Home > Carbon Steel > ST 35/ST 35.8 Tubing
We are delighted to introduce Wissa Pipes, a cornerstone of Kinshasa’s industrial landscape and a trusted name for quality tubing. As a leading manufacturer and supplier right here in Congo, we are proud to produce the ST 35.8 tubing, a product engineered to meet the rigorous demands of our nation’s development. Our commitment is to provide robust and reliable solutions that support the backbone of countless projects, from vital infrastructure to everyday industrial applications, all backed by our local expertise and dedication to excellence.
Crafted for strength and durability, the ST 35.8 tubing from Wissa Pipes is made from a high-quality carbon steel. Its composition ensures a reliable balance of toughness and workability, making it suitable for various fabrication needs. Mechanically, this tubing offers a minimum yield strength of 355 MPa, providing excellent resistance to pressure and structural stress. This combination of material integrity and proven mechanical performance makes it a dependable choice for engineers and builders who need a product they can count on.
| 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 |