Dubi zanen karfe mai sanyi

Cold rolled sheet sabon nau'in samfur ne wanda aka ƙara matse sanyi kuma ana sarrafa shi ta hanyar birgima mai zafi. Domin an yi ta jujjuyawar sanyi da yawa, ingancin saman sa ya fi kyau birgima. Bayan maganin zafi, kayan aikin injinsa kuma an inganta su sosai.

Dangane da buƙatu daban-daban na kowane masana'antar samarwa, farantin sanyi galibi ana rarraba zuwa matakai da yawa. Ana isar da zanen gado mai sanyi a cikin coils ko zanen gado, kuma yawanci ana bayyana kauri a cikin millimeters. Dangane da faɗin, ana samun su gabaɗaya a cikin 1000 mm da 1250 mm masu girma dabam, yayin da tsayin su yawanci 2000 mm da 2500 mm. Wadannan sanyi birgima zanen gado ba kawai da kyau kwarai kafa Properties da kyau surface quality, amma kuma Excel a cikin lalata juriya, gajiya juriya da aesthetics. A sakamakon haka, ana amfani da su sosai a cikin motoci, gini, kayan aikin gida, kayan aikin masana'antu da sauran fannoni.

Maki na kowa sanyi birgima takardar

Makin da aka saba amfani da su sune:

Q195, Q215, Q235, 08AL, SPCC, SPCD, SPCE, SPCEN, ST12, ST13, ST14, ST15, ST16, DC01, DC03, DC04, DC05, DC06 da sauransu;

ST12: Nuna matsayin mafi na kowa karfe sa, tare da Q195, SPCC, DC01 sa abu ne m guda;

ST13/14: Nuna don stamping sa karfe lambar, da kuma 08AL, SPCD, DC03/04 sa abu ne m guda;

ST15 / 16: Nuna azaman lambar ƙarfe ta stamping, da 08AL, SPCE, SPCEN, DC05/06 kayan sa na asali iri ɗaya ne.

Japan JIS daidaitaccen ma'anar abu

Menene SPCCT da SCD suka tsaya a kai?

SPCCT na nufin sanyi birgima carbon karfe takardar da tsiri tare da tabbacin tensile ƙarfi a karkashin ma'auni na Japan JIS, yayin da SPCD na nufin sanyi birgima carbon karfe takardar da tsiri don stamping karkashin Japan JIS ma'auni, da takwaransa na kasar Sin ne 08AL (13237) high quality carbon structural structural. karfe.

Bugu da kari, game da tempering code na sanyi birgima carbon karfe takardar da tsiri, da annealed yanayin ne A, misali tempering ne S, 1/8 taurin ne 8, 1/4 taurin ne 4, 1/2 taurin ne 2, kuma cikakken. Taurin shine 1. Surface gama code shine D don ƙare mara kyau, kuma B don ƙare mai haske, misali, SPCC-SD yana nuna sanyi birgima na carbon karfe takardar don amfanin gabaɗaya tare da daidaitaccen zafin jiki da ƙarancin haske; SPCCT-SB yana nuna daidaitaccen zafin jiki, mai haske gama sanyi birgima na carbon karfe takardar; da SPCCT-SB yana nuna daidaitaccen zafin jiki, mai haske gama sanyi birgima carbon karfe takardar don amfanin gaba ɗaya tare da daidaitaccen zafin jiki da ƙare mara kyalli. Standard tempering, haske aiki, sanyi birgima carbon takardar da ake bukata don tabbatar da inji Properties; An bayyana SPCC-1D a matsayin mai wuya, gamawar da ba mai sheki ba mai birgima sanyi mai birgima carbon karfe takardar.

Mechanical tsarin karfe sa da aka bayyana kamar haka: S + carbon abun ciki + harafi code (C, CK), wanda carbon abun ciki tare da matsakaici darajar * 100, harafin C na nufin carbon, harafin K na nufin carburized karfe.

Ma'anar ma'anar ma'auni na China GB

Ainihin kasu kashi: Q195, Q215, Q235, Q255, Q275, da dai sauransu Q yana nuna cewa ma'aunin ƙarfe na "samar da riba" harafin farko na kalmar hanyu pinyin, 195, 215, da dai sauransu yana nuna alamar ƙimar darajar. na sinadaran abun da ke ciki daga maki, low carbon karfe sa: Q195, Q215, Q235, Q255, Q275 grade, mafi girma da carbon abun ciki, da mafi girma da manganese abun ciki, da mafi barga ta plasticity.