Dog Spike/Rail Dog Spikes/China Railway Fasteners Producer

Product Overview

Description

Dog Spike/Rail Dog Spikes/China Railway Fasteners Producer

 

Material

• Q235 (main)
• 35#
• 45#
• 40Cr

Grade

• 4.6
• 4.8 (main)
• 5.6
• 8.8
• 10.9

Surface Treatment

• plain (oiled) (main)
• color paint
• black oxide
• galavazing
• DHG
• wax
• bitumenizing

Grade	4.6	5 .6	8.8	10.9
Material	Q235	35#	45#	40Cr
Mechanical	Tensile strength:  ≥ 400Mpa	Tensile strength: ≥ 500Mpa	Tensile strength: ≥ 800Mpa	Tensile strength: ≥ 1000Mpa
	Yield strength: ≥ 240Mpa	Yield strength: ≥ 300Mpa	Yield strength: ≥ 640Mpa	Yield strength: ≥ 900Mpa
	Elongation: ≥ 22%	Elongation: ≥ 20%	Elongation: ≥ 12%	Elongation: ≥ 9%
	Cold bending: 90 degree	Cold bending: 90 degree	Cold bending: 90 degree	Cold bending: 90 degree
	without crack	without crack	without crack	without crack
Surface	plain (oiled) , Oxide black, Zinc, HDG, wax, bitumen, Dacromet, Sherardizing

Producing process

• raw material
• wire drawing
• shearing
• molding
• wire rolling
• heating treatment
• surface treatment
• finished product