eriri GI eriri

eriri GI eriri
Ọkọlọtọ: ASTM A53; BS1387
Nkwakọ ngwaahịa: ngwugwu hexagonal
Koodu mpaghara:: 730630
Mmalite: Tianjin China
ISO kwadoro
Otu njedebe nwere okpu rọba + otu njedebe nwere Njikọta
Agba agba: acha anụnụ anụnụ, ọbara ọbara, odo ma ọ bụ acc maka ihe ị chọrọ.
Test: chemical mejupụtara analysis, Mechanical Njirimara, m, Akụkụ nha, ọkpụrụkpụ nke zinc mkpuchi Test, wdg
Ịkwanye ụlọ nkwakọba ihe ime ụlọ.(nkeji 20-30 maka otu akpa)

Ọ bụrụ na ị nwere ajụjụ ọ bụla metụtara ya, biko nweere onwe gị ịkpọtụrụ m