Q355, P235GH, 210A1, T1, T11, T12 Round Bar Steel

A na-eji ígwè okirikiri eme ihe n'ọtụtụ ebe n'ihe owuwu, igwe, ikuku ikuku, nrụpụta ụgbọ ala na mpaghara ndị ọzọ.N'ebe a na-ewu ihe owuwu, a na-ejikarị ígwè gburugburu na-eme ka ihe owuwu ụlọ, akwa mmiri, ọwara, wdg;n'ebe a na-emepụta ihe, a na-ejikarị ígwè gburugburu na-eme ka bearings, gears, couplings, etc.;n'ọhịa aerospace, a na-ejikarị ígwè gburugburu na-eme ka akụkụ dị elu dị ike dị ka ogwe ụgbọ elu ụgbọ elu.

Enwere ike kewaa nchara carbon n'ime obere carbon steel, ọkara carbon steel dị ka ihe mejupụtara kemịkalụ ya (ya bụ, ọkara carbon steel na nnukwu carbon ígwè).
(1), ígwè nwere obere carbon
A makwaara dị ka nchara dị nro, ọdịnaya carbon sitere na 0.10% ruo 0.30% obere carbon steel dị mfe ịnakwere nhazi dị iche iche dị ka ịgbado, ịgbado ọkụ na ịcha, nke a na-ejikarị na-emepụta ụdọ, rivets, bolts, shafts, wdg.

(2), ọkara carbon ígwè
Carbon ígwè nwere 0.25% ~ 0.60% carbon ọdịnaya.Enwere ígwè dị jụụ, ọkara dị jụụ, ígwè na-esi ísì na ngwaahịa ndị ọzọ.Na mgbakwunye na carbon, ọ nwekwara ike ịnwe obere manganese (0.70% ~ 1.20%).Dị ka ngwaahịa àgwà, ọ na-ekewa n'ime nkịtị carbon Ọdịdị ígwè na elu-edu carbon Ọdịdị ígwè.Nhazi okpomọkụ dị mma na ịcha arụmọrụ, arụmọrụ ịgbado ọkụ na-adịghị mma.Ike na ike siri ike dị elu karịa obere carbon ígwè, ebe plasticity na ike dị ala karịa obere carbon ígwè.Enweghị ọgwụgwọ okpomọkụ, a na-eji ihe na-ekpo ọkụ na-ekpo ọkụ ozugbo, ihe na-adọta oyi, nwekwara ike iji ya mee ihe mgbe ọgwụgwọ okpomọkụ gasịrị.Carbon ígwè emenyụ na iwe ọkụ nwere ezigbo ihe eji arụ ọrụ zuru oke.Oke isi ike nke enwere ike nweta bụ ihe dịka HRC 55 (HB 538), na σ b bụ 600 ~ 1100MPa.Ya mere, na ojiji dị iche iche nke ọkara ike larịị, carbon ígwè ka a na-ejikarị eme ihe, na mgbakwunye na dị ka ihe ụlọ, ma a buru ibu nke na-eji na-emepụta a dịgasị iche iche nke n'ibu akụkụ.

(3) Igwe carbon dị elu
A na-akpọkarị ígwè ígwè ọrụ, ihe ndị dị na carbon sitere na 0.60% ruo 1.70%, nke nwere ike ime ka obi sie ike na iwe ọkụ.Hama na crowbar bụ ígwè nwere 0.75% carbon ọdịnaya;A na-eji ígwè na-egbutu ihe ndị dị ka drills, waya tapping na reamers site na ígwè nwere 0.90% ruo 1.00% carbon ọdịnaya.

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