Sight Glass / Window HGS07-Fluoroplastic-Lined Sight Glass Series-Zhejiang Lierduo Valve Co., Ltd.

Main component materials
serial number	Part Name	carbon steel	stainless steel		Ultra low carbon stainless steel
serial number	Part Name	C	P	R	PL	RL
1	valve body	WCB	CF8	CF8M	CF3	CF3M
2	glass	Tempered steel, high borosilicate, quartz
3	Lining layer	FEP(F46)/PTFE(F4)/PFA
4	bolt	25#	304	316	304	316
5	nut	25#	304	316	304	316

Main connection dimensions and weight
Nominal diameter DN (mm)	standard value
	L	D	D1	D2	f	Z-Φd	kg
	PN0.6MPa
25	250	100	75	60	3	4-Φ12	4
32	250	120	90	70	3	4-Φ14	5
40	250	130	100	80	3	4-Φ14	6.3
50	250	140	110	90	3	4-Φ14	8
65	250	160	130	110	3	4-Φ14	11
80	250	190	150	125	3	4-Φ18	13
100	250	210	170	145	3	4-Φ18	14.5
125	250	240	200	175	3.5	8-Φ18	19
150	300	265	225	200	3.5	8-Φ18	23
200	300	320	280	225	3.5	8-Φ18	27
PN1.0MPa
25	250	115	85	65	3	4-Φ14	4
32	250	140	100	75	3	4-Φ18	5
40	250	150	110	85	3	4-Φ18	6.3
50	250	165	125	100	3	4-Φ18	8
65	250	185	145	120	3	4-Φ18	11
80	250	200	160	135	3	8-Φ18	13
100	250	220	180	155	3	8-Φ18	14.5
125	250	250	210	185	3.5	8-Φ18	19
150	300	285	240	210	3.5	8-Φ22	23
200	300	340	295	265	3.5	8-Φ22	27
PN1.6MPa
25	250	115	85	65	3	4-Φ14	4
32	250	140	100	75	3	4-Φ18	5
40	250	150	110	85	3	4-Φ18	6.3
50	250	165	125	100	3	4-Φ18	8
65	250	185	145	120	3	4-Φ18	11
80	250	200	160	135	3	8-Φ18	13
100	250	220	180	155	3	8-Φ18	14.5
125	250	250	210	185	3.5	8-Φ18	19
150	300	285	240	210	3.5	8-Φ22	23
200	300	340	295	265	3.5	12-Φ22	27

Sight Glass / Window HGS07