
Kev kho deg: txhawm rau txhim kho corrosion kuj, cov bolts sib koom ua ke tuaj yeem siv ntau txoj kev kho deg, xws li kub-dip galvanizing, infiltration plating, dawb plating, xim plating, thiab lwm yam. Tsis tas li ntawd, lub zog siab bolts feem ntau yog kho nrog boiled dub xiav los txhim kho lawv cov tsos thiab corrosion kuj.
| Khoom npe | DIN444 Qhov muag Bolts |
| Khoom siv | Carbon steel, stainless hlau |
| Nto tiav | Daj zinc, Dub, Xiav thiab dawb zinc, Bleached |
| Xim | Daj, Dub, Blue Dawb, Dawb |
| Standard Number | DIN444 |
| Qib | 4 8 10 A2-70 |
| Txoj kab uas hla | M5 M6 M8 M10 M12 M16 M20 M24 M30 M36 M39 |
| Xov form | Coarse thread, Fine thread |
| Qhov chaw ntawm keeb kwm | Hebei, Suav |
| Hom | Muyi |
| Pob | Box + cardboard thawv + pallet |
| Cov khoom tuaj yeem kho tau | |
| 1. Kev kho deg: Txhawm rau txhim kho corrosion kuj, cov bolts sib koom tuaj yeem siv ntau txoj kev kho deg, xws li kub-dip galvanizing, infiltration plating, dawb plating, xim plating, thiab lwm yam. Tsis tas li ntawd, cov bolts muaj zog feem ntau yog kho nrog boiled dub xiav los txhim kho lawv cov tsos thiab corrosion kuj. 2.Sealing teeb meem: Nyob rau hauv li qub thiab lwm yam khoom siv, sealing kev ua tau zoo ntawm lub qhov muag ntsia liaj qhov rooj tseem ceeb heev. Ib qho kev sib khi tsis zoo tuaj yeem ua rau lub valve xau, ntws, thiab lwm yam, yog li qhov zoo ntawm lub qhov muag ntsia liaj qhov rooj yuav tsum tau ua kom ntseeg tau tias muaj kev nyab xeeb thiab kev ntseeg siab ntawm tag nrho cov txheej txheem. 3. Daim ntawv thov dav: Vim tias kev siv lub qhov muag ntsia liaj qhov rooj yog qhov yooj yim thiab ceev, thiab nws yog siv nrog cov txiv ntseej zoo sib xws los txuas thiab nruj, nws muaj ntau yam kev siv. Qhov muag bolts yog dav siv nyob rau hauv qis-kub thiab high-pressure li qub, siab pipelines, kua engineering, roj drilling khoom, oilfield khoom thiab lwm yam teb. Lawv feem ntau siv rau qee lub sijhawm lossis cov cuab yeej siv rau kev sib tsoo thiab kev sib txuas, xws li kev lag luam valve, folding tsheb kauj vab, thiab cov menyuam nqa khoom. | |
| Xov Spec d | M5 | M6 | M8 | M10 | M12 | M16 | M20 | M24 | (M27) | ||
| P | Suab | 0.8 | 1 | 1.25 | 1.5 | 1.75 | 2 | 2.5 | 3 | 3 | |
| b | L≤125 | 16 | 18 | 22 | 26 | 30 | 38 | 46 | 54 | 60 | |
| 125<L≤200 | - | - | 28 | 32 | 36 | 44 | 52 | 60 | 66 | ||
| L>200 | - | - | - | - | 49 | 57 | 65 | 73 | 79 | ||
| d2 | min = nominal | 5 | 6 | 8 | 10 | 12 | 16 | 18 | 22 | 24 ② | |
| max | 5.03 | 6.03 | 8.036 | 10.036 | 12.043 | 16.043 | 18.043 | 22.052 | 24.052 | ||
| Sd | max | 12 | 14 | 18 | 20 | 25 | 32 | 40 | 45 | 50 | |
| Hom A | min | 10.9 | 12.9 | 16.9 | 18.7 | 23.7 | 30.4 | 38.4 | 43.4 | 48.4 | |
| Hom B thiab C | min | 11.57 | 13.57 | 17.57 | 19.48 | 24.48 | 31.38 | 39.38 | 44.38 | 49.38 | |
| r | Nominal | 2.5 | 4 | 4 | 4 | 6 | 6 | 6 | 10 | 10 | |
| max | 3.75 | 6 | 6 | 6 | 9 | 9 | 9 | 15 | 15 | ||
| min | 1.875 | 3 | 3 | 3 | 4.5 | 4.5 | 4.5 | 7.5 | 7.5 | ||
| e | Hom A | max | 8 | 9 | 11 | 14 | 17 | 19 | 24 | 28 | 30 |
| min | 7.52 | 8.52 | 10.3 | 13.3 | 16.3 | 18.16 | 23.16 | 27.16 | 29.16 | ||
| Hom B thiab C | max | 6 | 7 | 9 | 12 | 14 | 17 | 22 | 25 | 27 | |
| min | 5.88 | 6.85 | 8.85 | 11.82 | 13.82 | 16.82 | 21.79 | 24.79 | 26.79 | ||
| Xov Spec D | (M27) | M30 | M30 | (M33) | M36 | M36 | (M39) | (M39) | ||
| P | Suab | 3 | 3.5 | 3.5 | 3.5 | 4 | 4 | 4 | 4 | |
| b | L≤125 | 60 | 66 | 66 | - | - | - | - | - | |
| 125<L≤200 | 66 | 72 | 72 | 78 | 84 | 84 | 90 | 90 | ||
| L>200 | 79 | 85 | 85 | 91 | 97 | 97 | 103 | 103 | ||
| d2 | min = nominal | 25 | 27 ② | 28 | 30 | 32 | 33 ② | 35 | 36 ② | |
| max | 25.052 | 27.052 | 28.052 | 30.052 | 32.062 | 33.062 | 35.062 | 36.062 | ||
| Sd | max | 50 | 55 | 55 | 60 | 65 | 65 | 70 | 70 | |
| Hom A | min | 48.4 | 53.1 | 53.1 | 58.1 | 63.1 | 63.1 | 68.1 | 68.1 | |
| Hom B thiab C | min | 49.38 | 54.26 | 54.26 | 59.26 | 64.26 | 64.26 | 69.26 | 69.26 | |
| r | Nominal | 10 | 10 | 10 | 16 | 16 | 16 | 16 | 16 | |
| max | 15 | 15 | 15 | 22.4 | 22.4 | 22.4 | 22.4 | 22.4 | ||
| min | 7.5 | 7.5 | 7.5 | 12.8 | 12.8 | 12.8 | 12.8 | 12.8 | ||
| e | Hom A | max | 30 | 34 | 34 | 38 | 41 | 41 | 46 | 46 |
| min | 29.16 | 33 | 33 | 37 | 40 | 40 | 45 | 45 | ||
| Hom B thiab C | max | 27 | 30 | 30 | 34 | 38 | 38 | 41 | 41 | |
| min | 26.79 | 29.79 | 29.79 | 33.75 | 37.75 | 37.75 | 40.75 | 40.75 | ||