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Cold drawn coils

Cold drawn coils are produced in accordance with the European standard EN 12166. These are high precision rolled products suitable for efficient chip removal in the free-form process. They increase production speed and productivity by reducing machine loading times.

Types of alloys

Production ranges

Tolerances

Types of alloys

Production ranges

Designation				Cold Drawn		Extruded	Cold Drawn Polygons		Extruded Polygons
Standards				Diameter (mm)			Width Across-flats (mm)
Product Code	EN Symbol	EN No	ASTM	Min	Max	Max	Min	Max	Max
S614	CuZn39Pb3	CW614N	C38500	6	80	140	6	55	100
S617	CuZn40Pb2	CW617N	C38000	6	80	140	6	55	100
S602	CuZn36Pb2As	CW602N	C35330	10	80	140	10	55	100
S608	CuZn38Pb2	CW608N	–	6	80	140	6	55	100
S612	CuZn39Pb2	CW612N	C37700	8	80	140	8	55	100
S603	CuZn36Pb3	CW603N	C36000	10	80	140	10	55	100
Ecobrass	CuZn21Si3P	CW724R	C69300	10	80	90	10	55	90
S509	CuZn40	CuZn40	C27450	6	80	140	6	55	100
S510	CuZn42	CW510L	C28500	6	80	140	6	55	100
S511	CuZn38As	CW511L	C27453	10	80	140	10	55	100
S625	CuZn35Pb1,5AlAs	CW625N	–	10	80	140	10	55	100
S626	CuZn33Pb1,5AlAs	CW626N	–	10	80	140	10	55	100
S709	CuZn32Pb2AsFeSi	CW709R	–	8	80	140	8	55	100
S713	CuZn37Mn3Al2PbSi	CW713R	C67420	8	80	140	8	55	100

Tolerances

Standard		EN 12165
Nominal Diameter		Tolerances
Over	Up to and including	Class A	Class B
5	6	–	–
6	10	±0,25	±0,14
10	13	±0,25	±0,14
13	18	±0,25	±0,14
18	20	±0,30	±0,17
20	23	±0,30	±0,17
23	26	±0,30	±0,17
26	30	±0,30	±0,17
30	50	±0,60	±0,20
50	55	±0,70	±0,37
55	65	±0,70	±0,37
65	80	±0,70	±0,37
80	120	±2	–
120	140	±2,5	–

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Sarbak Metal Bulgaria represents the eponymous Turkish manufacturer on the Balkan Peninsula.

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