South China steel inventory types(Rebar、hot rolled、cold rolled、thick plate、channel steel 、scrap steel)and price trends.

A ductile iron pipe is made of a kind of cast iron, carbon and silicon alloy, is an iron ore stone blast furnace smelting product. According to the different forms of carbon in pig iron, it can be divided into steel-making pig iron, cast iron and ductile iron and so on.

Non-fingerprint 304 stainless steel plate refers to coating a transparent colorless to light yellow liquid protective layer on the surface of stainless steel. After this transparent nano metal roll coating liquid is dried, it is firmly combined with the stainless steel surface of various textures. At the same time, a transparent and solid protective film is formed. So why is there no fingerprint on the surface of the stainless steel plate? Let me briefly talk about it below:

Weld the flange to the pipe and cool it to ambient temperature before installing the valve onto the flange. Otherwise the high temperatures generated by the weld can affect the performance of the resilient seat.