Chanchai Stainless, the Bangkok, Thailand-based company, is a well-known manufacturer, supplier, and exporter of high-quality stainless steel products. The company prides itself on its quality and reliability and ensures that every product is of the highest performance and durability standards. Of its essential products, Stainless Steel Seamless Tubing is greatly appreciated for its superior strength and corrosion resistance. As opposed to welded alternatives, seamless tubing has greater integrity due to the fact that it contains no joints or welds and thus is the best option for high-pressure and critical use. This high reliability places Chanchai Stainless at the top as a go-to name in international industries.
Stainless Steel Seamless Tubing consists mainly of iron, chromium, and nickel, with molybdenum added to certain grades for additional corrosion resistance. The inclusion of chromium guarantees oxidation protection, and nickel provides strength and structural stability. Molybdenum increases resistance to pitting and stress corrosion cracking, particularly in aggressive environments. Mechanically, seamless tubing exhibits high tensile strength, yield strength, and endurance at extreme temperatures and pressures. Its consistent grain structure and absence of weld seams enhance reliability, whereas its smooth surface finish improves fluid flow, minimizes friction, and maintains long-term operational effectiveness over demanding applications.
| Range : | 6NB to 1200NB |
| Outer Diameter : | 1/8″ NPS to 12″ NPS |
| Thickness : | 0.6 mm to 12.7 mm |
| Schedules : | SCH. 5, 10, 20, 30, 40, 60, 80, 100, 120, 140, 160, XXS. |
| Length : | Single Random, Double Random & Cut Length |
| Specifications : | ASTM A312 / ASTM SA312 |
| Types : | Round, Square, Rectangle, Hydraulic, Honed Tubes |
| End : | Plain End, Beveled End |
| Grade | UNS # | Content % by weight | |||||||
| Carbon | Manganese | Phosphorus | Sulfur | Silicon | Chromium | Nickel | Molybdenum | ||
| TP304 | S30400 | 0.08 | 2.00 | 0.045 | 0.030 | 1.00 | 18 – 20 | 8 – 11 | x |
| TP304L | S30403 | 0.035 | 2.00 | 0.045 | 0.030 | 1.00 | 18 – 20 | 8 – 13 | x |
| TP316 | S31600 | 0.08 | 2.00 | 0.045 | 0.030 | 1.00 | 16 – 18 | 10 – 14 | 2 – 3 |
| TP316L | S31603 | 0.035 | 2.00 | 0.045 | 0.030 | 1.00 | 16 – 18 | 10 – 14 | 2 – 3 |
| Steel Grade | N/mm 2 MIN. Tensile Stress | N/mm 2 MIN. Proof Stress | % MIN. Elongation | HRB MAX. Hardness |
| SUS304 | 520 | 205 | 40 | 90 |
| SUS304L | 480 | 175 | 40 | 90 |
| SUS310S | 520 | 205 | 40 | 90 |
| SUS316L | 480 | 175 | 40 | 90 |
| SUS321 | 520 | 205 | 40 | 90 |
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Stainless steel seamless tubing is a high-strength, uniform tube without welds, offering excellent corrosion resistance and durability. It’s used in demanding applications across aerospace, automotive, medical, and industrial sectors.
SS hydraulic seamless tubing is a high-strength, corrosion-resistant tube used in hydraulic systems. Its seamless construction ensures uniformity and reliability under high pressure, making it ideal for demanding hydraulic applications.
Stainless steel API seamless pipes are high-strength, corrosion-resistant tubes manufactured to API standards, used for oil and gas transportation and drilling applications, offering durability and reliability in harsh conditions.
SS chrome-molybdenum seamless tubing is a high-strength, alloyed steel tube that offers excellent resistance to high temperatures and pressure. It’s used in demanding applications like power generation and oil and gas industries.
Stainless steel high-temperature seamless tubing is designed to withstand extreme heat while maintaining strength and corrosion resistance. It’s used in applications like furnaces and heat exchangers where high-temperature performance is crucial.
Stainless steel galvanized seamless tubing is coated with zinc for added corrosion resistance, combining the durability of stainless steel with enhanced protection against rust and environmental damage for various applications.
All stainless steel seamless tubings are well packed. Materials used must be of high quality for damage or corrosion prevention while in transit. Timely delivery is the essence of customer satisfaction and it is achieved by using efficient transportation modes. In this transparency, all necessary product documentation will be provided to the clients at the time of delivery, ensuring that their service experience will be both smooth and reliable.
Stainless Steel Seamless Tubing is extensively used in industries with high performance and accuracy requirements. In the petroleum and gas and petrochemical industries, it is applied in pipelines, refineries, and reactors where dependability under pressure is essential. Automotive and aerospace industries make use of seamless tubing in fuel lines, hydraulic systems, and essential engine parts because of its strength and long-term durability. It is also applied in the medical industry to surgical instruments and implants due to its sterile and biocompatibility aspects. Seamless tubing is also applied in HVAC, power plants, construction, and building projects for both structural and aesthetic applications.
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