Njikọ Groove bụ ụzọ ọhụrụ nke njikọ ọkpọkọ ígwè, nke a na-akpọkwa njikọ mkpọ, nke nwere ọtụtụ uru.Nhazi usoro sprinkler akpaaka akwadoro usoro njikọ pipeline kwesịrị iji akwa akwa ma ọ bụ eri, flanges;Dayameta ọkpọkọ sistemu hà ma ọ bụ karịa 100mm kwesịrị kewaa flange ma ọ bụ njikọ uzo.

Ngwakọta agbakwunyere gụnyere ụdị ngwaahịa abụọ:①na njikọ ọkpọkọ oyiyi akwa mechie isiike nkwonkwo, mgbanwe njikọ, n'ibu tee na groove flange;②mgbanwe site na ọrụ nke ejikọta ọkpọkọ ọkpọkọ nku aka, tee, Nkume, reducers, kpuru ìsì.The ejikọta akara groove ejikọta ọkpọkọ nwere atọ isi ihe: roba akara mgbanaka, mwekota na mkpọchi bolts.Dị n'èzí n'ime roba akara na-etinye na njikọ ọkpọkọ, na a uzo merenkerola na-adaba n'ihu, wee yie mkpọ mgbanaka rọba dị n'èzí, enwere ike iji skru abụọ kechie ya.N'ihi na ya roba akara na akara mwekota iji pụrụ iche structural imewe nwere ike ime ka uzo njikọ nwere ezigbo akara, na na mmiri mgbali n'ime tube mụbara, a kwekọrọ ekwekọ na-abawanye ya tightness.

Ihe njikọ pipe trench:

1) ịkpụ ọkpọkọ: ịcha ọkpọkọ na-eji ụzọ n'ibu, ọkpọkọ ịkpụ ọkpọ kwesịrị ịdị na-adaba na etiti axis nke ọkpọkọ, ebe a na-egbutu kwesịrị ịdị nro, na-enweghị mgbawa, ntụmadị, necking, slag, oxides, na-egbu maramara.

2) Mgbe ọkpọkọ ọgwụgwụ kwesịrị akụkụ nke ọkpọkọ trenchi nhazi larịị gburugburu bụ gburugburu na nke edo ọkpụrụkpụ, elu unyi, agba, nchara, wdg kwesịrị ewepụ.