Menene irin baƙin ƙarfe da ƙarfe ya dace da ainihin maki 12.9 hex socket screws

Darasi na 12.9 kusoshi da sukurori koma zuwa matsananci high ƙarfi sukurori sanya daga 35CrMo, 42CrMo, da kuma B7 gami karfe kayan, tare da mafi ƙarancin tensile ƙarfi na 1220Mpa da taurin na 39-44HRC. Ana amfani da shi musamman a cikin yadi, na'ura mai aiki da karfin ruwa, gyare-gyaren allura, da masana'antar injuna a cikin gida.

1. The 12.9 sa dunƙule yana nufin wani matsananci-high ƙarfi dunƙule sanya na SCM435 gami karfe abu, tare da mafi ƙarancin tensile ƙarfi na 1220Mpa da taurin na 39-44HRC. Ana amfani da shi musamman a cikin yadi, na'ura mai aiki da karfin ruwa, gyare-gyaren allura, da masana'antar injuna a cikin gida.

2. Bisa ga abin, ana iya raba shi zuwa nau'i daban-daban kamar12.9 na waje hexagonal kusoshi, 12.9 darajana ciki hexagonal shugaban sukurori(kofin shugaban), 10.9 grade countersunk shugaban ciki hexagonal sukurori (lebur kofin), 10.9 sa Semi zagaye shugaban ciki hexagonal sukurori (zagaye kofin), 12.9 sa sa sukurori (machine mita), 12.9 sa ciki hexagonal toshe sukurori, da dai sauransu. zaren, an raba shi zuwa zare mara nauyi, zare mai kyau, awo, Biritaniya, Amurka, da sauransu.

3. Grade 12.9 shine saman iri-iri na sukurori, tare da babban taurin da ƙarfi. Ƙarfinsa na Rockwell (HRC) zai iya kaiwa 39-44, kuma ƙarfin ƙarfinsa zai iya kaiwa 1220N/mm2. Koyaya, saboda nau'ikan nau'ikan masana'anta na dunƙule, countersunk hex screws (kofuna masu lebur) da rabin zagaye na skru hex (kofuna na zagaye) waɗanda aka samar daga abu ɗaya kawai zasu iya cimma ƙaramin ƙarfi na sa 10.9. Hakanan zai iya cika manyan buƙatun masana'antu da masana'antar hakar ma'adinai don masu ɗaure a lokuta na musamman da abubuwan haɗin gwiwa.

Ningbo Zhongli Bolts Manufacturing Co.ltd kawai yana ba da ƙimar gaske 12.9Hex soket sukurori DIN912,ISO4762, masana'anta yana da shekaru 21 samar da kwarewa.