NEWS - Hi-sea
NEWS

02-10

2026

Classification of Marine Fire Door Grades

Document Compliance: SOLAS Convention & Classification Society Specifications Reference: China Classification Society (CCS)Version: 1.0Read More »

01-19

2026

Pressure Test for Marine Valves

The fundamental purpose of pressure testing is to verify the integrity and sealing performance of the valve, ensuring that it will not leak or fail under operating conditions. It mainly includes shell strength testing and sealing performance testing.Read More »