Yuhong Group Co.,Ltd
| Delivery Time | 30 Days |
| Tube End | Plain End, Bevelled End |
| Type | Seamless |
| Payment Terms | T/T, L/C |
| Material Grade | T9/T5/T11/T12/T22/T91/T92 |
| Length | 6 Meters Or As Customized |
| Outer Diameter | 12.7-762mm |
| Supply Ability | According to Clients' Requirement |
| Specification | ASTM A213, ASME SA213 |
| Technic | Cold Drawn, Hot Finished |
| Wall Thickness | 1.5-63.5mm |
| Packaging Details | Plywood Case / Woven Bag / Bundle with Plastic Cap |
| Model Number | ASTM A213 T9/T5/T11/T12/T22/T91/T92 |
| Brand Name | YUHONG |
| Place of Origin | China |
| Certification | ABS, GL, DNV, NK, PED, AD2000, GOST9941-81, CCS, ISO 9001-2015 |
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Product Specification
| Delivery Time | 30 Days | Tube End | Plain End, Bevelled End |
| Type | Seamless | Payment Terms | T/T, L/C |
| Material Grade | T9/T5/T11/T12/T22/T91/T92 | Length | 6 Meters Or As Customized |
| Outer Diameter | 12.7-762mm | Supply Ability | According to Clients' Requirement |
| Specification | ASTM A213, ASME SA213 | Technic | Cold Drawn, Hot Finished |
| Wall Thickness | 1.5-63.5mm | Packaging Details | Plywood Case / Woven Bag / Bundle with Plastic Cap |
| Model Number | ASTM A213 T9/T5/T11/T12/T22/T91/T92 | Brand Name | YUHONG |
| Place of Origin | China | Certification | ABS, GL, DNV, NK, PED, AD2000, GOST9941-81, CCS, ISO 9001-2015 |
| High Light | ASTM A213 T11 alloy steel tube ，K11597 seamless heater tube ，oil and gas industry steel tube | ||
ASTM A213 T11 K11597 Alloy Steel Seamless Tube , Heater Tube For Oil And Gas Industry
ASTM A213 T11 (UNS K11597) is a standard-grade ferritic chromium-molybdenum (Cr-Mo) alloy steel seamless tube specified under the ASTM A213 standard. This standard governs seamless ferritic and austenitic alloy steel tubes exclusively designed for high-temperature and high-pressure service in boilers, superheaters, reheaters, and heat exchangers in power generation, petrochemical, and industrial thermal systems. As a low-alloy heat-resistant steel, T11 contains precise proportions of chromium and molybdenum elements, which significantly enhance its high-temperature oxidation resistance, creep resistance, thermal fatigue resistance, and long-term structural stability compared to ordinary carbon steel tubes. It is manufactured via a fully seamless hot rolling or cold drawing process without any welded seam, eliminating structural weak points and ensuring reliable performance under extreme high-pressure and high-temperature working conditions.
Chemical Composition(%):
| Element | Carbon (C) | Manganese (Mn) | Phosphorus (P) | Sulfur (S) | Silicon (Si) | Chromium (Cr) | Molybdenum (Mo) |
| % | 0.05 – 0.15 | 0.30 – 0.60 | ≤0.025 | ≤0.025 | 0.50 – 1.00 | 1.00 – 1.50 | 0.44 – 0.65 |
Mechanical Properties:
| Mechanical Property Index | Standard Min. Value |
| Tensile Strength (Rm) | 415MPa |
| Yield Strength (Re) | 205MPa |
| Elongation (A, 50mm gauge length) | 30% |
Key Core Features:
Main Industrial Applications:
Company Details
Business Type:
Manufacturer,Distributor/Wholesaler,Importer,Exporter,Trading Company,Seller,Other
Year Established:
2007
Total Annual:
50M-70M
Employee Number:
50~850
Ecer Certification：
Verified Supplier
Yuhong Group is one of the large scale group company in China, more than 35 years experience in the international market, providing high-quality services to over 3000 customers, end user which like Aramco, Petrobras, Pemex, Petronas, Ecopetro, Petroecuador, …. till now Yuhong Grou... Yuhong Group is one of the large scale group company in China, more than 35 years experience in the international market, providing high-quality services to over 3000 customers, end user which like Aramco, Petrobras, Pemex, Petronas, Ecopetro, Petroecuador, …. till now Yuhong Grou...
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