A na-eji tube na-ekpo ọkụ na-ekpo ọkụ nke ukwuu maka ikpo ọkụ nke igwe ọkụ ọkụ dị elu, ndị na-akụ akụ, nkụnye eji isi mee, ndị na-ekpo ọkụ, ndị na-ekpo ọkụ, ọkpọkọ maka ụlọ ọrụ petrochemical, wdg.
GNEE STEEL bụ ọkachamara na-ebubata Tube Tube na onye na-ebupụ ya, ejiri ya mee ihe n'ọtụtụ injinia ama ama.
Anyị nwere ike ịnye ọtụtụ ngwaahịa ọkọlọtọ dị ka n'okpuru:
GB/T 3087
GB/T 5310
DIN 17175
EN 10216
ASME SA-106 / SA-106M
ASME SA-192 / SA-192M
ASME SA-209 / SA-209M
ASME SA-210 / SA -210M
ASME SA-213 / SA-213M
ASME SA-335 / SA-335M,
JIS G 3456
JIS G 3461
JIS G 3462 na ụkpụrụ ndị ọzọ metụtara ya.
Oge nzipu: Ọgọst-03-2023