China suppliers Bicycle Bottom Bracket Bolts crank screws m8

$0.20 - $2.00
Min. Order
3000 Pieces
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Company Information

Chuanghe Fastener Co., Ltd.

CN Manufacturer, Trading Company
Response Time
Response Rate:
US$ 80,000+
7 Years Paid Supplier Supplier Trade Assurance
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Quick Details

Port: Shenzhen
Payment Terms: L/C,T/T,Western Union
Supply Ability: 10000000 Piece/Pieces per Month
Brand Name: chuanghe
Chainwheel Teeth: NA
Place of Origin: Guangdong China
color: black,original,blue or other availabile
Use: Mountain Bikes,Road Bicycles
certificate: ISO9001:2000;ISO14001:2004
Specification: M8/M10
Material: Steel,Steel,Aluminum Alloy,Titanium,Stainless steel,
Suface treatment: Polished,Anodizing
Model Number: CH-BS-04
rebility test: mechanical, hardness test, solid endurance test
Crank Length: NA
Packaging Detail: 1. Plastic Bags+Carton+ Pallet(Carton size: 20cm*20cm*15cm) 2.according to customers requirements. 3.Suitable for sea shipping and air shipping

QQ20180411204928Factory suppliers Bicycle Bottom Bracket Bolts crank screw


Hot bike bicycle titanium screws bolts/bicycle parts electric bicycle kit/bicycle ball screw/ Bicycle Bottom Bracket Bolts Screws/ crankset fixing bolt screw

Product Description
Item Name

titanium screw,titanium bolt,titanium nut,  Bicycle Bottom Bracket Bolts Screws


titanium,titanium alloy,stainless steel


GR2 and GR5 (Popular Grade)



DIN912, DIN931, DIN933, DIN985, DIN7991, DIN6923, DIN6921, DIN125A, ETC.


Head Type

Round, Pan, Hex, Flat, Button, Truss, Oval, Binding, Chese, Fillister, etc

Drive type

Slotted, Hex, Allen, Torx, Spline Drive, etc

Surface TreatmentPolishing,milling, Anodizing

CNC processing, mechanically polished, milling, thread rolling, forged, etc.


light weight, Excellent resistance, anti-corrosion,

excellent mechanical strength etc.



Equipment accessories: airplane, ship, bicycle, motorcycle, auto,

medical, chemical, wheelchair, sports, anchor, weapon, etc.

Test and Quality

1.ISO 9001:2008

2.Mechanical properties test.

3.inspection ensure the materials meet destructive and non-destructive test according to industry and customer specification

Delivery time

10-15 days


bule, red yellow, green, gold

PaymentL/C,T/T,Western payment,


Mechanical information about our Titanium alloy bolts



Tensile strength : Heat treated to 950Mpa~1000Mpa


Yield strength : 870Mpa~925Mpa(126,000psi~134,000psi)


Hardness : 30 HRC-40HRC


Shear strength : 500Mpa~550Mpa


Elongation : 14%~18%


Working temp : Up to 500°C


Grade:Class8.8 ,Class10.9,Class 12.9


Detailed Images

bicycle screw.jpg


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Company Information



 certificationcustomer feedback-


_11-why choose us.jpg

1. Quality Certification: SGS, ROHS, ISO9001:2008, ISO14001:2004

2. Professional testing: 100% of full line testing system, in lines with ISO standard.

3. Salt spray time: 2 hours, 24 hours, 48 hours, 96 hours, 1000 hours we can do as per need. And can offer with salt spray checking report.

4. Inspection equipment: Sclerometer, Hardness tester, Caliper, Torsion meter, Salt atmosphere testing machine, Projector,Die gage, Image screening instrume etc.

5. Highly competitive prices.

6. we can manufacture according to client design.



 We are willing to provide with sample for quality and function testing. We are a certified firm with ISO 9001: 2008. Our products are excellent in quality and reasonable in price.





Q1: Why choose Chuanghe?

To provide our customers with first-class services in the supply of quality crankset fixing bolt screw minimizing costs.


Q2: How is quality ensured?
All our processes strictly adhere to ISO9001:2008 procedures. We have strict quality control from producing to delivery. Our company had strong technology support, 80% of our colleagues are master or bachelor's degree. We have cultivated a group of managers who are familiar with product quality , good at modern concept of management.


Q3: Can You Strictly Follow The Tolerance on The Drawing And Meet The High Precision?
Yes, we can, we can provide high precision parts and make the parts as your drawing.


Q4: How should I order and make payment?
By T/T, for samples 100% with the order; for production, 30% paid for deposit by T/T before production arrangement, the balance to be paid before shipment. negotiation accepted.


Q5: What’s your Delivery Time?
Standard parts: 7-20days
Non-standard parts: 15-25days
We will make the delivery as soon as possible with the guarantee quality


Q6:How to Custom-made (OEM/ODM)?
If you have a new product drawing or a sample, please send to us, and we can custom-made the as your required. We will also provide our professional advices of the products to make the design to be more realized & maximize the performance.

Q7:Which mode of transport would be better?
In general, the product are heavy, we advice to make delivery by sea, Also we respect your views of other transportation as well.




 If you want t get an accurate quotation, please provide below information to us.

  • Products drawing
  • Products material
  • Products size
  • Products surface finishing


if you are interested in our product,please send us inquiry freely. we also accept sample order.thank you!