1. Main parts and materials & Standard & Testing

Parts Name	Material
Body、Bonnet	Ductile iron
Disc	Ductile iron with EPDM/NBR
Stem	Stainless Steel

*Design and Manufacture Standard: DIN3352 F4/F5, Face to Face standard: DIN3202/ISO5752, Flange End standard: DIN2501/GB-17241, Inspection standard: DIN3230/JB-T9092.
*Nominal pressure: 1.0Mpa, 1.6Mpa; Shell test: 1.5Mpa, 2.4Mpa; Seal test: 1.1Mpa, 1.76Mpa.

2. Drawing & Dimension

DN		40	50	65	80	100	125	150	200	250	300	350	400
L	F4	140	150	170	180	190	200	210	230	250	270	290	310
	F5	240	250	270	280	300	325	350	400	450	500	550	600
D	1.0MPa	150	165	185	200	220	250	285	340	405	460	520	580
	1.6MPa
D1	1.0MPa	110	125	145	160	180	210	240	295	350	400	460	515
	1.6MPa									355	410	470	525
H		301	312	337	403	434	536	577	630	862	991	1164	1284
n-d	1.0MPa	4-19	4-19	4-19	8-19	8-19	8-19	8-23	8-23	12-23	12-23	16-23	16-28
	1.6MPa								12-23	12-28	12-28	16-28	16-31

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