Per DVGW W534 stipulates, the press fittings shall be with design of function to be leaked before fittings pressed, called leak detection, Our CB zinc plated carbon steel press fittings are all with LD function, see the tests undergoing on our CNAS approveld lab.

Moreover, our carbon steel press fittings are treated by special passivation after zinc-plating, which makes our fittings are easliy withstand of Neutral salt spray test of more than 96 hours, comparing with normal plating ones usually less than 48hours, somes even less than 24 hours.

Our innovation and critical attitude on the production technology enables us to be confidently assure our customers stable and excellent quality and supply.

We regard our customers a strategic partner relationship rather than a buyer.

www.cbpipe.cn
warrior.wang@cbpipe.com

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