Isi Rockwell hardness nke larịị carbon steel annealed bụ n'ozuzu 55+-3, na ekweghị ekwe nke oyi-akpọrepu igwe warara nchara n'elu 80. oyi-akpọrepu strip na mpempe akwụkwọ n'ozuzu nwere a ọkpụrụkpụ nke 0.1-3mm na a obosara. nke 100-2000mm; A na-eji eriri ọkụ na-ekpo ọkụ ma ọ bụ efere ígwè mee ha abụọ. .
CRS bụ mbiri nke English cool Rolled steel, ya bụ, oyi akpọrepu ígwè. Ọ na-ezo aka na usoro ntụgharị nke ígwè. Dị ka ọmụmaatụ, q235 nkịtị carbon steel efere nwere ike ịbụ oyi akpọrepu, na 10 # ígwè efere nwekwara ike ịbụ oyi akpọrepu. Ike ya nwere ike ịdị na ọkọlọtọ kwekọrọ dịka ọkwa nchara eji. .
Kedu ọkwa nke mpempe akwụkwọ oyi na-atụ siri ike karịa spcc? .
Mpempe akwụkwọ oyi akpọrela bụ mbiri nke akwụkwọ mpempe akwụkwọ nkịtị carbon structural steel oyi akpọrepu, nke a makwaara dị ka akwụkwọ oyi akpọrepu, nke a na-akpọkarị akwụkwọ oyi, na mgbe ụfọdụ na-ehie ụzọ dị ka mpempe akwụkwọ oyi akpọrepu. A na-eme efere oyi bụ nke nkịtị carbon structural steel na-ekpo ọkụ na-ekpochapụ ígwè warara, bụ nke a na-atụgharị n'ihu oyi na-atụgharị n'ime ígwè nwere ọkpụrụkpụ nke na-erughị 4mm. .
A na-ekewa mpempe akwụkwọ oyi na-atụ n'ime: 1/8 siri ike, 1/4 siri ike, 1/2 siri ike na ọnọdụ siri ike zuru oke. E nwere n'ozuzu abụọ isi nkeji nke hardness uru: HRB (Rockwell) HV (Vickers) dị ka ndị a: Quality iche akara HRB (Rockwell) HV (Vickers) 1/8 hard. .
Pickling efere bụ efere na-ekpo ọkụ na-ekpo ọkụ nke a na-etinye na usoro dị ka dephosphorization (iwepụ nchara, residues, wdg, nke a na-emepụta n'oge a na-ekpo ọkụ) na usoro ndị ọzọ iji kpoo elu iji nweta efere ígwè nwere arụmọrụ dị mma karịa ọkụ. - akpọrepu elu. Enwere ike ịhụ site na usoro mmepụta ya na ike ya na-ekpo ọkụ na-ekpo ọkụ na otu ọkwa. .
Ọ dịghị ihe dị iche na isi ike elu n'etiti oyi na-atụ na galvanized. N'ihi na a na-eji akwa zinc kpuchie elu ahụ galvanized site na micron ole na ole ruo ihe dị ka micron 20 na mkpụrụ. Ihe ndị a na-emepụta na-abụkarị oyi na-atụgharị ma na-ekpo ọkụ. Isi ike na-adabere na ọkwa nke ihe ahụ, akara ule na-adịkwa iche. .
Were DC01, DC03 dịka ọmụmaatụ. DC01 elu oke nke ike mkpụrụ 280 DC03 elu oke nke ike mkpụrụ 240 , dc06+ze, ha na-edekọ akwụkwọ oyi-akpọrepu, ọnụ ọgụgụ na-anọchi anya stamping ọkwa, na ibu ọnụ ọgụgụ bụ.
A na-eji eriri igwe na-ekpo ọkụ na-ekpo ọkụ mee mpempe akwụkwọ oyi dị ka akụrụngwa, a na-atụgharị na ụlọ okpomọkụ n'okpuru okpomọkụ recrystallization, na ike ya dị ihe dịka 150HV. A na-ejikarị ígwè ọrụ na-akpụ ajị anụ, na-esi ike nke HRC55 ~ 58 Celsius, nke nwere ike ibelata ọtụtụ n'ime ha.
