Steel is a non-flammable building material, it has the characteristics of earthquake resistance and bending resistance. In practical applications, steel can not only increase the load capacity of buildings, but also meet the needs of architectural design aesthetic modeling; it also avoids the def... read more
Cementing is divided into three steps: casing running, cement injection, wellhead installation and casing pressure test. Lower the casing Casings are available in different sizes and steel grades. Surface cementing usually uses 20-13 3/8 inch casing, most of which use low-grade "J" grade casi... read more
Cementing, the construction operation of running casing into the well and injecting cement into the annular space between the wellbore and the casing. It is an indispensable and important link in the process of drilling and completion operations, including casing running and cement injection. C... read more
Part of the process of preparing a well for further drilling, production or abandonment, cementing a well is the procedure of developing and pumping cement into place in a wellbore. Used for a number of different reasons, cementing protects and seals the wellbore. Most commonly, cementing is used t... read more
Since the intrinsic flame retardant material does not require further flame retardant treatment, the following content is all for the additive flame retardant material. Flammable materials can generally include thermoplastic resins, thermosetting resins, rubber, paint, fibers (natural fibers and art... read more