Short clips for grooveless flat bottom rails - dimensions , steel types 無(wú)凹槽平底鐵軌用短路夾.尺寸鋼類(lèi)型
Specification for railway turnouts for private users - turnouts over which british railways locomotives operate - turnouts using flat bottom rail 私營(yíng)鐵路道岔規(guī)范.第1部分:英國(guó)鐵路機(jī)車(chē)運(yùn)行道岔.第2節(jié):平底鋼軌道岔
Specification for railway turnouts for private users - light grade turnouts over which british railways locomotives do not operate , for axle loads not exceeding 10 tons , using flat bottom rails 私營(yíng)鐵路道岔規(guī)范.第2部分:英國(guó)鐵路機(jī)車(chē)不運(yùn)行的軸負(fù)荷不超過(guò)10噸的輕型平底鋼軌岔道
Specification for railway turnouts for private users - heavy grade turnouts over which british railways locomotives do not operate , for axle loads which may exceed 25 tons , using flat bottom rails 私營(yíng)鐵路道岔規(guī)范.第4部分:英國(guó)鐵路機(jī)車(chē)不運(yùn)行的軸負(fù)荷可超過(guò)25噸的重型平底鋼軌岔道