Zhengzhou Huitong Pipeline akụrụngwa Co., LTD.
Ngwakọta B3 ogologo Weld olu flanges site na nkọwapụta nwere opekata mpe pasent 10 chromium.
Asme SB564 Hastrely B3 ngwaahịa ngwaahịa. Emepụtara ngwaahịa anyị n'okpuru nlekọta nke ndị ọkachamara, ndị na-ebute akara mma na ọkwa ọ bụla. Ndị ahịa anyị na-ahọrọ ngwa ndị a n'ihi njirimara ha pụrụ iche gụnyere ịdabere na ntụkwasị obi, ịdịte aka, ọnụahịa dị mfe, arụmọrụ, nnyefe na ọnụahịa nke ngwaahịa anyị. Hastellow B3 flantes nwere kemịkal pụrụ iche iji nweta ọkwa ikuku nke ukwuu na nke ndị bu ya ụzọ. Haasselloy bụ Super alloy nke e mere iji mepụta flanges dị elu. Hastellow B2 franges bụ ihe ngwọta sikwuru Nickel na Molybdem Alloy na-egosi nguzogide na-ebelata na gburugburu corrosive na gburugburu ọgba aghara.