Na-agbanwe agbanweígwè ọkpọkọihe owuwu nwere ihe owuwu anọ nke ọkpọkọ ígwè na-agbanwe agbanwe, oyi akwa dị n'ime bụ extruded thermoplastic tube, nnyefe mmiri si na akara;n'etiti akwa abụọ nke mkpuchi polyethylene jupụtara na carbon, na-enwe ike iguzogide radieshon ultraviolet nke ike nwa oge, yana ịpụpụ static mpụga.A na-ekpochapụ oyi akwa nke dị n'èzí, maka ịkwado ala nke tube site na mmetụta mpụga.

Nkọwapụta ọkwa nrụgide ọkpọkọ nchara na-agbanwe agbanwe dabara na nhazi ọkwa ANSI, dị ka ọkwa 300 dakọtara 5.15MPa;ọkwa 400 nhata .89MPa;10.3MPa na-agbanwe nchara ọkwa 600 kwekọrọ n'ichepụta ndabere bụ API17J17K na RP17B ala na-agbanwe agbanwe pipepụta nkọwapụta ntakịrị n'ime ngbanwe site na nkọwapụta API, jiri usoro nhazi API17J na ihe, nrụgide, esemokwu na oke mmebi ka edepụtara oke.

Emebere ule dị ka APIRP17B ọnụ dabara adaba iji gboo ihe ndị a chọrọ iji nọgide na-eguzosi ike n'ezi ihe, iji hụ na ihe dị n'ime na mpụga extruded oyi akwa mkpuchi chọrọ, ma nwee ike hụ na a na-ebufe ibu tensile na mkpakọ na nhazi ọkpọkọ.Mgbe agbawachara ihe nrụnye ọnụ ọnụ yana nnwale tensile axial.