Fonderie Giroud Industrie | Matières

MECHANICAL PROPERTIES

Description of the material	Digital code	Decisive wall thickness	Tensile strength Rm in separate samples in N/mm2	Tensile strength Rm in attached samples in N/mm2	Tensile strength Rm for casting moulded in N/mm2
EN-GJL 100	EN-JL-1010	5 to 40 mm	100 à 200	-	-
EN-GJL 150	EN-JL-1020	2,5 to 5 mm	150 à 250	-	180
		5 to 10 mm		-	155
		10 to 20 mm		-	130
		20 to 40 mm		120	110
		40 to 80 mm		110	95
		80 to 150 mm		100	80
		150 to 300 mm		90	-
EN-GJL 200	EN-JL-1030	2,5 to 5 mm	200 à 300	-	230
		5 to 10 mm		-	205
		10 to 20 mm		-	180
		20 to 40 mm		170	155
		40 to 80 mm		150	130
		80 to 150 mm		140	115
		150 to 300 mm		130	-
EN-GJL 250	EN-JL-1040	5 to10 mm	250 à 350	-	250
		10 to 20 mm		-	225
		20 to 40 mm		210	195
		40 to 80 mm		190	170
		80 to 150 mm		170	15
		150 to 300 mm		160	-
EN-GJL 300	EN-JL-1050	10 to 20 mm	300 à 400	-	270
		20 to 40 mm		250	240
		40 to 80 mm		220	210
		80 to 150 mm		210	195
		150 to 300 mm		190	0
EN-GJL 350	EN-JL-1060	10 to 20 mm	350 à 450	-	315
		20 to 40 mm		290	280
		40 to 80 mm		260	250
		80 to 150 mm		230	225
		150 to 300 mm		210	-
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TECHNICAL DATA

Characteristics	unit	EN GJL 150	EN GJL 200	EN GJL 250	EN GJL 300	EN GJL 350
coercive field	A/m	560 à 720
density	Kg/dm3	7,7	7,15	7,20	7,25	7,30
thermal conductivity at 100°C at 200°C at 300°C at 400°C at 500°C	W(K.m)	52,5 51,0 50,0 49,0 48,5	50,0 49,0 48,0 47,0 46,0	48,5 47,5 46,5 45,0 44,5	47,5 46,0 45,0 44,0 43,0	45,5 44,5 43,5 42,0 41,5
Specific thermal capacity between 20°C and 200°C between 20°C and 600°C	J/(kg.K)	460 535
Coefficient of linear expansion between -100°C and 20°C between 20°C and 200°C between 200°C and 400°C	µm(m.K)	10 11,7 13
maximum permeability	µH/m	220 à 330
loss per hysterisis (B=IT)	J/m3	2500 à 3000
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