API 5L GR.Bọkpọkọ nchara na-enweghị nkebi bụ ihe bụ isi ihe a na-ejikarị na mmanụ na gas pipeline usoro. Ọ nwere ihe ndị na-arụ ọrụ nke ọma, nguzogide corrosion na ntụkwasị obi, n'ihi ya, ọtụtụ ndị ọrụ kwadoro ya.
N'okpuru ebe a, anyị ga-ewebata e ji mara, ngwa ebe na mmepụta usoro nkeAPI 5L GR.Benweghị nkebi ígwè anwụrụ n'ụzọ zuru ezu. Nkọwa ngwaahịa: dayameta mpụta 21.3mm ~ 762mm, mgbidi mgbidi 2.0 ~ 140mm Production usoro: ọkụ mpịakọta, oyi ịbịaru, na-ekpo ọkụ mgbasa, ọnọdụ nnyefe: na-ekpo ọkụ rolling, okpomọkụ ọgwụgwọ.
Atụmatụ nkeAPI 5L GR.BIgwe anaghị agba nchara 1. Ike dị elu: API 5L GR.B igwe anaghị agba nchara bụ nke dị elu nke carbon structural steel, nke nwere nnukwu mkpụrụ ike na ike nkwụsị, ma nwee ike iguzogide nrụgide na ibu dị ukwuu. 2. Plasticity dị mma: ọkpọkọ ígwè nwere ezigbo plasticity na ụlọ okpomọkụ, a pụkwara ịhazi ya ngwa ngwa site n'ihulata, ịgbado ọkụ na ọrụ nhazi ndị ọzọ. 3. Nguzogide corrosion: API 5L GR.B igwe anaghị agba nchara na-enweta ọgwụgwọ pụrụ iche nke mgbochi corrosion, nwere ezigbo nguzogide corrosion, ma nwee ike iguzogide mmebi nke mgbasa ozi corrosive dị iche iche. 4. Elu ntụkwasị obi: Igwe nchara nchara na-enweta njikwa mma siri ike n'oge a na-emepụta ihe iji hụ na ọkpọkọ ígwè ọ bụla na-emezu ụkpụrụ achọrọ ma nwee ntụkwasị obi dị ukwuu.
Ebe ngwa API 5L GR.B igwe anaghị agba ncharaAPI 5L GR.BA na-eji ọkpọkọ nchara na-enweghị nkebi eme ihe n'ọtụtụ ebe na sistemụ ọkpọkọ mmanụ na gas. N'oge nchọpụta mmanụ, Ngwuputa, nhazi na njem njem, ọkpọkọ ígwè nwere ike iguzogide ebe ndị siri ike dị ka okpomọkụ dị elu, nrụgide dị elu na corrosion iji hụ na njem mmanụ na gas dị mma ma kwụsie ike. Na mgbakwunye, a na-ejikwa ya n'ọtụtụ ebe na usoro ụgbọ njem mmiri na kemịkalụ, ike eletrik, nchekwa mmiri na ụlọ ọrụ ndị ọzọ.