Size Range : 1/2″ to 4″ Screwed
Silent Features
- Valve Body is made by Stainless Steel #316, suitable for fluid, air and oil.
- Larger diaphragm is more sensitive to pressure.
- Pressure Adjusting Range : 0.2 ~ 1.5 Kgf/cm2
- Applied Temperature : -15 ~ 80 °C
- Valve Body Testing Pressure : 16 Kgf/cm2
- Maximum Applied Pressure : 10 Kgf/cm2
| Dimensions : (All Dimensions are in mm) | ||||||
| Valve Model | Valve Size | L | H | CV | Weight Approx. | |
| MM | Inch | |||||
| 4M-LOS – 15 | 15 | 1/2″ | 70.5 | 128.5 | 2.5 | 1.400 |
| 4M-LOS – 20 | 20 | 3/4″ | 85.5 | 137.45 | 9.0 | 1.600 |
| 4M-LOS – 25 | 25 | 1″ | 90 | 135.4 | 11.0 | 1.650 |
| 4M-LOS – 40 | 40 | 1.1/2″ | 115 | 134.5 | 21.0 | 3.550 |
| 4M-LOS – 50 | 50 | 2″ | 120 | 165.9 | 25.0 | 3.800 |
| 4M-LOS – 65 | 65 | 2.1/2″ | 148 | 170.2 | 75.0 | 3.928 |
| 4M-LOS – 80 | 80 | 3″ | 177 | —- | 80.0 | —- |
| 4M-LOS – 100 | 100 | 4″ | 190 | —- | 120.0 | —- |
| No. | Description | Material | Qty. |
| 01 | Body | CF8 / CF8M | 01 |
| 02 | Bonnet | CF8 / CF8M | 01 |
| 03 | Plug | CF8 / CF8M | 01 |
| 04 | Plug V – Seal | NBR / Viton | 01 |
| 05 | Sealing Spacer Seat | NBR / Viton / PTFE | 01 |
| 06 | Piston | S. S. 304 / 316 | 01 |
| 07 | Bonnet Cover | CF8 / CF8M | 01 |
| 08 | Diaphragm | NBR / Viton / PTFE | 01 |
| 09 | End Cover | CF8 / CF8M | 01 |
| 10 | Spring | Spring Steel | 01 |
| 11 | Spring Guide | Brass / S. S. 410 | 01 |
| 12 | Diaphragm Washer | S. S. 304 / 316 | 01 |
| 13 | Adjusting Piston Bolt | S. S. 304 / 316 | 01 |
| 14 | End Cover O – Ring | NBR / Viton | 01 |
| 15 | Cover for O – Ring | NBR / Viton | 01 |
| 16 | Bonnet Fitting Bolt Bonnet Fitting Washer | S. S. 304 / 316 | 06 |
| 17 | Adjusting Bolt | S. S. 304 / 316 | 01 |
| 18 | Adjusting Nut | S. S. 304 / 316 | 01 |
