P235TR1 bụ ọkpọkọ ọkpọkọ nke ihe mejupụtara kemịkalụ ya na-agbaso ụkpụrụ EN 10216-1.chemical osisi, arịa, pipework ewu na maka nkịtịebumnuche injinia.

Dị ka ọkọlọtọ si kwuo, ihe mejupụtara kemịkalụ nke P235TR1 gụnyere carbon (C) ọdịnaya ruo 0.16%, ọdịnaya silicon (Si) ruo 0.35%, ọdịnaya manganese (Mn) n'etiti 0.30-1.20%, phosphorus (P) na sọlfọ (S). ). ) ọdịnaya kacha 0.025% n'otu n'otu. Na mgbakwunye, dị ka ọkọlọtọ chọrọ, ihe mejupụtara P235TR1 nwekwara ike ịnwe ọnụọgụ nke ihe ndị dị ka chromium (Cr), ọla kọpa (Cu), nickel (Ni) na niobium (Nb). Njikwa nke ihe ndị a na-emepụta kemịkalụ nwere ike hụ na ọkpọkọ ígwè P235TR1 nwere ihe eji arụ ọrụ kwesịrị ekwesị na nguzogide corrosion, na-eme ka ha dị mma maka ojiji na ụfọdụ ngwa mmepụta ihe.

Site n'echiche ihe mejupụtara kemịkalụ, obere carbon P235TR1 na-enyere aka melite weldability na nhazi ya, yana ọdịnaya silicon na manganese na-enyere aka melite ike ya na nguzogide corrosion. Tụkwasị na nke ahụ, ọ dị mkpa ka a na-achịkwa ọdịnaya nke phosphorus na sulfur na ọkwa dị ala iji hụ na ịdị ọcha na nhazi ihe. Ọnụnọ nke ihe ndị dị ka chromium, ọla kọpa, nickel na niobium nwere ike inwe mmetụta na ụfọdụ ihe onwunwe nke ọkpọkọ ígwè, dị ka nkwụsị ọkụ ma ọ bụ nkwụsị nke corrosion.

Na mgbakwunye na ihe mejupụtara kemịkalụ, usoro nrụpụta, usoro ọgwụgwọ okpomọkụ na ihe ngosi arụmọrụ anụ ahụ ndị ọzọ nke ọkpọkọ ígwè P235TR1 bụkwa ihe dị mkpa na-emetụta arụmọrụ ikpeazụ ya. N'ozuzu, ihe mejupụtara kemịkalụ nke P235TR1 ọkpọkọ ígwè bụ otu n'ime ihe ndị bụ isi iji hụ na ọ na-emezu ihe achọrọ nke ụkpụrụ ndị dị mkpa ma nwee ike izute ebumnuche injinia.