Maadaama aad tahay mid ka mid ah kuwa tayada sare leh ee Hexagon Socket Flat Countersunk Head Cap Screws soo saarayaasha, waxaad ku kalsoonaan kartaa inaad ka soo iibsato Hexagon Socket Flat Countersunk Head Cap Screws DONGSHAO waxaanan ku siin doonaa adeegga ugu fiican ee iibka ka dib iyo bixinta wakhtiga
Hebei Dongshao Fastener Manufacturing Co., Ltd. waa alaab-qeybiye iyo soo saaraha caanka ah ee Hexagon socket flat countersunk head screws gudaha Shiinaha.
Xirmooyinkayada koofiyada madaxa ee hexagon ayaa lagu soo saaray si buuxda oo waafaqsan heerarka caalamiga ah, oo ay ku jiraan DIN 7991, ANSI/ASME B18.3.5M, iyo ASTM F835, iyadoo la hubinayo in ay waafaqsan yihiin shuruudaha injineernimada caalamiga ah.
Xirmooyinka koofiyada madaxa ee hexagon fidsan waxay ka samaysan yihiin bir daawaha tayo sare leh (SCM435 u dhiganta) oo leh dhaqan hadhuudh wanaagsan, oo bixiya xoog iyo adkeysi aad u fiican.
Dabaqyada waxaa lagu daaweeyaa kulaylka qaboojinta iyo qaboojinta, iyaga oo gaarey adkaanta soddon iyo laba ilaa sodon iyo sagaal HRC iyo kala soocida xoogga oo u dhiganta toban dhibcood oo sagaal ah.
Iyada oo iska caabbinta daxalka, xoogga sare, iyo iska caabinta jabinta, boolaladahani waxay xaqiijinayaan tayada badeecada la isku halayn karo.
Tiknoolajiyada daaweynta dusha sare ee qulqulka ayaa ah mid aad u fiican.
Hababka daaweynta dusha kala duwan ayaa la heli karaa oo ay ku jiraan:
Daahinta Zinc / Trivalent Chromate - iska caabbinta daxalka oo la xoojiyey oo leh dhammayn siman, soo jiidasho leh.
Osaydhka madow - waxa ay siisaa muuqaal madow oo qurxoon oo ka hortag wanaagsan oo miridhku leeyahay.
Daawaynta dusha la habeeyey ayaa la heli karaa marka la codsado.
Cabbirka biraawsarka koofiyada madaxa ee laba geesoodka ah waa mid sax ah, oo leh goyn sare oo sax ah ee godka saddex geesoodka ah.
Tani waxay hubinaysaa in boolalku ay aad u deggan yihiin oo la isku halayn karo isticmaalka.
Alaabooyinka waxaa si weyn loogu isticmaalaa dhinacyo kala duwan oo ay ka mid yihiin:
Baaskiilada – qaabka iyo isku xidhka qaybaha.
Mashiinada - qalabka warshadaha iyo hababka saxda ah.
Automotive - Isku xidhka baabuurta iyo qaybaha
Dhismaha - codsiyada qaabdhismeedka.
Tareenka tareenka – tareenada iyo mashaariicda kaabayaasha.
Photovoltaic solar - nidaamyada kor u kaca muraayadda qorraxda.
Hexagon socket flat countersunk koofiyada madaxa waxaa lagu rakibay furaha saddex geesoodka caalamiga ah, fududeynta rarida iyo dejinta fudud.
Naqshadaynta madaxa countersunk ee fidsan waxay si gaar ah ugu habboon tahay godadka countersunk ee hindhisada, shirarka makaanikada, iyo codsiyada u baahan dhamaystir siman.
| (mm) | M3 | M4 | M5 | M6 | M8 | M10 | M12 | M14 | M16 | M20 |
| P | 0.5 | 0.7 | 0.8 | 1 | 1.25 | 1.5 | 1.75 | 2 | 2 | 2.5 |
| dk max | 6.72 | 8.96 | 11.21 | 13.44 | 17.92 | 22.4 | 26.88 | 30.8 | 33.6 | 40.32 |
| dk min | 5.54 | 7.53 | 9.43 | 11.34 | 15.24 | 19.22 | 23.12 | 26.52 | 29.01 | 36.05 |
| e min | 2.303 | 2.873 | 3.443 | 4.583 | 5.723 | 6.863 | 9.149 | 11.429 | 11.429 | 13.716 |
| ku max | 1.86 | 2.48 | 3.1 | 3.72 | 4.95 | 6.2 | 7.44 | 8.4 | 8.8 | 10.16 |
| max | 2.08 | 2.58 | 3.08 | 4.095 | 5.14 | 6.14 | 8.175 | 10.175 | 10.175 | 12.212 |
| s min | 2.02 | 2.52 | 3.02 | 4.02 | 5.02 | 6.02 | 8.025 | 10.025 | 10.025 | 12.032 |
| t min | 1.1 | 1.5 | 1.9 | 2.2 | 3 | 3.6 | 4.3 | 4.5 | 4.8 | 5.6 |