Marine Sight Glass CB/T422-1993 Type J/JS

Marine Sight Glass CB/T422-1993 Type J/JS:

1.Design standard:CB/T422-1993.

2.End standard:GB/T2501&GB/T569.

3.End type:Flange.

4.PN:0.25/0.4Mpa.

5.DN:

6.Main material:

7.Application:Sea water piping,fresh water piping and oil piping.

8.Fundamental dimensions of Marine Sight Glass CB/T422-1993 Type J/JS:

Chart 1 Fundamental dimensions of type J:

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

Chart 2 Fundamental dimensions of type JS:

PN	DN	Structure dimension		Thickness	Flange connection dimension					Bolt		Glass Thickness	Weight
Mpa	mm	H/mm	d1/mm	δ/mm	D/mm	D1/mm	D2/mm	d₀/mm	b/mm	n	Th.	Glass Thickness	kg
0.4	20	110	20	7	90	65	50	11	14	4	M10	6	0.95
	25	140	25		100	75	60	11	14		M10		1.43
	32	140	32		120	90	70	14	16		M12		4.64
	40	160	40	8	130	100	80						6.22
	50	164	50	8	140	110	90						6.95
0.25	65	196	65	9	160	130	110					8	12.11
	80	220	80	9	190	150	128	18	18		M16		14.14
	100	250	100	10	210	170	148		18				18.41
	125	280	125	10	240	200	178		20	8		10	25.30
	150	310	150	11	265	225	202		20			10	29.34
	175	338	175		295	255	232		22			12	30.20
	200	370	200		320	280	258		22			12	31.25

9.Drawing of Marine Sight Glass CB/T422-1993 Type J/JS:

10.Certificate available: