1,Rich Catergories 2,High Quality 3,Better Service 4,large Amount in Stock 5,Reasonable Price
45Mn, U71, U71Mn Heavy Rail
Specifications:
Heavy rail | Unit height(kg/m) | Height (mm) | Bottom width(mm) | Head width(mm) | Middle thickness(mm) | Length (m) |
U71Mn U71 45Mn | 33(33.286) | 120 | 110 | 60 | 12.5 | 6-13 |
38(38.733) | 134 | 114 | 68 | 13 | ||
43(44.653) | 140 | 114 | 70 | 14.5 | ||
50(51.514) | 152 | 132 | 70 | 15.5 | ||
60(60.643) | 176 | 150 | 73 | 16.5 |
Chemical composition:
Grade | Chemical composition | |||||
C | Si | Mn | Cu(≤) | P (≤) | S (≤) | |
45Mn | 0.42-0.50 | 0.17-0.37 | 0.70-1.00 | 0.25 | 0.035 | 0.035 |
U71 | 0.64-0.77 | 0.13-0.28 | 0.60-0.90 | 0.035 | 0.050 | |
U71Mn | 0.65-0.77 | 0.15-0.35 | 1.10-1.50 | 0.035 | 0.040 | |
other standards:
Korea standard(type): 37A, 50N, CR73
5 UK standard:(type): BS75R BS80A BS13A
We can supply many kinds of steel rails, also produce steel rails according your order.
Steel Rails
