Baoji Lihua Nonferrous Metals Co., Ltd.
Baoji Lihua Nonferrous Metals Co., Ltd.
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Gr1 Gr2 Titanium Welded Tube Welding Connection Titanium Tube Grade 1 Grade 2 Titanium Tubing for Chemical Industry
Grade 1 titanium is renowned for its exceptional properties, making it a favored material in various industrial applications, particularly in heat exchangers. With a minimum purity of 99.5%, Grade 1 titanium is commercially pure titanium that offers outstanding corrosion resistance, excellent weldability, and favorable mechanical properties. It boasts the highest ductility among all titanium grades, facilitating easier forming and fabrication. These attributes make it an ideal choice for environments where reliability and longevity are paramount.
The selection of material for heat exchangers can significantly influence operational efficiency and maintenance costs. Grade 1 titanium pipes present a lightweight yet durable solution that ensures efficient heat transfer while effectively resisting the corrosive effects of fluids often encountered in industrial processes. This resistance to corrosion not only enhances the lifespan of the heat exchanger but also minimizes the need for frequent maintenance, contributing to lower overall operational costs.
As industries continue to prioritize sustainable and reliable solutions, the demand for Grade 1 titanium in heat exchangers is on the rise. Its unique properties make it particularly well-suited for applications in aggressive environments, such as chemical processing and marine industries, where traditional materials may fail.
The production of Gr1 titanium pipes involves several sophisticated manufacturing processes designed to maintain the material's integrity and performance characteristics. It starts with the careful selection of high-purity titanium ingots, which undergo melting and refining processes such as vacuum arc remelting (VAR) to eliminate impurities. This initial step is crucial for ensuring that the final product meets the stringent quality standards required for heat exchanger applications.
Once the titanium is prepared, it is subjected to processes like hot working or cold working to create tubular shapes. Extrusion is a common method used for forming titanium pipes, where heated titanium billets are forced through a die to achieve the desired dimensions. Post-extrusion, the pipes often undergo heat treatment processes to relieve stresses and optimize mechanical properties.
Welding is another critical aspect of manufacturing Gr1 titanium pipes, especially for heat exchangers that require customized configurations. Techniques such as gas tungsten arc welding (GTAW) are employed, allowing for strong and defect-free joints. Strict quality control measures, including non-destructive testing and dimensional inspections, are implemented to ensure that the pipes meet all specifications and standards before they are delivered for use in heat exchangers.
| Specifications | ASTM B 337 ASME SB 337 / ASTM B 338 ASME SB 338 |
|---|---|
| Dimensions | ASTM, ASME and API |
| Size | ½”NB to 24”NB in Sch 10s, 40s, 80s, 160s, XXS. |
| Specialized in | Large Diameter Size |
| Type | Seamless / ERW / Welded / Fabricated |
| Form | Round, Hydraulic Etc |
| Length | Single Random, Double Random & Cut Length. |
| Grade | Titanium Grade2, Titanium Grade 5 |
| End | Plain End, Beveled End, Threaded |
| Item | Standard | Material | Size(mm) |
| Heat exchanger And Condenser tube | ASTMB338,ASTMB337, ASTMB861 | Grade1,2,3 | OD(5-114)X(0.3—10)XL1200mmMax |
| Corrosion Resistant Tubes | ASTMB338 | Grade7,Grade12 | OD(5-114)X(0.5—4.5)Xlength 12000mmMax |
| BikeFrame/Wheelchair/Exhaust tube/Pipes |
ASTMB338 | Gr9/Ti3Al2v5 | OD(38.1—44.5)X(0.9-3.15)X(L1000—2000MM) |
| Automobile&MotorCycle Exhaust Tube/Pipes | ASTMB337/338 | Gr1,Gr2,Gr9 | OD(38.1—88.9)X1.2X(L1000—2000mm) |
| Marine Industry | ASTM/AMS | Gr2,Gr5,Gr7,Gr12 | OD(23.1-210)X(W0.5-6.0)X(L1000-6000mm)
|
| Grade | C | N | O | H | Ti | V | Al | Fe |
|---|---|---|---|---|---|---|---|---|
| Titanium Grade 1 | .08 Max | .03 Max | .18 Max | .015 Max | Bal | .20 Max | ||
| Titanium Grade 2 | 0.1 max | 0.03 max | 0.25 max | 0.015 max | 99.2 min | 0.3 max | ||
| Titanium Grade 4 | .08 Max | .05 Max | .40 Max | .015 Max | Bal | .50 Max | ||
| Titanium Grade 5 | 0.10 max | 0.05 max | 0.20 max | 0.015 max | 90 min | 3.5-4.5 | 5.5-6.75 max | 0.40 max |
| Titanium Grade 7 | .08 Max | .03 Max | .25 Max | .015 Max | Bal | .30 Max | ||
| Titanium Grade 9 | .08 Max | .03 Max | .15 Max | .015 Max | - | .25 Max | ||
| Titanium Grade 12 | .08 Max | .03 Max | .25 Max | 0.15 Max | - | .30 Max |
As industries continue to evolve, the demand for titanium seamless pipes in heat exchangers is expected to grow. Ongoing research and development efforts are focused on enhancing the properties of titanium alloys, enabling them to perform even better under extreme conditions. Innovations in manufacturing techniques, such as additive manufacturing, are also opening new avenues for producing complex geometries and tailored designs that meet specific application requirements. These advancements will likely lead to increased adoption of titanium seamless pipes in various industries.
Sustainability is becoming a significant driver in material selection, and titanium's recyclability contributes to its appeal in modern applications. As industries strive to reduce their environmental footprint, the use of durable and recyclable materials like titanium will become increasingly important. Future developments may focus on improving recycling processes for titanium, ensuring that it remains a sustainable option for heat exchangers and other critical applications.
Digitalization and smart technologies are also set to revolutionize the way heat exchangers are designed and monitored. Integrating sensors and real-time monitoring systems into titanium seamless pipe designs could provide valuable insights into performance and condition over time. Such advancements would not only enhance operational efficiency but also enable predictive maintenance strategies, ultimately leading to reduced operational costs and improved reliability.
| Wall Thickness | Titanium Tube Sizes ( O.D.) |
|---|---|
| .010 | 1/16" , 1/8" , 3/16" |
| .020 | 1/16" , 1/8" , 3/16" , 1/4" , 5/16" , 3/8" |
| .012 | 1/8" |
| .016 | 1/8" , 3/16" |
| .028 | 1/8" , 3/16" , 1/4" , 5/16" , 3/8" , 1/2" , 3/4" , 1" , 1 1/2" , 2" |
| .035 | 1/8" , 3/16" , 1/4" , 5/16" , 3/8" , 7/16" , 1/2" , 16" , 5/8" , 3/4" , 7/8" , 1" , 1 1/4" , 1 1/2" , 1 5/8" , 2" , 2 1/4" |
| .049 | 3/16" , 1/4" , 5/16" , 3/8" , 1/2" , 16" , 5/8" , 3/4" , 7/8" , 1" , 1 1/8" , 1 1/4" , 1 1/2" , 1 5/8" , 2" , 2 1/4" |
| .065 | 1/4" , 5/16" , 3/8" , 1/2" , 16" , 5/8" , 3/4" , 7/8" , 1" , 1 1/4" , 1 1/2" , 1 5/8" , 1 3/4" , 2" , 2 1/2" , 3" |
| .083 | 1/4" , 3/8" , 1/2" , 5/8" , 3/4" , 7/8" , 1" , 1 1/4" , 1 1/2" , 1 5/8" , 1 7/8" , 2" , 2 1/2" ,3" |
| .095 | 1/2" , 5/8" , 1" , 1 1/4" , 1 1/2" , 2" |
| .109 | 1/2" , 3/4" , 1" , 1 1/4" , 1 1/2" , 2" |
| .120 | 1/2" , 5/8" , 3/4" , 7/8" , 1" , 1 1/4" , 1 1/2" , 2" , 2 1/4" , 2 1/2" , 3" |
| .125 | 3/4" , 1" , 1 1/4" , 1 1/2" , 2" , 3" , 3 1/4" |
| .134 | 1" |
| .250 | 3" |
| .375 | 3 1/2" |
In summary, ASTM B338 Gr2, Gr5, Gr7, and Gr20 titanium seamless pipes provide unmatched durability, strength, and corrosion resistance across a variety of critical and demanding industrial sectors. Their ability to perform under extreme conditions makes them the ultimate choice for industries such as chemical, aerospace, marine, and power generation.
Gr1 titanium pipes find extensive applications across various industries due to their unique properties. In the petrochemical sector, these pipes are utilized in heat exchangers that handle corrosive substances, providing reliable performance even in harsh environments. Their ability to resist pitting, crevice corrosion, and stress corrosion cracking makes them ideal for this application, where equipment reliability is paramount.
In the marine industry, Gr1 titanium pipes are employed in cooling systems and heat exchangers for ships and submarines. Given the constant exposure to seawater, the corrosion resistance of Grade 1 titanium ensures durability and longevity, reducing maintenance needs and operational risks. This application highlights the importance of material selection in enhancing the overall reliability of marine systems.
The aerospace sector also leverages Gr1 titanium pipes in heat exchangers for aircraft engines and other critical systems. The lightweight and high-strength characteristics of Grade 1 titanium contribute significantly to fuel efficiency and overall aircraft performance. As the aerospace industry continues to innovate and strive for better fuel economy, the adoption of Gr1 titanium is expected to grow.