DIN3352 GG25 cast iron Gate valve

Brand:aa

Product detail:

DZ45T-16  FLANGE END NON-RISING STEM GATE VALVE

Metal seat, GG25 cast iron body Gate valve

Flange end, handwheel operated Gate valve

 

Technical Requirement

1. Design manufacture confoms to DIN3352.

2.Face to face dimension confoms to Series15 of BS EN 558-1

3. Flange drilled confoms to BS EN 10920

Scope of application

Nominal Pressure:	1.6 MPa
Shell test pressure:	2.4 MPa
Seat test pressure:	1.76 MPa
Suitable medium:	Water,oil,steam

Test time		Seat	Shell
	≤4s	120S	120S
	5-10s	300S	300S
	≥12s	300S	900S

 

Drawing:

 

 

 

 

Main parts dimension;

 

 

 

DN	L		D	D1	D2	D0	B	n-d	f
40	240		150	110	88	160	18	4-19	3
50	250		165	125	102	160	20	4-19	3
65	270		185	145	122	160	20	4-19	3
80	280		200	160	138	160	22	8-19	3
100	300		220	180	158	200	24	8-19	3
125	325		250	210	188	250	26	8-19	3
150	350		285	240	212	250	26	8-23	3
200	400		340	295	268	250	30	12-23	3
250	450		405	355	320	320	32	12-28	3
300	500		460	410	378	320	32	12-28	4
350	550		520	470	438	400	36	16-28	4
400	600		580	525	490	400	38	16-31	4

Main parts of material

 

NO.	Name of part	Meterial	German standard
1	Body	cast  iron	DIN1691 GG25
2	body seat ring	cast brass	DIN17666
3	wedge seat ring	cast brass	DIN17666
4	wedge	cast iron	DIN1691 GG25
5	Stem nut	cast brass
6	stem	steel	DIN17440 X20Cr13
7	bolt	steel	DIN17100 RSt37-2
8	nut	steel	DIN17100 RSt37-2
9	gasket	graphite
10	bornnet	cast iron	DIN1691 GG25
11	T-bolt	steel	DIN17100 RSt37-2
12	gasket	graphite
13	stuffing box	cast iron	DIN1691 GG25
14	packing	graphite
15	gland follower	cast iron	DIN1691 GG25
16	nut	steel	DIN17100 RSt37-2
17	handwheel	cast iron	DIN1691 GG25
18	washer	steel	DIN17100 RSt37-2
19	nut	steel	DIN17100 RSt37-2

 

Pictures.