A na-eji ọkpọkọ na-ehulata n'ikpere aka, a pụkwara ịgbanye ya, n'ihi ya, a na-akpọ ya welded elbow, nke na-apụtaghị na ọ nwere welded.N'ezie, n'ụzọ megidere nke ahụ, welded ikiaka na-mere nke ogologo ọkpọkọ stamping na ekwe.N'ịtụle nrụgide nhazi ahụ, a na-ejikarị ọkpọkọ na-enweghị ntụpọ.Kama welded ...
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