High Stability Railway Concret Slab Sleeper for Metro/ Subway

Advantage of continuous slab sleeper:

High stability
High precision of level
High requirements to track base
Less maintenance
Simple structure
Lower cost and more convenient of transportation of slab sleeper

Type	Axle  Load	The G.W.  density  per  year	The  highest  passenger  train  speed	The  highest  freight  train  speed	Rail  Type	Gauge	Min.  curve  radius	Length	Width		Height		Weight	Rail  base  slope
									End	center	End	center
	(t)	(Mt.km/km)	(km/h)	(km/h)	(kg/m)	(mm)	(m)	(mm)	(mm)		(mm)		(kg)
YII-F	25	25~50	≤120	≤80	60/50	1435	≥300	2500	294.5	244.5	230	165	251	1:40
XII	25	25~50	≤160	≤80	60/50	1435	≥300	2500	306.5	246.5	235	175	285	1:40
IIZQ-C	25	25~50	≤160	≤80	60/50	1435	≥300	2500	274.5	274.5	230	221.5	280	1:40
IIIa	25	>30	200	90	70/60	1435	≥300	2600	320	280	260	185	370	1:40
IIIb	25	>30	200	90	70/60	1435	≥350	2600	320	280	235	185	370	1:40
IIIc	25	>30	200	90	70/60	1435	≥300	2600	320	280	260	185	370	1:40
IIIQ	25	25~50	120~160	90	75/60	1435	≥300	2600	320	280	240	195	370	1:40
IIIQa	25	25~50	200	90	60/50	1435	≥300	2600	320	320	240	240	406	1:40
IIIQc	25	25~50	200	90	60/50	1435	≥300	2600	320	320	240	240	406	1:40
KZ	25	25~50	≤160	≤80	60/50	1435	≥300	2500	542	542	205	155	548	1:40
701	25	25~50	200~250		60	1435	≥300	2400	288		255		190	1:40
Wenfu  railI	25	25~50	≥200		60	1435	≥300	2400	288		205		189	1:40
SK-1	25	25~50	200~250		60	1435	≥300	2400	314		225		227	1:40
SK-2	25	25~50	200~250		60	1435	≥300	2400	314		275.5		242	1:40
Plate 1						1435
Plate 2						1435								1:04

About Slab sleeper


with shoulder or without shoulder,
Depands on fastening
Single or double

Composition and manufacture Slab sleeper:
steel bars 11 pcs, Dia.12mm
Helical 2 pcs.
Cement C50
Plastic dowel 2 pcs


Zhongbo, as a specialized rail fastener manufacturer, provides a complete line of products, including rail fastening, anchor, rail joint, rail clip, rail screw, anchor bolt, rail clamp plate, rail fishplate, and fishplate bolt for connecting rail tracks.

We also make rail fastenings for crane rail and elevator guide rail, along with other related products. We manufacture according to GB/TB (Chinese national standards and railway standards), AREA, UIC, BS, DIN, ASTM, and AS standards.