Hot Rolled Hollow Piston Rod Precision Steel Shaft

Specification: Hot Rolled Hollow Piston Rod Precision Steel Shaft Manufacturing process description: 1. Hydraulic shear

Basic Info.

Application	Oil Pipe, Hydraulic System
Electroplating Hardness	Hv800-1050
Surface	Hard-Chromed
Tolerance	H8 H9
Product Name	Hot Rolled Hollow Piston Rod Precision Steel Shaft
Transport Package	Oil Apply+ Carton+Pallet
Specification	Customization
Origin	Ningbo

Product Description

Specification:

Hot Rolled Hollow Piston Rod Precision Steel Shaft
Standard	DIN2391, EN10305, JIS G3445, ASTM A519, GB/T 8713...
Material	All kind of brass,copper,stainless steel etc...
Heat treatment	BKS
Specification	Outer diameter(mm)	Inner diameter(mm)
	50-300mm	40-250
I.D Tolerance	H8-H9
Length	200-600m (Customers usually choose the 300~500m)
Straightness	1/1000
ID roughness	RA 0.4micron(max)
Technology	Honed & SRB(SKIVED AND ROLLER BURNISHED )
Scope	Honed tube for hydraulic cylinder, swivel crane, injection machine and construction machine application

Hot Rolled Hollow Piston Rod Precision Steel Shaft

Manufacturing process description:
1. Hydraulic shear cutting
2. CNC machining + additional broaching and milling operations
3. Induction hardening at a range of different frequencies and powers
4. Rotary straightening
5. Proportionally servo controlled CNC grinding
6. Leading edge technologies for hard chromium,
7. Dehydrogenation and tempering
8. Wet polish and superfinish polish with 100% surface condition control
9. Export Packaging
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