Gr 8 Baja karbon High Tensile Black DIN6915 Hex Heavy Nuts
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ASTM 1/2" 3/8" 9/16" Gr2 Kacang Kunci Polos Hexagon Kacang Torsi Berlaku
Galvanized Steel Zinc Plated Press Self Clinching Nut
Non-standar Carbon Steel Biru Putih Seng Dilapisi Flat Kepala Hex Neck Carriage BoltTemokake pilihan akeh DIN 7981 Stainless Steel Pan Head Phillips Self Tapping Screw saka China ing Gangtong Zheli. Nyedhiyani layanan sawise-sales profesional lan rega tengen, looking nerusake kanggo kerjasama. DIN 7981 Stainless Steel Pan Head Phillips Self-Tapping Screw minangka pengikat sing dipercaya lan serbaguna sing cocog kanggo macem-macem industri lan aplikasi. Fitur tunyuk dhewe, tahan korosi, lan tundhuk karo standar industri dadi pilihan sing disenengi kanggo proyek sing mbutuhake solusi pengikat sing aman lan efisien.
Sekrup self-nunyuk nduweni kemampuan unik kanggo nggawe path thread dhewe ing materi nalika lagi mimpin menyang. Nalika dealing karo substrat hard kaya logam utawa plastik kaku, kemampuan iki asring ngrambah dening ngganti lampahing thread meneng kang. Modifikasi iki nggawe longkangan ing thread, mbentuk suling lan nglereni pinggiran kaya sing ditemokaké ing tunyuk. Akibate, ora kaya sekrup mesin biasa sing ora bisa ngukir dalan dhewe ing permukaan logam, sekrup nutul dhewe bisa entuk tugas iki, yen kekerasan lan ambane substrat ana ing watesan sing cukup.
Kosok baline, kanggo substrat sing luwih alus kayata kayu utawa plastik sing lentur, fitur nutul dhewe bisa ditindakake kanthi pendekatan sing beda. Iki kalebu nggunakake tip runcing sing tapers menyang titik gimlet, omitting perlu kanggo suling. Kaya tumindak kuku utawa gimlet, tip runcing iki mbentuk bolongan kanthi ngganti materi ing saubengé, tinimbang nglakokaké pengeboran utawa nglereni konvensional sing ngasilake kripik.
| KELAS | KOMPOSISI KIMIA1(%MAXIMA KAJIAN DINYATAKAN) | CATATAN | JENENG ALTERNATIF | ||||||||
| C | lan | Mn | P | S | Cr | Mo | Ing | Cu | |||
| A1 | 0.12 | 1 | 6.5 | 0.2 | 0.15/0.35 | 16-19 | 0.7 | 5-10 | 1.75-2.25 | 2 3 4 | 303S31,303S42,1.4305 |
| A2 | 0.1 | 1 | 2 | 0.05 | 0.03 | 15-20 | 5 | 8-19 | 4 | 6 7 | 304.394S17(BS3111),1.4301,1.4567 |
| A3 | 0.08 | 1 | 2 | 0.045 | 0.03 | 17-19 | 5 | 9-12 | 1 | 8 | 321,1,4541,347,1,4550 |
| A4 | 0.08 | 1 | 2 | 0.045 | 0.03 | 16-18.5 | 2-3 | 10-15 | 4 | 7 9 | 316,1.4401,1.4578 |
| A5 | 0.08 | 1 | 2 | 0.045 | 0.03 | 16-18.5 | 2-3 | 10.5-14 | 1 | 8 9 | 316Ti, 1.4571, 316Cb, 1.4580 |
| C1 | 0.09-0.15 | 1 | 1 | 0.05 | 0.03 | 11.5-14 | - | 1 | - | 9 | 410, 1.4006 |
| C3 | 0.17-0.25 | 1 | 1 | 0.04 | 0.03 | 16-18 | - | 1.5-2.5 | - |
|
431, 1.4057 |
| C4 | 0.08-0.15 | 1 | 1.5 | 0.06 | 0.15-0.35 | 12-14 | 0.8 | 1 |
|
2 9 | 416, 1.4005 |
| F1 | 0.12 | 1 | 1 | 0.04 | 0.03 | 15-18 | 10 | 1 |
|
11 12 | 430,1,4016,430Ti,1,4520,430Cb,1,4511 |
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