1. Main parts and materials & Standard & Testing

Parts Name	Material
Body、Bonnet、Disc	Grey iron GG25
Stem	Stainless Steel、Brass
Seal Ring	Stainless Steel、Brass

*Design and Manufacture: DIN3352 F4/F5; Face to Face standard: DIN3202/ISO5752; Flange End standard: DIN2501/GB-17241; Inspection standard: DIN3230/JB-T9092.
*Nominal pressure: PN10, PN16; Shell test: 1.5MPa, 2.4MPa; Seal test: 1.1MPa, 1.8MPa.

2. Drawing & Dimension

DN		40	50	65	80	100	125	150	200	250	300	350	400	450	500	600	700
L	F4	140	150	170	180	190	200	210	230	250	270	290	310	330	350	390
	F5	240	250	270	280	300	325	350	400	450	500	550	600	650	700	800
H	1.0MPa	284	294	333	383	494	522	598	729	880	1046	1258	1385	1554	1688	2150	2550
	1.6MPa		305	345	397	463	536	614	760	921	1074	1248	1382	1583	1820	2218	2616
D	1.0MPa	150	165	185	200	220	250	285	340	395	445	505	565	615	670	780	895
	1.6MPa									405	460	520	580	640	715	840	910
D1	1.0MPa	110	125	145	160	180	210	240	295	350	400	460	515	565	620	725	840
	1.6MPa									355	410	470	525	585	650	770

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