × (C+N) min, 0.70 max | . . . | 0.1 | . . . | . . . | |
| TP321H | S32109 | 0.04 – 0.1 | 2 | 0.045 | 0.03 | 1 | 17.0–19 | 9.0–12 | . . . | 4(C+N) min; 0.70 max | . . . | 0.1 | . . . | . . . | |
| TP321H | S32654 | 0.02 | 2.0-4 | 0.03 | 0.005 | 0.5 | 24.0–25 | 21.0–23 | 7.0-8 | . . . | . . . | 0.45- 0.55 | 0.30-0.6 | . . . | |
| TP321H | S33228 | 0.04 - 0.08 | 1 | 0.02 | 0.015 | 0.3 | 26.0–28 | 31.0–33 | . . . | . . . | 0.60- 1 | . . . | . . . | 0.05 - 0.1 | 0.025 |
| TP321H | S34565 | 0.03 | 5.0-7 | 0.03 | 0.01 | 1 | 23.0–25 | 16.0–18 | 4.0-5 | . . . | 0.1 | 0.40- 0.6 | . . . | . . . |
ASTM A249 TP321 Welded Stainless Steel Tube Mechanical Properties
(Sources American Standard A249 / A249M TABLE 4 Tensile and Hardness Requirements A)
| Grade | UNS Designation | Tensile Strength, min ksi [MPa] | Yield Strength, min ksi [MPa] | Elongationin 2 in. or 50mm,min,%A,B |
| TP321 | S32100 | 75 [515] | 30 [205] | 35 |
| TP321H | S32109 | 75 [515] | 30 [205] | 35 |
| TP321H | S32654 | 109 [750] | 62 [430] | 35 |
| TP321H | S33228 | 73 [500] | 27 [185] | 30 |
| TP321H | S34565 | 115 [795] | 60 [415] | 35 |
ASTM A249 TP321 Welded Stainless Steel Tube Application
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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