CB/T422 Sight Glass

CB/T422 Sight Glass

CB/T422 Sight Glass

Materials of main parts

Body Material: Cast iron

Cover Material: Cast tin bronze

Overview

Application: This CB/T422 Sight Glass is designed for marine applications involving sea water, fresh water, oil (Not including heavy oil).

Material Specification:

Parts Name	Material Name	Material Marks
Body	Cast iron	HT200
Transparent Board	Ordinary Glass	—
Transparent Pipe	Plexiglass	—
Cover	Cast tin bronze	ZQSn10-2
Cover Board	Carbon steel	Q235-A

Technical Specifications:

Model: CB/T422 Sight Glass

Type	Nominal Pressure PN (MPa)	Nominal Diameter DN (mm)	Suitable Media	Max. Operating Temperature (°C)
J-Type	0.4	40 ~ 50	Sea water, Fresh water, Oil (Not including heavy oil)	120
J-Type	0.25	65 ~ 100
JS-Type	0.4	20 ~ 50
JS-Type	0.25	65 ~ 200
T-Type, TS-Type	0.1	25 ~ 200	Overflow pipe water, Oil (water, oil)	70

Specification

PN	DN	Structure dimension		flange
PN	DN	H	d1	D	D1	D2	d0	b
0.4	20	110	20	90	65	50	11	11
	25	140	25	100	75	60	11	11
	32	140	32	120	90	70	14	16
	40	160	40	130	100	80
	50	164	50	140	110	90
0.25	65	196	65	160	130	110
	80	220	80	190	150	128	18	18
	100	250	100	210	170	148		18
	125	280	125	240	200	178		20
	150	310	150	265	225	202		20
	175	338	175	295	255	232		22
	200	370	200	320	280	258		22

Type T:

Pressure	Size	Structure Dimension				Thickness	Flange					Bolt		Weight
Mpa	DN	H	H1	d	d1	δ	D	D1	D2	d0	b	n	Th	kgs
0.1	25	90	20	37	20.5	4	105	73	56	13	14	4	M12	1.42
	32	100	22	46	27	4.5	115	83	64	13	15	6	M14	2.34
	40	100	22	51	35	4.5	125	93	74	15	16			2.46
	50	115	22	60	45	5	135	103	84		16			2.68
	65	160	54	83	53	6	155	123	104		15			4.91
	80	180	60	97	66	6.5	170	138	118			8		8.06
	100	210	65	115	85	7.5	190	158	138			8		10.02
	125	245	65	140	110	10	215	183	164			10		13.8
	150	310	95	168	128	11	240	208	190		16	12		21.06
	200	380	110	210	175	13	295	264	247		16	12		33.2

Type TS:

Pressure	Size	Structure Dimension				Thickness	Flange					Bolt		Weight
Mpa	DN	H	H1	d	d1	δ	D	D1	D2	d0	b	n	Th	kgs
0.1	25	90	20	37	20.5	4	100	75	60	11	14	4	M10	1.65
	32	100	22	46	27	4.5	120	90	70	14	16		M12	2.65
	40	100	22	51	35	4.5	130	100	80					2.78
	50	115	22	60	45	5	140	110	90					3.1
	65	160	54	83	53	6	160	130	110					5.52
	80	180	60	97	66	6.5	190	150	128	18	18		M16	8.83
	100	210	65	115	85	7.5	210	170	148		18			11.3
	125	245	65	140	110	10	240	200	178		20	8		15.5
	150	310	95	168	128	11	265	225	202		20			23.1
	200	380	110	210	175	13	320	280	258		22			35.6

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