Pyrex High Pressure Gage Glass
General Application: Sight, flow indicators
Ends Finish: Diameters greater than or equal to 3/4" with lengths less than or equal to 72" are fire polished. All other
diameters and lengths are saw cut.
WARNING
(1) Improper installation or maintenace of tublar glass can cause innediate or delayed glass breakage resulting in bodily injury. To avoid
breakage observe the  Do's and Do Not's and Use and Care Instructions which are listed in the index, as well as tubular gage
manufacturer's instructions.
(2) If a gage glass breaks, contained substances can be released and glass can be blown out of the unit with great force. Always wear
safety glasses when looking toward a gage or working on a gage glass assembly. Guard against the possibility of fire and explosion.
(3) Protect glass from impact, scratches, other surface damage and sudden temperature changes. These can weaken or stress the glass
and lead to breakage.
(4) A good safety practice is to incorporate a protective guard or shield in the gage glass assembly, i.e., a shield between the user
and the gage. Refer to the gage manufacturer's catalog.
(5)Review in detail the Corrosives information which is listed in the index.
(6) Review the disclaimer information which is listed in the index.
(7) Clerical errors may exist in this chart. Please confirm information before relying on the data.
							Maximum Recommended
							Working Pressure, psi
					Std.		Temperatures	Steam Boiler
	Diameter	Diameter		Wall	Length	Pcs. Per	Up To 150 degrees F	Service
Diameter	Tolerances (+)	Tolerances (-)	Wall	Tolerances (+/-)	(Inches) *	Case	No Corrosion **	Up To 425 degrees F
1/2" O.D.	0.0"	-1/32"	5/64"	+ / - 1/64"	8	12	460	340
(.500" O.D.)	(.000")	(.031")	(.078")	(+ / - .016")	10	12	445	335
					12	12	435	325
					14	12	415	315
*	Intermediate lengths are available upon request.				16	12	400	300
	Maximum Length - 150"				18	12	385	295
					20	12	375	285
**	See the Corrosives information cited in the index				24	12	340	270
					30	12	295	Not Recommended ***
***	Maximum length for steam boiler is 24"				36	12	260	Not Recommended ***
					48	12	205	Not Recommended ***
Please review the Do's and Do Not's before installation.					60	12	155	Not Recommended ***
					72	12	110	Not Recommended ***
5/8" O.D.	0.0"	-1/32"	3/32"	+ / - 1/64"	8	12	435	320
(.625" O.D.)	(.000")	(.031")	(.094")	(+ / - .016")	10	12	420	315
					12	12	410	305
					14	12	390	295
*	Intermediate lengths are available upon request.				16	12	375	285
	Maximum Length - 150"