China Gardrail Bolt Carriage Bolt Lock Nut

Guardrail Bolts and NutsThis bolt mainly used at gardrail,including lock nut,hex.nut,square washer,round washer,hex.bolt and square neck with mushroom head bolt.

1 .Material: steel: Q235 (S235JR /ASTM A283M) or Q345 (S355JR /ASTM A529M 1994)

2. Standard specification: M16X35,M16X42,M16X45,M16X50,M16X150,M16X160,MElectric Motor 16X170,M16X180

3. Surface finishing: Hot dipped galvanized finish or zinc powder coated.paint.

4. Zinc coating thickness (double sides):40g/m2,100g/m2,200g/m2,300g/m2,550 g/m2 (40µ) /1100 g/m2 (80µ)

5. Relevant parts required for guard rails: post, spacer (C, Uand Sigma types etc)

6. Other special specification as per client's requirement or drawings.

Product

Type

Material

Surface finish

Standard

Features

Certificate

gardrail bolt

M16

Q235(S235JR /ASTM A283M)Q345 (S355JR /ASTM A529M 1994)Q255JR

1. hConstruction Equipment & Tools ot dipped galManufacturing & Processing Machinery vanized2. powder coating3. zinc coating

EN1317 EU USA AS/NZS etc

high intensitydurablecorrosion resistant

GB/T9001-2000

We are professional manufacturer of bolt and nuts,see picture as follows:

Q1.What is your main products?
A1:Our main products are fasteners: bolts, screws, rGPS ods, nuts, washers, anchors .

Q2. How to ensure that every process's quality?

A2:Every process will be checked by our quality inspection department which insures every product's quality. In the production of products, we will personally go to the factory to check the quality of products.Q3Other Instruments & Meters .How long is your delivery time?
A3:Our delivery time is generally 10 to 25 days. Or according to the quantity.Q4. What is your payment method?
A4:30% value of T/T in advance and other 70% balance on B/L copy.big order we accept LC payment.
For small order less than 1000USD, would suggest you pay 100% in advance to reduce the bank charges.Q5.Can you provide asample?
A5:Sure, Our sample is provided free of charge, but not including courier fees.