Крепежные элементы Prostar шестигранные болты гайки шайбы

Threaded rod have a hexagonal head, are partially threaded and are used in machinery and construction applications.
They can be used with a nut or in a tapped hole and are tightened with a hex key or wrench.
Hexagon bolts are suitable for heavy duty fastening applications such as on bridges, buildings and road structures.

Materials used for Hex Bolts
* Brass is a copper alloy which is more expensive than steel. It gives a better level of corrosion resistance.
* Stainless Steel gives good corrosion resistance and can be used outdoors. There are two different types of stainless steel: A4
(316) has a higher corrosion resistance than A2 (304). Both grades can handle low and high temperatures.
* Steel comes in different grade and strengths. A higher number indicates a stronger, more hardened material.
* Zinc Plated Steel is used on bolts for indoor use and gives a moderate corrosion resistance.

Hex Nuts

 Channel Nuts

Hex Bolts

Q1: Finishes?
A: Pre-galvanized, Electro-galvanized and Hot-dip galvanized.

Q2: Are you manufacture?
A: Yes,we have factory and warehouse in Fuyang Hangzhou city.

Q3: How can I request product samples?
A: The samples are free but courier charge will be collected. Please send us samples list and courier account number.

Q4: How can I request a product catalog?  
A: The hard copies of catalogs are free but courier charge will be collected. 

     The PDF catalog we can send to you by email or WeTransfer.

Q5: What is your payment terms?
A: 30% T/T deposit,balance against B/L faxed copy; 

    Irrevocable L/C 100% at sight and irrevocable.

Q6: How about the delivery time?
A:  Accord to your order list and quantity,mostly delivery in 30days.

Q7. Why choose us?
1. We are China Leading supply of Electrical Pipe,Strut Channel and Fittings.
2. PST is famous brand and already approved by project engineer in different country.
3. Inspected by the Inspection Institution of UL Certification.
4. 100% QC inspection before Shipment.
5. Best Quality & Best Service with Competitive price.