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Brydon Pipes and Tubes is a trusted leader in manufacturing and distributing ST 35/ST 35.8 tubing, renowned for its quality and reliability in various industrial applications. Our ST 35 and ST 35.8 tubes, crafted from premium carbon steel, meet stringent industry standards, making them ideal for low to medium pressure applications such as hydraulic, boiler, and mechanical systems. With a commitment to precision engineering and customer satisfaction, Brydon Pipes and Tubes ensures that each product delivers exceptional durability, machinability, and weldability. Choose Brydon for top-quality ST 35/ST 35.8 tubing tailored to meet your specific needs.
ST 35/ST 35.8 tubing is composed primarily of carbon steel with a carbon content around 0.17%, ideal for low to medium pressure applications. It offers a tensile strength of approximately 480 MPa and yield strength around 235 MPa, providing excellent durability and toughness. The tubing’s machinability and weldability make it versatile for hydraulic, boiler, and mechanical systems. Advantages include high performance under pressure, resistance to stress and wear, and ease of fabrication, making it a reliable choice for efficient, long-lasting applications.
Standard | Grade | C | Si | Mn | P max | S max |
DIN2391 | St35 | ≤0.17 | ≤0.35 | ≥0.4 | 0.025 | 0.025 |
Cold drawn(Mandatory) | Cold drawn(Soft) | Cold Drawn and Stress Release | Anneal | Normalizing | ||||||||
BK1) | BKW1) | (BKS) | (GBK)1) | (NBK)1) | ||||||||
Grade | Tensile | Elongation | Tensile | Elongation | Tensile | Yield point | Elongation | Tensile | Elongation | Tensile | Yield point | Elongation |
N/mm2 | % | N/mm2 | % | N/mm2 | N/mm2 | % | N/mm2 | % | N/mm2 | N/mm2 | % | |
St35 | 480 | 6 | 420 | 10 | 420 | 315 | 14 | 315 | 35 | 340~470 | 235 | 25 |