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  • The fist rail fastening system is firstly developed in Sweden. This rail fastening system is widely used in the railroad in South Africa, Zimbabwe, Botswana, Swaziland and Namibia. In addition, the railroad fastener is extensively employed in South America and Australia.

    The fist rail fastening system comprises of spring steel clip, rail pad, and insulated retaining pin. The components for the rail fastening device are manufactured according to ISO 9001-2008 standard.

  • .

    Brand

    SUYU

    Name

    E clip

    Type

    E clip (e1809, e2006,e2007,e2009,etc)

    Skl clip (skl1,skl3,skl12,skl14)

     Or the type by customers’ drawings

    Material

    60Si2MnA

    60Si2CrA

    55Si2Mn

    38Si7

    Chemical composition(%)

    C:0.56-0.64, Mn:0.60-0.90, Si:1.60-2.00, Cr:0.35, P:0.03, S:0.03

    C:0.56-0.64, Mn:0.40-0.70, Si:1.40-1.80,Cr:0.70-1.00 P:0.03, S:0.03

    C:0.52-0.60, Mn:0.60-0.90, Si:1.50-2.00,Cr:0.35  P:0.03, S:0.03

    C:0.35-0.42, Mn:0.50-0.80, Si:1.50-1.80, P:0.03, S:0.03

    Hardness

    For e clip: 44-48HRC

    For skl clip: 42-47HRC

    Fatigue life

    for Dia.18 is 3 millions cycles without breaking  

    for Dia.20 is 5 millions cycles without breaking

    Surface

    plain (oiled), Oxide black, color painting

    Standard refers

    DIN17221, BS970, GB/T1222

  • 25KG double-layer woven bag with fumigation-free wooden pallet.

  • Address:1737Room 15th Building 201 Jinxiang Road Pudong Shanghai China
    Name:Linda
    Tel:0086-021-58999010
    MP:0086-021-58999010
    Fax:0086-021-58342386
    E-mail:suyu@suyurail.com

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