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Best 8.8 grade Center Bolt M14x1.5x300mm

Short Description:

  • Car Make:
  • OE NO.:
  • SIZE: M14x1.5x300mm
  • Material: 40Cr(SAE5140)/35CrMo(SAE4135)/42CrMo(SAE4140)
  • Grade/Quality: 10.9 / 12.9
  • Hardness: HRC32-39 / HRC39-42
  • Finishing: Phosphated, Zinc plated, Dacromet
  • Color: Black,Grey,Silver,Yellow
  • Certificates: ISO9001:2015
  • Product Detail

    Product Tags

    Center Bolt

    Material: High Quality 40Cr,42CRMO 10.9/12.9 Grade
    Main Market: Europe, Asia, South and North America



    Model Center Bolt  with Wheel Nut
    Reference No.
    Size M14x1.5x300mm
    Quality 8.8,10.9, 12.9
    Material 45#, 40Cr, 42CrMo (ASTM5140, 4140)
    Surface Black Oxide, Phosphate
    Logo as required
    MOQ 5000pcs each model
    Packing neutral export carton or as required
    Delivery Time 15-40 days
    Payment Terms T/T, 30% deposit+70% paid before shipment

    More Models/Sizes Available for Center Bolt (We make Strictly according to your drawings or samples)

    5003101526 RVI M20*1.5 160 52 30x13
    06014944933 MAN M20*2.0 240 70 30x13
    06014944935 MAN M20*2.0 260 70 30x13
    5003001100 RVI M20*2.5 110 52 30x13
    0250231580 BPW M20*2.5 130 52 30x13
    0334013070 BPW M20*2.5 150 60 30x13
    4343014388 SAF M20*2.5 160 52 30x13
    0250231080 BPW M20*2.5 180 60 30x13
    0250232080 BPW M20*2.5 200 60 30x13
    0334014190 BPW M24*3.0 240 45 36x15
    21222231 ROR M24*3.0 260 45 36x15
    0334014120 BPW M24*3.0 275 45 36x15
    3554010071 BPW M24*3.0 300 100 36x15
    0334015240 BPW M30*3.5 190 45 46x20
    0334015230 BPW M30*3.5 210 45 46x20
    0334015370 BPW M30*3.5 265 45 46x20

    Production Process: Punching Machine

    Punching Machine
    At this stage of the process, heating up the whole steel to a point where it becomes malleable and then forming it in a die .
    We can produce the unique logo according to the customer’s requiremnt during this process.

    The elements of the material are homogeneity and stability, make for easy heat treating and performance.

    Quality Policy
    Changjin are committed to meet customer’s expectation through continual improvements in all our various fasteners manufacturing processes and committed to improve our customer satisfaction level through supplying of quality products.

    HOT Forging_01

    Factory Introduction

    Hebei Sanlu Auto Parts Factory  Since 2005, it has held ISO 9001:2005 quality system standard certification, strictly controls the quality of each process, and the workshop fully realizes the 5S management system.


    Center Bolt for Trucks--Main Markets

    • Long term cooperation with 10+ axle factories, 20+ authorized agents in China, 70+ distributors
    • Exported to more than 40+ countries
    • Small MOQ support to new customer
    • You best reliable partner for developing market
    • If you need wheel bolts with nutsfor wholesale, distribute, please contact with us by email, WEIXIN or LINE.


    Q1: How many people in your company?
    More than 200 people.

    Q2: What else products you can make without wheel bolt?
    Almost all kinds of truck parts we can make for you. Brake pads, center bolt, U bolt, steel plate pin, Truck Parts Repair Kits, casting, bearing and so on.

    Q3: Do you have an International Certificate of Qualification?
    Our company has obtained the 16949 quality inspection certificate, passed international quality management system certification and always adhere to automotive standards of GB/T3098.1-2000.

    Q4: Can products be made to order?
    Welcome to send drawings or samples to order.

    Q5: How much space does your factory occupy?
    It’s 23310 square meters.

    Q6: What is the contact information?
    Wechat, whatsapp, E-mail, mobile phone, Alibaba, website.

    Q7: What kind of materials are there?

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