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TANUJ HYDRAULICS PRIVATE LIMITED

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Product Code : 04,05

Product Specification

MATERIAL SPECIFICATION TWT-001-R0

TITLE: CYLINDER TUBE ST52.3 PAGE NO: 1 OF 1

DATE: 25.01.2009

1.SCOPE

Hydraulic cylinder tube for tractor,forklift,crane,construction m/c and machine

tool application

2. MATERIAL SPECIFICATION AND REF. DOCUMENT

ST52.3,BK,DIN2393

3. CHEMICAL COMPOSITION (%)

C (Max) Mn(Max) Si(Max) S(Max) P(Max)

0.22 1.6 0.55 0.04 0.04

4. MECHANICAL PROPERTIES

UTS (Min.) Y.S (Min.) %EL5.65Ã¢Ë†Å¡A(Min)

600 N/MM2 500 N/MM2 10

5. SUPPLY CONDITION

ERW, drawn over mandrel,no heattreatment, special smoot inside

6. SURFACE ROUGHNESS

Ra Ã¢â€°Â¤0.8 Micron

7. TOLERANCES ON INNER DIA

ISO H9

8.TOLERANCES ON WALL THICKNESS

Plus or Minus 5% of wall thickness

9. STRAIGHTNESS

Ã¢â€°Â¤1 mm/M

10. TUBE ENDS

Tube ends shall be cut nominally square to the axis and free from burs

11. APPEARANCE

Tube shall have a smooth internal and external surface consistent with cold working

process,tube inner surface should be free from rust,scratches and other surface

irregularities.

12. CERTIFICATION

Material certifivates as per EN 10204/3.1B

13. PACKING

Anti rust oil to be applied on material and both ends closed by plastic cap and

bundled by steel strips.

	MATERIAL SPECIFICATION					TWT-002-R0
	TITLE:	CYLINDER TUBE ST52.3,HONED				PAGE NO: 1 OF 1
	TITLE:	CYLINDER TUBE ST52.3,HONED				DATE: 05.01.2009


1.SCOPE
	Hydraulic cylinder tube for tractor,forklift,crane,construction m/c and machine
	tool application

2. MATERIAL SPECIFICATION AND REF. DOCUMENT
	ST52.3,BK,DIN2393

3. CHEMICAL COMPOSITION (%)

	C (Max)	Mn(Max)	Si(Max)	S(Max)	P(Max)
	0.22	1.6	0.55	0.04	0.04

4. MECHANICAL PROPERTIES

	UTS (Min.)		Y.S (Min.)		%EL5.65Ã¢Ë†Å¡A(Min)
	600 N/MM2		500 N/MM2		10

5. SUPPLY CONDITION
	ERW, drawn over mandrel,no heattreatment, special smoot inside

6. SURFACE ROUGHNESS
	Ra Ã¢â€°Â¤0.3 Micron

7. TOLERANCES ON INNER DIA
	ISO H9

8.TOLERANCES ON WALL THICKNESS
	Plus or Minus 5% of wall thickness

9. STRAIGHTNESS
	Ã¢â€°Â¤1 mm/M

10. TUBE ENDS
	Tube ends shall be cut nominally square to the axis and free from burs

11. APPEARANCE
	Tube shall have a smooth internal and external surface consistent with cold working
	process,tube inner surface should be free from rust,scratches and other surface
	irregularities.

12. CERTIFICATION
	Material certifivates as per EN 10204/3.1B

13. PACKING
	Anti rust oil to be applied on material and both ends closed by plastic cap and
	bundled by steel strips.

14. EQUIVALENT MATERIAL
	E355(ST52.3) AS PER EN10305-2+C:2002

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