ST52 Honed tube and hard chrome plated rod 30-273MM manufacturer from China HebeiGangxinTechnologyCo.,ltd

Product Detail

Model No.: 30-273MM

Production Capacity: 100 tons /month

Delivery Date: 30 days once confirmed orde...

Feature: inside brightness

Steel grade: 20#/ST52

Means of Transport: Ocean

Packing: By bundles

Materials: ST52/45#/20#

Tolerance: h8

Length: 1-6M

Honed hydraulic tubes
The seamless tube for hydraulic cylinders, obtained from high quality cold drawn tubes, available in a wide dimensional range.

Honed hydraulic tubes

The seamless tube for hydraulic cylinders, obtained from high quality cold drawn tubes, available in a wide dimensional range.

OTHER STEEL GRADE AND STANDARD

EN 10305-1	Material No.	DIN 2391	STAS	AFNOR	BS	UNI EN 10025	JIS	GOST 19281-89	AISI SAE ASTM
E355	1.0580	St52-3	OL52-3	E36-4	4360-50D	Fe510	SM490A	17G1S	1024

Technical Specifications

Technical Specifications
Steel Grade	CK45/ E355 (EN 10305-1) / St52-3 (DIN 2391)
Heat Treatment	+SR (EN 10305-1) / BK+S (DIN 2391)
Inside diameter range	Ø40 to Ø250 mm
Tolerance Class	ISO H8
Standard Lengths	5 – 8 meter (can be supplied in special lengths upon request.)
Inside Surface Roughness	Ra ≤ 0.22 µm
Local Deviation	max. 1 mm : 1000 mm
Total Deviation	Tubes with length ≤ 6 m: max. 3.5 mm : 1000 mm
Tubes with length > 6 m: for each meter over 6 m the tolerance must be increased by 0.5 mm