Hikelok nwere ọtụtụ ngwaahịa dị iche iche, gụnyere valvụ ngwá ọrụ na ihe ndozi, ngwaahịa nrụgide dị elu, ngwaahịa dị ọcha dị oke elu, valves nhazi, ngwaahịa na-ekpo ọkụ, usoro nlele, usoro ntinye nke mbụ, unit pressurization na ngwa ngwa ngwa.
Hikelok ngwá ọrụ ogologo ogwe aka butt-weld dabara usoro mkpuchi URWU, UWE, UWT, URWT, UWC, UWR. Ogo nha sitere na 1/4 ruo 1 inch na 6 ruo 18mm.
