enweghị nkebi ígwè tube maka mgbochi acid ala
okpomọkụ igirigi ebe corrosion
ND ígwè bụ otu ọhụrụ-style ala alloy structural ígwè. Tụnyere ígwè ndị ọzọ, dị ka obere carbon ígwè, Corten, CR1A, ND ígwè nwere magburu onwe corrosion eguzogide na n'ibu Njirimara. Nsonaazụ na-egosi na na ngwọta mmiri nke vitriol, hydrochloric acid na sodium chloride, nguzogide corrosion nke ND ígwè dị elu karịa carbon ígwè. Ihe kacha pụta ìhè bụ na o nwere ikike siri ike nke mgbochi igirigi ihe mgbochi acid. Site n'ime ụlọ okpomọkụ ruo 500 ℃, n'ibu onwunwe nke ND ígwè dị elu karịa carbon ígwè na otu ebe, na ịgbado ọkụ onwunwe bụ magburu onwe ya. A na-ejikarị ígwè ND na-emepụta economizer, okpomọkụ na ikpo ọkụ ikuku. Site na 1990s, a na-eji ND ígwè eme ihe n'ọtụtụ ebe na ụlọ ọrụ nke petrifaction na ọkụ eletrik.
mmepụta ọkọlọtọ

GB150 《arịa nrụgide》
nkọwapụta na akụkụ

Mpụga dayameta Φ25-Φ89mm, Wall ọkpụrụkpụ 2-10mm, Ogologo 3 ~ 22m