| I want to introduct something about super white | | | | made by the steelworks at the one time, so a |
| crystallized glass panel ( no pore). Place of Origin: | | | | railway must choose the nearest suitable size. Worn, |
| China Jiangxi color: super white Brand Name: Golden | | | | heavy rail from a mainline is often reclaimed and |
| Maple Jade Model Number: GMJ-1 Price Terms: FOB | | | | downgraded for re-use on a branchline, siding or yard. |
| Jiujiang EUR 18~30 Terms of Payment: L/C,T/T | | | | Rail sizes |
| Supply Ability: 4000 Square Meter per Week Minimum | | | | Two different rail profiles commonly used by the |
| Order: 400 Square Meter or 1*20 FCL Packaging: | | | | Belgian Railways: an already used 50 kg-profile |
| Wooden crate G.W.: 54kg (thickness: 20mm) G.W.: | | | | (left) next to a new 60 kg-profile |
| 50kg (thickness: 18mm) Generally, 1*20 FCL may | | | | Pound is a railroad term that indicates the weight of |
| contain 400 sq.m. Delivery Lead Time: Two Weeks ( | | | | rail per yard. For example one yard of "132 pound rail" |
| keyword: hole-free crystallized glass panel no pore | | | | weighs 132 pounds. Depending on the use of imperial |
| crystallized glass minicrystal stone micro crystal glass | | | | or metric units, rail sizes are usually expressed in |
| crystal glass marble sculpture artificial stone marble | | | | terms of pounds per yard or kilograms per metre. |
| construction material super white crystal white pure | | | | Coincidentally, the pounds-per-yard figure is almost |
| white jade white | | | | exactly double the kilograms-per-metre figure, making |
| <> | | | | rough conversions easy. Rails in Canada, the United |
| Rail from 1896 | | | | Kingdom, and United States are still described using |
| Cross-sections of flat-bottomed which can rest | | | | imperial units. However, in Australia they are now |
| directly on the sleepers, and bullhead rails which sit in | | | | described in metric units and always have been on |
| chairs (not shown). | | | | mainland Europe. |
| A rail profile is a hot rolled steel profile of a specific | | | | Europe |
| shape or cross section (an asymmetrical I-beam) | | | | Rails are made in a large number of different sizes. |
| designed for use as the fundamental component of | | | | Some common European rail sizes include: |
| railway track. | | | | 40kg/m (81 lb/yd) |
| Unlike some other uses of iron and steel, railway rails | | | | 50kg/m (101 lb/yd) |
| are subject to very high stresses and have to be | | | | 54kg/m (109 lb/yd) |
| made of very high quality steel. It took many | | | | 60kg/m (121 lb/yd) |
| decades to improve the quality of the materials, | | | | In the countries of former USSR 65kg/m (130lb/yd) |
| including the change from iron to steel. Minor flaws in | | | | rails are common. Thermally hardened 75kg/m (150lb |
| the steel that pose no problems in reinforcing rods | | | | yd) rails also have been used on heavy-duty railroads |
| for buildings, can, however, lead to broken rails and | | | | like Baikal-Amur Mainline, but have proven themselves |
| dangerous derailments when used on railway tracks. | | | | deficient in operation and were mainly rejected in |
| By and large, the heavier the rails and the rest of the | | | | favor of 65kg/m (130lb/yd) rails. |
| trackwork, the heavier and faster the trains these | | | | North America |
| tracks can carry. | | | | Weight mark on a jointed segment of 155 pound |
| The rails represent a substantial fraction of the cost | | | | "Pennsylvania Special" rail. The heaviest grade of rail |
| of a railway line. Only a small number of rail sizes are | | | | ever mass produced. |