Kuramba kupfapfaidza munyu: maawa 500–1,000, zvichienzaniswa neawa 48–120 chete ezvipfeko zvakajairika; Hapana hydrogen embrittlement: High-simba Giredhi 8.8 / 10.9 lead screws haitambudzi kubva kune hydrogen embrittlement fractures, kuve nechokwadi chekuchengetedza mune zvinorema-basa rekushandisa; Kunamatira kwakasimba: Iyo yekupfekedza haigone kupepeta kunyangwe mushure mekudzokororwa kuiswa kweshinda; Kupikisa kwepamusoro-kupisa: Kuvhara kunoramba kwakagadzikana pakupisa kusvika ku200 ° C, zvichiita kuti ive yakakodzera kushandiswa mumichina yekushisa kwepamusoro.

Nylon plastiki rust-proof hex head self drilling screws inogadzirwa kubva pamhando yepamusoro naironi resin, thermoplastic polymer inozivikanwa nekunaka kwayo mechaniki uye makemikari zvinhu.

Self-tapping screws zvipikiri zvakaputirwa neRuspert zvinowanzogadzirwa kubva kumusoro-mhando base zvinhu, zvakanyatsosarudzwa kuti ive nechokwadi chekushanda kwakakwana kwakasanganiswa nemabhenefiti ekudzivirira eRuspert coating.

Decking screws inogadzirwa kubva kwakasiyana siyana yezvinhu, imwe neimwe yakasarudzwa kuti isangane nezvinodiwa zvekunze decking application.

Hex head self tapping self - kudhirowa denga screws ane washers anowanzo gadzirwa kubva kumusoro - zvemhando zvinhu kuti ive nechokwadi chekusimba uye kuita kwakavimbika mukushanda kwedenga.

Dacromet pancake head self - drilling screws inogadzirwa kubva kwakasiyana-siyana yepamusoro-yekuita zvinhu, yakanyatsosarudzwa kuti isangane neyakasiyana application zvinodiwa. Carbon steel chinhu chinowanzo shandiswa base, kunyanya mumagiredhi akadai se45# ne65Mn.