2017 High quality 1D-4643 Hexagonal Bolt - Reliable Supplier Carriage bolt DIN603 black oxide grade 8.8 – Yuhe

Our concentrate on should be to consolidate and enhance the quality and service of present products, meanwhile consistently produce new products to meet unique customers’ demands for Reliable Supplier Carriage bolt DIN603 black oxide grade 8.8, For further queries or should you have any question regarding our solutions, you should usually do not wait to speak to us.
Our concentrate on should be to consolidate and enhance the quality and service of present products, meanwhile consistently produce new products to meet unique customers’ demands for , We welcome you to visit our company, factory and our showroom displayed various items that will meet your expectation, meanwhile, it is convenient to visit our website, our sales staff will try their efforts to supply you the best service. If you require more information, you should do not hesitate to contact us by E-mail or telephone.
We specialized in fastener for 20 years ,with good quality  and lowest price .

Bolt performance grade, namely the bolt performance grade for steel structure connection, is divided into more than 10 grades, such as 3.6, 4.6, 4.8, 5.6, 6.8, 8.8, 9.8, 10.9, 12.9, etc.Bolt performance grade label consists of two parts, which respectively represent the nominal tensile strength value and bending strength ratio of bolt material.

Processes
First, we have our own High-precision Digital Machining center for mould making in special Mould Workshop, excellent mould make product beautiful appearance and its size accurately.
The second, we adopt blasting procession, removing Oxidation surface , make the surface to be bright and clean and uniform and beautiful.
The third, in heat treatment: We use the Digtal Controlled-atmosphere Automatic heat treatment Furnace, we also have four mesh belt convey furnaces, We can deal with the products in different sizes keeping the non-oxidation surface

FAQ
Q: Are you trading company or manufacturer ?
A: We are factory.
Q: How long is your delivery time?
A: Generally it is 5-7 days if the goods are in stock. or it is 15-20 days if the goods are not in stock, it is according to quantity.
Q: Do you provide samples ? is it free or extra ?
A: Yes, we could offer the sample for free charge but do not pay the cost of freight.
Q: What is your terms of payment ?
A: Payment<=1000USD, 100% in advance. Payment>=1000USD, 30% T/T in advance ,balance before shippment.