Ma flanges a hexagonal okhala ndi ma washer ndi zomangira za mchira

Countersunk self tapping screw ndi mtundu wa screw yokhala ndi spiral groove yapadera. Mutu wake umapangidwa kuti ukhale wathyathyathya ndipo umakhala ndi zida zambiri za mano pamwamba, zomwe zimalola kuti izidzibowolera pazokha ndikupanga zokhazikika. Countersunk self tapping screws amagwiritsidwa ntchito kwambiri pokonza zinthu zosiyanasiyana, monga chitsulo, mkuwa, aluminiyamu, nkhuni, ndi zina zotero.

Mfundo yogwirira ntchito ya countersunk self tapping screws:

Mfundo yogwirira ntchito ya countersunk self tapping screws ndiyosavuta. Ikayikidwa pamwamba pa chinthucho, nsonga yake yozungulira yozungulira imadula mwachindunji zinthuzo m'mabowo oyenerera. Pamene screw ikuzungulira, mawonekedwe a mano a mutu wake amakulunga zinthuzo, kulola kuti screw ikhalepo.

Njira zodzitetezera ku countersunk self tapping screws:

1. Angular countersunk head self tapping screws: Zikhomo zapamutu zachitsanzozi ndi zaang'ono komanso zoyenera kukonza matabwa, gypsum board, ndi zitsulo board.

2. Flat headed countersunk self tapping screws: Mtundu uwu wa countersunk mutu uli ndi mutu wathyathyathya ndipo ndi woyenera kukonza zinthu zapulasitiki, mbale zachitsulo, ndi zinthu zina zolimba.

3. Mutu wozungulira sunk head self tapping screw: Mtundu uwu wa mutu wa countersunk uli ndi mawonekedwe a mutu wozungulira, maonekedwe okongola, ndipo ndi oyenera kukonza zipangizo zokongoletsera, monga denga, zitseko zamatabwa, ndi pansi pamatabwa.

4. Zomangira zapadera zapamutu zodzigudubuza pamutu: Zomangira zina zodzigudubuza zili ndi mawonekedwe apadera kwambiri amutu, monga mawonekedwe a nyenyezi, owoneka ngati mtanda, ndi zina zambiri. Zitsanzozi zimagwiritsidwa ntchito nthawi zambiri zomwe zimafunikira kukonza kwapadera.