Usoro nrụpụta ngwaahịa
Tube oghere
Nyocha (nchọpụta spectral, nyocha elu na nyocha akụkụ)
Ịkwọ osisi
Perforation
Nyocha okpomọkụ
pickling
Nnyocha egweri
mmanu mmanu
Ihe osise oyi
mmanu mmanu
Ihe osise oyi (mgbakwunye nke usoro cycled dị ka ọgwụgwọ okpomọkụ, pickling na eserese oyi kwesịrị ịdabere na nkọwa ndị akọwapụtara)
Normalization
Nnwale arụmọrụ (ihe eji arụ ọrụ, ihe mmetụta, ike siri ike, ire ụtọ, ire ọkụ, na flanging)
Na-agbanwe agbanwe
Ịcha tube
Nnwale na-adịghị emebi emebi (mgbapụta ọkụ ugbu a, ultrasonic, na magnetik flux)
Nnwale Hydrostatic
Nyocha ngwaahịa
Nkwakọ ngwaahịa
Ụlọ nkwakọba ihe
Uru nke Pipe Steel enweghị nkebi
Ìhè arọ
Ọkpụkpụ nchara na-enweghị ntụpọ dị arọ, ịdị arọ ya bụ naanị 1/5 nke nchara nchara.
Nguzogide corrosion
Igwe anaghị agba nchara na-eguzogide corrosion nke acid, alkali, nnu na gburugburu ikuku, okpomọkụ dị elu, mmetụta dị mma na-eguzogide na ike ọgwụgwụ.
Ike ọdụdọ
Ike nkwụsị nke ọkpọkọ nchara na-enweghị ihe karịrị 8-10 ugboro nke ígwè nkịtị, na modul nke elasticity dị mma karịa nke ígwè.
Ngosipụta zuru ezu
Na-egbuke egbuke ma dị ọcha n'ime na n'èzí
N'elu ga-apụta mgbe ihichachara na-egbuke egbuke na larịị
Ọkpụrụkpụ mgbidi n'ụdị
Bee dị ka ihe ndị ahịa chọrọ, na ngalaba ahụ dị mma
Nkwado nhazi
Nkwado nhazi nke otutu nkọwa na ihe
Ngwaahịa
Ọkọlọtọ China
American Standard
Ụkpụrụ European
German Standard
Ọkọlọtọ China
American Standard
Ụkpụrụ European
German Standard