Honed Tubes & Chrome Bars

Chrome Rod

The standard for hydraulic applications, offering excellent surface, optimal corrosion resistance, and competitive price.

INTERNATIONAL STANDARDS

EN 10083 : C45E

Werkstoff Nr. : 1.1191/1.1201

DIN : Ck45
STAS 500 : OLC45X
AFNOR-A36101-A35501 : 2C45-XC42H1-XC45-XC48H1
BS-1449-4360 : 080M46-060A47
UNI-7070 : C43-C46
JIS -G3106 : S45C -S48C
GOST-380-19281 : 45
AISI-SAE-ASTM : 1045

Steel grade : C45E (+N) (EN 10083)
Diameter range (metric) : 6 – 200 mm
Diameter range (imperial) : 1/4″ – 8″
Tolerance : ISO f7 (upon request: h7) (EN ISO 286-2)
Roundness : IT / 2
Standard length : – for Ø < 60 mm: 5600 – 6200 mm- for Ø ≥ 60 mm: 6500 – 7200 mmUpon request: special lengths on all diameters
Surface roughness : Ra max. 0.20 µm (statistic average: 0.05 – 0.15 µm) (EN ISO 4287)Chrome layer thickness : < Ø20 mm: min. 15 µm≥ Ø20 mm: min. 20 µmChrome layer hardness : min. 900 HV(0.1)
Straightness : ≤ Ø16 mm: max. 0.3 mm : 1000 mm> Ø16 mm: max. 0.2 mm : 1000 mm

Honed Tubes

Honed tube for hydraulic cylinders are obtained from high quality cold drawn tubes, available in a wide dimensional range, ranging from 40 mm ID to 250 mm ID

International Standards
EN 10305-1: E355
Werkstoff Nr. : 1.0580
DIN 2391: St52-3
STAS: OL52-3
AFNOR: E36-4
BS : 4360-50D
UNI EN 10025: Fe510
JIS : SM490A
GOST 19281-89 :17G1S
AISI / SAE / ASTM: 1024

Quality specifications
Steel grade :E355 (EN 10305-1) / St52-3 (DIN 2391)
Heat treatment : +SR (EN 10305-1) / BK+S (DIN 2391)
Diameter range (metric) : from OD 40 x ID 30 mm to OD 300 x ID 250 mm(bigger dimensions: upon request)
Diameter range (imperial) : from OD 2″ x ID 1½” to OD 8″ x ID 7″(bigger dimensions: upon request)
Tolerance : ISO H8 (EN ISO 286-2)
Standard length : 6000 – 8000 mm for ID 70 mm7000 – 9000 mm for ID >75 mm(upon request: special lengths)
Surface finish (ID) : Ra ≤ 0.20 µm – skived and roller burnished tubeRa ≤ 0.40 µm – honed tube
Straightness : max. 1 mm : 1000 mm
Total deviation- tubes with length 6 m: max. 3.5 mm : length
– tubes with length > 6 m: for each metre over 6 m
the tolerance must be increased by 0.5 mm
Eccentricity : ≤ 10% according to the standard EN 10305-1
Roundness : within the limits of the ID tolerances