Ihe gbasara S235JR

S235JR bụ ọkọlọtọ European ọkọlọtọ na-abụghị alloy structural steel, dakọtara na mba ọkọlọtọ Q235B, nke bụ carbon structural ígwè nwere obere carbon ọdịnaya.A na-eji ya maka ịgbado ọkụ, bolting na riveting owuwu.

Carbon structural ígwè bụ ụdị carbon ígwè.Ọdịnaya carbon bụ ihe dịka 0.05% ~ 0.70%, ụfọdụ nwere ike ịdị elu dịka 0.90%.Enwere ike kewaa ya n'ime ígwè arụrụ arụ carbon nkịtị yana nchara arụrụ arụ carbon dị elu.A na-eji ya n'ụzọ ụgbọ oloko, akwa mmiri, ọrụ ihe owuwu dị iche iche, na-emepụta ihe dị iche iche nke ígwè na-ebu ibu static, akụkụ ndị na-adịghị mkpa na ihe ndị na-emepụta ihe na-adịghị mkpa ọgwụgwọ okpomọkụ.

Ọkwa nke S235JR ígwè efere na-egosi

“S”: ọkọlọtọ ọkọlọtọ Europe nkịtị carbon structural steel;

“235″: ike mkpụrụ bụ 235, otu: MPa;

"JR": mmetụta na okpomọkụ nkịtị

3. S235JR ígwè efere Executive ọkọlọtọ: EN10025 ọkọlọtọ

4. Ọnọdụ nnyefe nke S235JR ígwè efere: na-ekpo ọkụ na-agbagharị agbagharị, nchịkwa a na-achịkwa, normalizing, wdg. A pụkwara ịkọwa ọkwa nnyefe dị ka teknụzụ chọrọ.

5. S235JR ígwè efere ọkpụrụkpụ direction arụmọrụ chọrọ: Z15, Z25, Z35.

Nyocha ihe mejupụtara kemịkalụ nke S235JR ígwè efere

Ngwakọta kemịkalụ S235JR:

S235JR ígwè efere carbon ọdịnaya C: ≤ 0.17

S235JR ígwè efere silicon ọdịnaya Si: ≤ 0.35

S235JR ígwè efere manganese ọdịnaya Mn: ≤ 0.65

Ọdịnaya phosphorus nke S235JR ígwè efere P: ≤ 0.030

S235JR ígwè efere sọlfọ ọdịnaya S: ≤ 0.030

3, Mechanical Njirimara nke S235JR ígwè efere

Ọkpụrụkpụ 8-420mm:

Ike mpụta MPa: ≥ 225

Mpa nkwụsi ike: 360 ~ 510

Mgbatị%: ≥ 18

4, S235JR ígwè efere mmepụta usoro:

Usoro mmepụta mmepụta: ọkụ ọkụ eletrik na-agbaze → LF/VD ọkụ ọkụ kacha mkpa → nkedo → ingot ihicha → ingot kpo oku → efere efere → imecha → ịcha ihe nlele → nyocha ọrụ → nkwakọba ihe

5, S235JR ígwè efere size iwebata ọkpụrụkpụ

8-50mm * 1600-2200mm * 6000-10000mm

50-100mm*1600-2200mm*6000-12000mm

100-200mm*2000-3000mm*10000-14000mm

200-350mm*2200-4020mm*10000-18800mm

Nhazi nke elu
Elu nkịtị (FA)
The pickled elu na-ekwe ka nwere nta na mpaghara ntụpọ dị ka olulu, dents, scratches, wdg onye omimi (ma ọ bụ elu) adịghị gafere ọkara nke ọkpụrụkpụ ndidi nke ígwè efere, ma kacha nta allowable ọkpụrụkpụ nke ígwè efere na. a ga-ekwe nkwa eriri ígwè.
elu elu (FB)
A na-ekwe ka elu pickling nwee ntụpọ mpaghara nke na-adịghị emetụta nhazi ahụ, dị ka ntakịrị ncha, ntanye ntanye, obere olulu, ntakiri akara na agba dị iche.

Ojiji ihe eji eme ihe
A na-ejikarị ya eme ihe maka iwu ụlọ, akwa mmiri, ụgbọ mmiri, akụkụ nhazi ụgbọ ala, mmepụta ngwá ọrụ dị iche iche, ngwá ọrụ ịkpụ, ịkpụzi na ngwaọrụ nha.