Kayayyaki
Wayar karfe mai zafin mai don ja da birki
Bayanin samfur
| 1 | Sunan samfur | Karfe mai zafin waya |
| 2 | Kayan abu | Carbon karfe da Alloy karfe |
| 3 | Girman | 2mm-15mm |
| 4 | Shiryawa | Mai hana ruwa membrane + PVC + karfe truss ko asper bukatun abokan cinikin ku. |
| 5 | Daidaitawa | B/T18983, ASTM A401, da dai sauransu. |
| 6 | Amfani | 1) High yawan amfanin ƙasa rabo, kananan saura nakasawa na bazara. 2.) Barga yi: tare da diski kasa da 75Mpa ne m ga nada spring da kuma inganta spring gajiya rayuwa. |
| 7 | Aikace-aikace | Railway fastener, Spring karfe, dakatar spring karfe |
Ƙayyadaddun samfur
| Diamita | Ƙarfin ɗaure (MPa) | Rage yanki | |||||
| FDC | FDCRV-A | FDCRV-B | FDSiMn | FDCRSi | %≥ | ||
| TDC | TDrV-A | TDCRV-B | TDSiMn | TDCRSi | FD | TD | |
| 0.5-0.8 | 1800-2100 | 1800-2100 | 1900-2200 | 1850-2100 | 2000-2250 | / | |
| > 0.8-1.0 | 1800-2060 | 1780-2080 | 1860-2160 | 1850-2100 | 2000-2250 | / | |
| > 1.0-1.3 | 1800-2010 | 1750-2010 | 1850-2100 | 1850-2100 | 2000-2250 | 45 | 45 |
| > 1.3-1.4 | 1750-1950 | 1750-1990 | 1840-2070 | 1850-2100 | 2000-2250 | 45 | 45 |
| > 1.4-1.6 | 1740-1890 | 1710-1950 | 1820-2030 | 1850-2100 | 2000-2250 | 45 | 45 |
| > 1.6-2.0 | 1720-1890 | 1710-1890 | 1790-1970 | 1820-2000 | 2000-2250 | 45 | 45 |
| > 2.0-2.5 | 1670-1820 | 1670-1830 | 1750-1900 | 1800-1950 | 1970-2140 | 45 | 45 |
| > 2.5-2.7 | 1640-1790 | 1660-1820 | 1720-1870 | 1780-1930 | 1950-2120 | 45 | 45 |
| > 2.7-3.0 | 1620-1770 | 1630-1780 | 1700-1850 | 1760-1910 | 1930-2100 | 45 | 45 |
| > 3.0-3.2 | 1600-1750 | 1610-1760 | 1680-1830 | 1740-1890 | 1910-2080 | 40 | 45 |
| > 3.2-3.5 | 1580-1730 | 1600-1750 | 1660-1810 | 1720-1870 | 1900-2060 | 40 | 45 |
| > 3.5-4.0 | 1550-1700 | 1560-1710 | 1620-1770 | 1710-1860 | 1870-2030 | 40 | 45 |
| > 4.0-4.2 | 1540-1690 | 1540-1690 | 1610-1760 | 1700-1850 | 1860-2020 | 40 | 45 |
| > 4.2-4.5 | 1520-1670 | 1520-1670 | 1590-1740 | 1690-1840 | 1850-2000 | 40 | 45 |
| > 4.5-4.7 | 1510-1660 | 1510-1660 | 1580-1730 | 1680-1830 | 1840-1990 | 40 | 45 |
| > 4.7-5.0 | 1500-1650 | 1500-1650 | 1560-1710 | 1670-1820 | 1830-1980 | 40 | 45 |
| > 5.0-5.6 | 1470-1620 | 1460-1610 | 1540-1690 | 1660-1810 | 1800-1950 | 35 | 40 |
| > 5.6-6.0 | 1460-1610 | 1440-1590 | 1520-1670 | 1650-1800 | 1780-1930 | 35 | 40 |
| > 6.0-6.5 | 1440-1590 | 1420-1570 | 1510-1660 | 1640-1790 | 1760-1910 | 35 | 40 |
| > 6.5-7.0 | 1430-1580 | 1400-1550 | 1500-1650 | 1630-1780 | 1740-1890 | 35 | 40 |
| > 7.0-8.0 | 1400-1550 | 1380-1530 | 1480-1630 | 1620-1770 | 1710-1860 | 35 | 40 |
| > 8.0-9.0 | 1380-1530 | 1370-1520 | 1470-1620 | 1610-1760 | 1700-1850 | 30 | 35 |
| > 9.0-10.0 | 1360-1510 | 1350-1500 | 1450-1600 | 1600-1750 | 1660-1810 | 30 | 35 |
| > 10.0-12.0 | 1320-1470 | 1320-1470 | 1430-1580 | 1580-1730 | 1660-1810 | 30 | / |
| > 12.0-14.0 | 1280-1430 | 1300-1450 | 1420-1570 | 1560-1710 | 1620-1770 | 30 | / |
| > 14.0-15.0 | 1270-1420 | 1290-1440 | 1410-1560 | 1550-1700 | 1620-1770 | / | |
| > 15.0-17.0 | 1250-1400 | 1270-1420 | 1400-1550 | 1540-1690 | 1580-1730 | / | |
Abubuwan Sinadari
| Alloy karfe |
|
|
|
|
|
|
| Kayan abu | C% | Si | Mn% | Cr | V | S, P |
| 55CrSi | 0.50-0.60 | 1.20-1.60 | 0.50-0.80 | 0.50-0.80 | / | <0.030 |
| 60 Si2Mn | 0.56-0.64 | 1.60-2.0 | 0.60-0.90 | 0.35 | / | <0.035 |
| 60 Si2MnA | 0.56-0.64 | 1.60-2.0 | 0.60-0.90 | 0.35 | / | <0.030 |
| 60Si2CrA | 0.56-0.64 | 1.40-1.80 | 0.40-0.70 | 0.70-1.00 | / | <0.030 |
| Farashin 60Si2CrVA | 0.56-0.64 | 1.40-1.80 | 0.40-0.70 | 0.90-1.2 | 0.10-0.20 | <0.030 |
| 55CrMnA | 0.52-0.60 | 0.17-0.37 | 0.65-0.95 | 0.65-0.95 | / | <0.030 |
| 50CrV | 0.46-0.54 | 0.17-0.37 | 0.50-0.80 | 0.80-1.10 | 0.10-0.20 | <0.030 |
Aikace-aikace
