Piston quick-open mud valve J644X-10/16

Product drawing

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Product dimensions

Technical Documentation

1. Design standard CJ/T 196-2004

2. Flange standard GB/T 17241-2024

3. Testing and Inspection GB/T 13927-2022

Product Parts List

serial number	name	material	quantity	serial number	name	material	quantity
1	valve body	QT450	1	10	Middle valve cover+cylinder seat	QT450	1
2	hex nut	A2-70	1	11	hex head bolt	A2-70	8
3	V-shaped ring	NBR	2	12	flat washer	A2	8
4	O-ring	NBR	1	13	O-ring	NBR	1
5	valve disc	QT450+NBR	1	14	flat washer	A2	6
6	valve stem	2Cr13	1	15	piston	QT450	1
7	O-ring	NBR	2	16	cylinder liner	tetrafluoro	1
8	hex nut	A2-70	2	17	Upper valve cover	QT450	1
9	O-ring	NBR	1	18	hex head bolt	A2-70	6

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