Spiral welded pipe (SSAW ọkpọkọ) bụ ụdị spiral onuete nchara ọkpọkọ nke e ji eriri igwe gbazere dị ka akụrụngwa, nke a na-agbado site na akpaaka nwere akụkụ abụọ nwere akụkụ abụọ nke usoro ịgbado ọkụ n'okpuru mmiri wee pụta n'ime ụlọ okpomọkụ.Injinia ọkọnọ mmiri, ụlọ ọrụ petrochemical, ụlọ ọrụ kemịkalụ, e...
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