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Cylinder tubes pipes bars

DESCRIPTION: HOT ROLLED STEEL PIPE thick, SEAMLESS, INTERNALLY rebored and honed,for hydraulic cylinders.

STEELS:
And 355 + AR (STANDARD)
And 355 + N (A REQUEST)

PROPERTY 'MECHANICAL:
And 355 + 355 + N AR E
BREAKING Rm N / mm ² min. 510 510
YIELD Rp 0.2 N / mm ² min. 350 350
ELONGATION% A5d min. 20 20
RESILIENCE KCV (-20 ° C) Joules min. --- 35

CHEMICAL ANALYSIS:
NM% C% S% P%% YES
0.20 Max. 1.10 to 1.40 0.35 Max. 0.035 max 0.035 max

TOLERANCES:
GENERAL WITH EN 10297-1
ON OUTER DIAMETER: + / - 1%
ON THICKNESS: + / - 12.5%
Straightness errors': Max Arrow 1 / 1000 of the total length if straightened pad.
STRAIGHTNESS 'INTERNAL: 0.2 / 1000 on request
ON DIAM. INTERNAL AND BORING AFTER SANDING: H8 - H11
(based on the ratio / sp. see spec. Prod. No. 01)
ROUGHNESS 'SMOOTH SURFACE:
MY MAX 0.3 Ra (ISO 468/91)
LENGTH: COMMERCIAL 2 to 10 m.

CERTIFICATION AND MARKING:
EN 10204:2004 / 3.1 with the corresponding heat number marked on the tube

PACKING:
OILING INTERNAL RUST (see page 29), END 'FOR ALL PLASTIC TUBECLOSED WITH CAPS IN THE PALACE OF BUNDLES KG 3000. MAX

 

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