150LB Stainless Steel Double Window Sight Glass
| Parts | Materials | Max.Pressure or Temperature |
| Body & Covers | 304 Stainless Steel | -112°F to 797°F |
| 316 Stainless Steel | -320.8°F to 1202°F | |
| 316L Stainless Steel | -320.8°F to 1472°F | |
| Windows | Tempered Soda Lime Glass | 235psig@212°F |
| Tempered Borosilicate Glass | 290psig@248°F | |
| Tempered Quartz Glass | 362psig@392°F | |
| Sealing Gaskets | NBR | -4°F to 248°F |
| Viton | -13°F to 400°F | |
| PTFE(Teflon) | -40°F to 500°F | |
| Flange Standard | ANSI 150Lb/300Lb/DIN/JIS 5K/10K/Ghost/GB |
