LAIWU FORGING CO., LTD offers free forgings, gear shafts and other designed forgings. Our company is a successful manufacturer and supplier, we devoted ourselves to oil and gas industries, wind energy industries, machinery industries , iron and steel industries and so on for many years. We will provide excellent service and competitive price for you, we are expecting become your long-term partner in China. Our typical customer includes SMS Group, GE, Siemens, Danieli and JIER MACHINE-TOOL GROUP CO.,LTD and other big steel groups.
The lowest part of the wellhead--casing head that is almost always connected to the surface casing string, and provides a means of suspending and packing off the next casing string. Providing attachment to the surface casing string through the type of bottom connection (Slip-on-weld, threaded, Sliploc), the casing head is typically qualified to withstand up to 10,000 psi working pressure. It suspends the casing and packs off the next casing string while providing annular outlets, as well as supporting the BOP while drilling the remaining stages.