I roto i te umanga hanganga hinu, hau, me te pūngao o te ao, ko te API 5L tētahi o ngā paerewa e tino whakahuatia ana mō ngā paipa maitai. He maha hoki ngā kiritaki e whakataurite ana kiPaipa kore-tuitui ASTM A106ā, ka pātai mai rātou mēnā ka taea te whakamahi tauwhitiwhiti.
Anei ngā pātai e whā e pātai pinepinetia ana mōPaipa APIā, ka whai ake ko tētahi whakarāpopototanga poto mō te āwhina a Royal Steel Group i ngā kiritaki o te ao ki te kimi i ngā otinga paipa maitai pono.
RŌPŪ KĪNGI
Wāhitau
Te rohe ahumahi whanaketanga o Kangsheng,
rohe Wuqing, Tianjin pa, Haina.
Ī-mēra
Ngā Hāora
Mane-Rātapu: Ratonga 24-hāora
Wā tuku: Hanuere-21-2026
