GB/T 31289-2025
ActivePortland cement used for ocean project
海工硅酸盐水泥
Application Summary AI generated
GB/T 31289-2025 specifies the technical requirements, test methods, and quality control criteria for Portland cement formulated specifically for marine engineering applications. It is applied in the construction of coastal and offshore structures such as ports, seawalls, bridges, and artificial islands, where cement must resist chloride ion penetration and sulfate attack in seawater environments. The standard ensures the durability and long-term performance of concrete exposed to harsh oceanic conditions, guiding both production and procurement in the marine construction industry.
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Transparency note: The application summary and key sentences on this page were automatically generated by AI from the standard's original text. This content has not been human-verified and should not be used for compliance or regulatory purposes. Always refer to the official standard document from the issuing authority.