Author name: zhejianghuahai

The predecessor of Huahai Seals can be traced back to Wenzhou Ouhai Donghai Asbestos Gasket Factory founded in 1992. The […]

In the production process of tea drinks, flange connections of core equipment such as material conveying pipelines, sterilization equipment, and

In the modern factory building of Yongxing Industrial Zone in Longwan, Wenzhou, the production line of Wenzhou Huahai Seal Technology

In the modern factory building of Yongxing Industrial Zone in Longwan, Wenzhou, the production workshop of Wenzhou Huahai Seal Technology

Sealing rings for metal pipeline flange connections are core sealing accessories extensively applied in oil and gas drilling projects, industrial

Proper pre-installation preparation is the most critical step to eliminate field leakage for RTJ gasket connections. Even tiny defects or

RTJ (Ring Type Joint) gaskets are vital high-pressure sealing parts for oil, gas and petrochemical plants. Rigorous incoming inspection is

The oil and gas sector is the most dominant end market for RTJ (Ring Type Joint) gaskets. Featuring outstanding high-pressure

RTJ ring joint gaskets are precision sealing components widely used for high-pressure working conditions in the oil and gas, chemical,

Inconel 625 – Up to 1000°C, excellent oxidation and corrosion resistance, suitable for H₂S (hydrogen sulfide) / CO₂ environments. Ideal