Alloyed Casting Iron Balls

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Shandong Huamin Steel Ball Joint-stock Co.,Ltd

"Huamin Exporting Industry Zone " Jinan Shandong

0086-531-83809606

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Alloyed Casting Iron Balls


company	Shandong Huamin Steel Ball Joint-stock Co.,Ltd
Categories	LED Displays
Update	2011-01-26
Original Region	China
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Alloyed Casting Iron Balls

SIZE：17-100mm

MECHANICAL

NAME	BRAND	SURF HARDNESS		ENDURANCE IMPACT TEST（TIMES）
NAME	BRAND	QUENCHED	UNQUENCHED	ENDURANCE IMPACT TEST（TIMES）
HIGH CHROME CASING IRON BALL	ZQCr26	≥56	≥45	≥8000
HIGH CHROME CASING IRON BALL	ZQCr20	≥56	≥45	≥8000
HIGH CHROME CASING IRON BALL	ZQCr15	≥56	≥49	≥8000
MIDDLE CHROME CASING IRON BALL	ZQCr8	-	≥48	≥8000
LOW CHROME CASING IRON BALL	ZQCr2	-	≥45	≥8000
BAINTE DUCTILE CASING IRON BALL	ZQSi3	≥50	-	≥8000

SIZE OF CASTING BALLS

ITEMS	SIZES
ITEMS	10	15	20	25	30	40	50	60	70	80	90	100	110	120	130
TOLERANCE	+1.0 -0.5				+2.0 -1.0			+3.0 -1.0				+3.5 -1.5
DIFFEREENCE BEITWEEN MAX DIAM AND MIN DIAM

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