Read:
Our company has been certified by ISO 9001:2008 and SGS standard. We hold API6A/17D licenses and Manufacture License of Special Equipment.Huahai Sealing provides superior products and best service to the customers by bringing in advanced Mazak CNC machines, sawing machines, spectrograph, desktop hardness, laser marking machine, coating thickness gauge and other equipments. We specializes in ring joint gasket, including ring gasket in R, RX, BX, IX types, lens gasket, weld ring gasket and bonnet gasket(according to client's drawing). The metal gasket designed for use in high pressure, high temperature application necessitated the need for a high integrity seal. Our products are widely used in flat gate valve, Christmas tree, pipeline fittings, flange, high pressure vessel, oil &gas industry, wellhead assembly, petrochemical industry and the like. We can offer more than 30 kinds of materials, such as 321SS, 347SS, 316SS, 304SS, Inconel 625, Monel 400, INCOLY 825, Nickel 200, Duplex F44, soft iron, low carbon steel and so on. We could produce the maximum outside diameter is 2500mm. We have over 10 years experience in export business. Our products are sold to Southeast Asia, Middle East, Europe and America and well appreciated by our clients. With the sustained tenet of “quality first, service foremost”, we would like to work together with our customers for a better future.【View More】
2022-08-18
Nowadays, Wenzhou Huahai Sealing Co., Ltd. settles into Display Platform of PRC Media, it’s English Version is successfully launched, which fully shows the prod...
View >2022-05-04
In 20 years, General Manager Zhang Yong made an unknown small business into the industry leader today.Wenzhou huahai sealing co., LTD., founded in 1992, its pre...
View >2021-03-31
1. The sealing surfaces of metal gaskets and flanges should be cleaned, and there should be no scratches, spots or other defects affecting the sealing performan...
View >2021-03-31
Metal ring gaskets are divided into two types: octagonal ring pad and elliptical pad. The metal ring gaskets are divided into two types: octagonal and elliptica...
View >2021-03-31
There are elliptical sealing surface, octagon sealing surface is inclined, the two are different. The octagonal ring pad is matched with the flange gro...
View >2018-11-06
Ingredients used in the production of food, construction materials, chemical raw materials and fertilizers are becoming more and more complex. System engineers,...
View >Huahai Sealing Co., Ltd. settled into Display Platform of PRC Valve Media
What should we pay attention to when installing metal gaskets?
Add:Building 14, No.28 Binhai 2nd Road, Yongxing Street, Longwan District,Wenzhou City 325024,Zhejiang Province,China
Tel: +86-0577-8598 8686 8692 7988
+86-0577-8691 7687 8598 8585