Herberts Industrieglas
Gewerbeschulstr. 72
D-42289 Wuppertal

Tel.: +49 202 590064
Fax: +49 202 597837
info(at)metaglas.com

Metaglas Sight Glass Type 61

Sight Glass with for Hight Pressure Application

Metaglas Threaded Sightglass with hexagonal head

Download

For:

Female connection with metric or Whitworth thread

Advantages:

Very compact
High pressure resistance
Simple assembly
Long working life

Operating conditions:

Pressure: 50 bar - higher pressure rating on request
Temperature: see table

Material certificates

Certificate of conformity to EN 10204-3.1B

Technical data:

Manufactured and tested to:

Derective for pressure equipment 97/23/EG 02/98, Module H (DIN/EN/ISO 9001)
AD 2000 Standards W0/TRD 100
Sight glass fused to metal conforming to DIN 7079
Materials to VdTÜV specifications and the DIN/EN designated standards

Dimensions:

to DIN 3852 Type F (Sealing with O-Ring)

Materials:

Ring material: Carbon steel (1.0570), Stainless Steel (1.4462 or 1.4523)
Glass: Borosilicate glass to DIN 7080 or Sodalime glass

Ringmaterial	Operating temp.
Ringmaterial	AR-Glass	Borosilicate
1.4462	-30°C to 150°C	-30°C to 280°C
2.4602	-60°C to 150°C	-60°C to 300°C
2.4605	-60°C to 150°C	-60°C to 300°C
2.4610	-60°C to 150°C	-60°C to 300°C

d2 (Thread)		SW	d1	d3	l	l1
M-Thread	R-Thread	SW	d1	d3	l	l1
M18x1,5		24	12,5	23	18	12
	G³/₈"	24	12,5	23	18	12
M20x1,5		27	13	25	18	14
	G½"	27	13	25	18	14
M26x1,5		32	16	32	23	15
M27x2	G¾"	32	16	32	23	15
M33x2		41	22	40	25	16
	G1"	41	22	40	25	16
M42x2		50	26	50	27	18
	G1¼"	50	26	50	27	18
M48x2		55	28	55	27	18
	G1½"	55	28	55	27	18
M60x2		70	35	68	37	19
	G2"	70	35	68	37	19
M78x2		90	50	88	37	20
	G2½"	90	50	88	37	20