Marine Sight Glass CB/T422-93 Type J/JS

Marine Sight Glass CB/T422-93 Type J/JS:

Marine Sight Glass also can be called as marine liquid observer.

Design Standard: CB/T422-93

Test Standard: GB600

Type J Flange standard: GB569

Type JS  Flange standard: GB2501

Type	Working Pressure (Mpa)	Size (mm)	Suitable Medium	Max working Temperature (°C)
J	0.4	40~50	sea water,fresh water, oil(heavy oil is not included)	120
	0.25	65~100
JS	0.4	20~50
	0.25	65~200
T/TS	0.1	25~200	water, oil in the overflow pipe	70

 

Main Material:

Body-Cast Iron (HT200)

Transparent Plate-Common Glass or borosilicate glass

Transparent Tube-organic glass

Thread Cover-Bronze (ZQSn10-2)

Cover-Carbon Steel (Q235A)

 

Main Size List(mm):

Type J:

Pressure	Size	Structure Dimension		Thickness	Flange					Bolt		Thickness	Weight
Mpa	DN	H	d1	δ	D	D1	D2	d0	b	n	Th	δ	kgs
0.4	40	160	40	8	125	93	74	15	16	6	M14	6	5.6
	50	164	50		135	103	84						6.3
0.25	65	196	65	9	155	123	104		15			8	11.3
	80	220	80		170	138	118			8			13.1
	100	250	100	10	190	158	138						16.6

 

Type JS:

Pressure	Size	Structure Dimension		Thickness	Flange					Bolt		Thickness	Weight
Mpa	DN	H	d1	δ	D	D1	D2	d0	b	n	Th	δ	kgs
0.4	20	110	20	7	90	65	50	11	14	4	M10	6	0.95
	25	140	25		100	75	60						1.43
	32	140	32		120	90	70	14	16		M12		4.64
	40	160	40	8	130	100	80						6.22
	50	264	50		140	110	90						6.95
0.25	65	196	65	9	160	130	110					8	12.11
	80	220	80		190	150	128	18	18		M16		14.14
	100	250	100	10	210	170	148						18.41
	125	280	125		240	200	178		20	8		10	25.3
	150	310	150	11	265	225	202						29.34
	200	370	200		320	280	258		22			12	31.25