Sachiya Steel International Is One Of The Leading Exporter And Supplier Of ST37 Pipe In India, ST 37 steel is a kind of low carbon steel with carbon content of less than 0.17%, Silicon less than 0.35, Manganese more than 0.35, P and S each maximum up to 0.0. 4. DIN 2391 ST37 Pipe is also widely applied everyday uses and structural applications where high strength is not so important. DIN 2391 ST37 Steel Pipe is made up of carbon, nitrogen, phosphorus and sulfur. The material is strong and corrosion resistant and strong. Sachiya Steel International is a leading supplier of the DIN 2391 ST37 pipes in different standards, dimensions and shapes. The minimum yield strength of the pipes is 235MPa and the minimum tensile strength is 470MPa. The Carbon Steel DIN 2391 ST 37 Pipes can be processed as hot rolled, cold rolled, cutting, grinding, machining and forming operations.