Number

Item

Specification

1

Material

Carbon steel, stainless steel, steel:45#, 20#,40Cr, 3Cr13, 4Cr13, 9Cr18, 302, 303, 304, 316, GCr15 etc. or as per customer's requirement.

2

Diameter

1.2mm~100mm, tolerance:0.002mm

3

Length

Max.1000mm

4

Roundness

0.0005mm

5

Run out

0.005mm

6

Roughness

Ra0.04,Ry0.4

7

Hardness

HRC +/-2

8

Heat treatment

Point hardening(high frequency), quench hardening, carburizing

9

Surface treatment

Zinc plating, phosphating, nigrescence, chrome plating, nitriding, nickel plating, passivating etc.

10

OEM service

Providing us the drawing with detail information.

11

Package

PE bags or blister box inside and outer standard carton, plywood case. According to customer's requirements.