Tensile Strength ยท Bend Test ยท Nick Break ยท Specimen Count
Complete guide to SMYS, UTS, yield strength, stress-strain curves, and API 5L material grades.
Tensile strength determines whether a weld meets the minimum mechanical requirements per API 1104 and ASTM A370. This calculator evaluates tensile test results against specified minimum tensile strength (SMTS) for pipeline materials.
Pipeline tensile testing follows API 1104 for welding qualification, ASTM A370 for mechanical testing methods, and the applicable pipe material specification (e.g., API 5L) for acceptance criteria.
Yield strength is the stress at which permanent deformation begins, while tensile strength (UTS) is the maximum stress before fracture. Pipeline design uses both values, with API 5L specifying minimum requirements for each grade.
Tensile stress equals the applied load divided by the original cross-sectional area of the specimen. This calculator accepts load and specimen dimensions per ASTM A370 to compute stress and compare against acceptance criteria.