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Extended-neck Forged Steel Flange Gate Valve

Type of construction

Technical requirements

1? Design and manufacture?API STD.602

2? Socket hole dimension per JIS B2306

3?Inspection and test per API598

4?Construction U.B,OS&Y

5? Body material:A105?304?316?304L?316L?F321

Dimensions and weights

Norm		d	L	W	A	B	C	H1	Kg
inch	DN	d	L	W	A	B	C	H1	Kg
1/2	15	15	92	100	33	22.2	9.6	90	12
3/4	20	20	111	125	39	27.7	12.7	90	12
1	25	25	127	150	48	34.5	12.7	100	14
1 1/2	40	38	171	180	64	49.1	12.7	110	25

Order number?304?316?304L?316L?

Material of main body	Code of inner parts
	22	25	26	27
	STL/STL	316/STL	18-8/18-8	H?C?/H?C?
304	ZUL6S22P	ZUL6S25P	ZUL6S26P	ZUL6S27P
316	ZUL6S22R	ZUL6S25R	ZUL6S26R	ZUL6S27R
304L	ZUL6S22S	ZUL6S25S	ZUL6S26S	ZUL6S27S
316L	ZUL6S22L	ZUL6S25L	ZUL6S26L	ZUL6S27L
F321		ZUL6S25F

Note:Of the inner part"29"(304/304),the stem material is 304.

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