Float collar & shoe Standard: API Spec 5CT Specification: 5”~20”
Liner Hanger Standard: API Spec 7 & SY/T 5083-2005 Specification:SYX-A95/8"×7"(51/2");DYX-A95/8"×7"(51/2");DYX-A7"×5"(41/2") & etc.
Cementing Head Standard:API Spec 7& SY/T 5394-2004 Specification:Drill Pipe Cement Head(ZT);Single-plug Cement Head(DT);Double-plug Cement Head(ST)
Cementing Plug Standard:API Spec 7& SY/T 5394-2004