Sight glasses 3A, 316L Stainless Steel
SY-SGL
Sangyie Tubular sight glasses are used to observe the fluid status (e.g. level, flow, impurities) in pipelines and vessels to ensure process safety. Consisting of pressure-resistant glass, metal flanges and seals, they are suitable for petrochemical, pharmaceutical, food and energy industries, providing real-time monitoring and early warning of faults.
Quantity:
Sangyie Tubular sight glasses are used to observe the fluid status (e.g. level, flow, impurities) in pipelines and vessels to ensure process safety. Consisting of pressure-resistant glass, metal flanges and seals, they are suitable for petrochemical, pharmaceutical, food and energy industries, providing real-time monitoring and early warning of faults.
Tubular sight glasses Technical features
● 360 degree view angle
● 360 degree view angle
● Pressure- and temperature-resistant design
● Easy to install, calibrate, and service
● Easy to install, calibrate, and service
Tubular sight glasses Technical parameters
Stock size | 1” ~ 5”, DN25 ~ DN125 |
Working temperature | Silicon, -10 ~ 120°C,14 ~ 248°F Other materials are available upon request |
Pipe joint standard | DIN, SMS, BS / RJT, ISO / IDF, ASME / BPE |
Connection type | welded, clamped |
Materials
● Medium AISI-304, AISI-316L(EN 1.4404, EN 1.4435)
● Tempered glass
● Gasket:Silicon, EPDM, FRM
Tubular sight glasses data sheet
weld tubular sight glass

| Model | SIZE | H | D | D1 | Dn |
| SY-SGT116E10100 | 1″ | 144 | 78 | 25.4 | 22.4 |
| SY-SGT116E10125 | 1¼″ | 144 | 80 | 31.8 | 38.8 |
| SY-SGT116E10150 | 1½″ | 144 | 80 | 38.1 | 35.1 |
| SY-SGT116E10200 | 2″ | 144 | 100 | 50.8 | 48.8 |
| SY-SGT116E10250 | 2½″ | 144 | 117 | 63.5 | 59.5 |
| SY-SGT116E10300 | 3″ | 150 | 129 | 76.2 | 72.2 |
| SY-SGT116E10350 | 3½″ | 150 | 140 | 89 | 85 |
| SY-SGT116E10400 | 4″ | 156 | 160 | 101.6 | 97.6 |
| SY-SGT116E20020 | DN20 | 140.5 | 78 | 22 | 19 |
| SY-SGT116E20025 | DN25 | 140.5 | 78 | 28 | 25 |
| SY-SGT116E20032 | DN32 | 140.5 | 82 | 34 | 31 |
| SY-SGT116E20040 | DN40 | 140.5 | 88 | 40 | 37 |
| SY-SGT116E20050 | DN50 | 140.5 | 102 | 52 | 49 |
| SY-SGT116E20065 | DN65 | 149 | 124 | 70 | 66 |
| SY-SGT116E20080 | DN80 | 151 | 139 | 85 | 81 |
| SY-SGT116E20100 | DN100 | 155 | 154 | 104 | 100 |
| SY-SGT116E20125 | DN125 | 158 | 185 | 129 | 125 |
mirilla tubular sujetada

| Model | SIZE | H | D | D1 | Dn |
| SY-SGT226E10100 | 1" | 156 | 78 | 50.5 | 22.4 |
| SY-SGT226E10125 | 1¼" | 156 | 78 | 50.5 | 28.8 |
| SY-SGT226E10150 | 1½" | 160 | 86 | 50.5 | 35.1 |
| SY-SGT226E10200 | 2' | 164 | 102 | 64 | 47.8 |
| SY-SGT226E10250 | 2½" | 168 | 115 | 77.5 | 59.5 |
| SY-SGT226E10300 | 3' | 172 | 124 | 91 | 72.2 |
| SY-SGT226E10350 | 3½" | 175 | 140 | 106 | 84.9 |
| SY-SGT226E10400 | 4" | 188 | 154 | 119 | 97.6 |
| SY-SGT226E20020 | DN20 | 159 | 78 | 34 | 19 |
| SY-SGT226E20025 | DN25 | 159 | 78 | 50.5 | 25 |
| SY-SGT226E20032 | DN32 | 163 | 82 | 50.5 | 31 |
| SY-SGT226E20040 | DN40 | 163 | 88 | 50.5 | 37 |
| SY-SGT226E20050 | DN50 | 165 | 100 | 64 | 49 |
| SY-SGT226E20065 | DN65 | 169 | 127 | 91 | 66 |
| SY-SGT226E20080 | DN80 | 175 | 140 | 106 | 81 |
| SY-SGT226E20100 | DN100 | 179 | 160 | 119 | 100 |