Why TB/T 2344 60kg rail was updated to 60N railway steel rail?

Chinese TB/T 2344 standard 60kg rail is widely used for Chinese express railway rail that running speed over 350 km/j, after long term using, the technicist found that the both edge of rail head always be abrased after one year, and the wheel hub also be abrased much more too. So they reduce the width of P60 rail head from 73mm to 70.8mm, the radian more near wheel hub, so as to reduce the abrasion.

Please compare the drawing as below:

If you are not used for state express railway, both of rail all be workable, sometime we have 60N rail, sometime we have P60 rail, the length can be 12m, 12.5m, 18m, 24m, 25m and 30m, even more than 100m we can produce it, but transportation is a problem.

The material has U71Mn (min 880Mpa), U75V (min 980Mpa). Hardness can be R260, 320Cr and 350HT.

We can do the term of FOB Tianjin port or CNF to your required port, please contact us to talk the details.

If you need Chinese standard 60N high speed railway rail, please feel free to write email to us: [email protected].

 

Rel bawah rata yang boleh dieksport kami:

Saya. Rel untuk Keretapi
1. Standard Cina: TB/T2344-2012, TB/T3276-2011
43 kereta api kg/m, 50 kereta api kg/m, 60 kereta api kg/m, 75kereta api kg/m,60Kereta api N, 75Kereta api N
Bahan: U71Mn, U75V, U76CrRE, U20Mn

2. GOST Standard: GOST-R51685
Kereta api P50/rel R50, Kereta api P65/rel R65, Kereta api P75/rel R75
Bahan: K76, M76T

3. Piawaian DIN: DIN5901-1955
S10, S14, S18, S20, S30, S33, S41, Kereta api S49, Kereta api UIC54, Kereta api UIC60
Bahan: 900A, 350HT

4. Bahasa Jepun & Piawaian Korea: JIS E1101
JIS15kg, JIS22kg, JIS30kg, JIS37A, Kereta api JIS50N, Kereta api JIS60, CR73, Kereta api CR100
Bahan: 235HBW, 340HH, 370HH

5. Piawaian Australia: AS1085, BHP RT STD
Kereta api AS50, Kereta api AS60, Kereta api AS68, AS73, AS86, Kereta api AS89
Bahan: R260, R320, R350HT

6. Piawaian AREMA: ASTM A1
ASCE25, ASCE30, ASCE40, ASCE60, ASCE75, ASCE85, 90 Rel RA, 100 Rel RE, 115 Rel RE, 132 Rel RE, 136 Rel RE, 175Kereta api LBS
Bahan: SS, HH, 700/900A/1100

7. Piawaian AREMA: ASTM
Kereta api TR45, Kereta api TR50, Kereta api TR57, Kereta api TR68
Bahan: R260, R320, 350HT

8. Piawaian BS: BS11-1985
Kereta api BS50 O, Kereta api BS60A, Kereta api BS60R, Kereta api BS70A, Kereta api BS75A, Kereta api BS75R, Kereta api BS80A, Kereta api BS80R, Kereta api BS90A, Kereta api BS100A, Kereta api BS113A.
Bahan: 700, 900A, 1100

9. EN Standard: EN 13674-1
49Kereta api E1/49E2, 50Kereta api E1/50E2/50E4/50E5/50E6, 54Kereta api E1/54E2/54E3, 55E1, 60Kereta api E1, 60Kereta api E2
Bahan: R260, R320Cr, R350HT

10. ISCOR Kereta api standard Afrika Selatan
ISCOR 15, ISCOR 22, ISCOR 30, ISCOR 48 Kereta api, ISCOR 57 Kereta api
Bahan: 700, 900A

11. Piawaian ISCR India: IS 3443
ISCR 70, ISCR 80, ISCR 100, ISCR 120 Kereta api
Bahan: U71Mn

II. Tukar Rel
Standard: TB/T3109-2013
50Kereta api AT1, 60Kereta api AT1, 60Kereta api AT2, 60Kereta api TY1
Bahan: U71Mn, U75V, U76CrRE

III. Rel Kren
1. Standard: YB/T5055-2014, Kereta api QU70/KP70, Kereta api QU80/KP80, Kereta api QU100/KP100, Kereta api QU120/KP120.
Bahan: U71Mn, 900A

2. Kereta api kren ASTM A759-2000: Rel CR175, Bahan: 900A/1100

3. Rel kren DIN536: A45, A55, A65, A75, A100, A120, Rel kren A150. Bahan: 900A

IV. Rel Grooved
Standard: EN 14811:2006
59Kereta api R1/59R2, 60Kereta api R1/60R2
Bahan: U75V


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