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Brass internal thread check valve

Brass internal thread check valve

Product drawing

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Product dimensions

NPS	d	L	H
1/2"	15	61	32
3/4"	20	66	33
1"	25	66	40
1 1/4"	32	85	48
1 1/2"	40	96	53
2"	50	113	62

Technical Documentation

1. Implement the standard GB/T 8464-2023

2. Testing standard GB/T 13927-2008

3. Threaded connection standard ISO 228-1-2000 (GB/T 7307-2001)

4. Material standard GB/T 12225-2018

Product Parts List

serial number	name	material	serial number	name	material
1	valve body	H59-1	5	shim-A	PTFE
2	valve plate	H59-1	6	And hat	H59-1
3	hinge pin	H59-1	7	shim-B	PTFE
4	bolt	H59-1	-	-	-

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