Railway track bolts and nuts

Specifications

Place of origion: Suzhou, China ( Mainland)

Size: 22x145 or per as you demands

Standard: GB. DIN . ISO. ANSI

Material : carbon steel, stailless stell, etc

Useage: railway

We can offer five different surface treatments as following:
1. Black coating.
2. Plating white zinc or yellow zinc (color-zinc).
Salt spray test time: 72 hours, non-rusting
3. Hot galvanizing.
Salt spray test time: 120 hours, 380hours, 500hours, non-rusting
4. Dacromet.
Salt spray test time: 120 hours, 380hours, 500hours, 1000hours, non-rusting
5. Black electric melting.
Salt spray test time: 120 hours, 380hours, 500hours, 1000hours, non-rusting

Besides ,we can according to u drawings to manufacture all kinds of non-standard fastener.

Package: woven bags with pallet or according to you requirement

Payment terms: T/T or L/C

Delivery time: according to the order quantity

Month capacity: 600tons