JIS 10K Globe Screw-Down Check Valves
JIS 10K globe screw-down check valve integrates manual screw shut-off and automatic one-way check function into a 90° angle structure. Its thickened cast iron body provides excellent mechanical strength and tight sealing for stable medium-pressure operation.
Overview
Application:Suitable for medium-pressure water, circulating fluid and low-temperature steam pipelines in industrial and municipal piping systems. It effectively prevents backflow and water hammer, ideal for corner installation and space-restricted pipeline projects.
Material Specification:
| Part Name | Material | Code |
| 1-Body | Cast Iron | FC20 |
| 2-Seat | Bronze | BC6 |
| 3-Disc | Bronze | BC6 |
| 4-Stem | Brass | C3771BD |
Technical Specification:
| Nominal Diameter | Test Pressure MPa (kgf/cm2) | |
| Body | Seat | |
| 200 or less | 2.06 [21] | 1.51 [15.4] |
| 250 or more | 1.47 [15] | 1.08 [11] |
Drawing:
Dimensions:
| Size | L | D | C | No. | h | t | H | D₂ | Kg |
| 50 | 120 | 155 | 120 | 4 | 19 | 20 | 255/255 | 160 | 18.2 |
| 65 | 130 | 175 | 140 | 4 | 19 | 22 | 270/260 | 200 | 25.4 |
| 80 | 140 | 185 | 150 | 8 | 19 | 22 | 275/270 | 200 | 27.4 |
| 100 | 160 | 210 | 175 | 8 | 19 | 24 | 315/305 | 250 | 40.6 |
| 125 | 180 | 250 | 210 | 8 | 23 | 24 | 360/350 | 280 | 69.9 |
| 150 | 205 | 280 | 240 | 8 | 23 | 26 | 405/390 | 315 | 81 |
| 200 | 230 | 330 | 290 | 12 | 23 | 26 | 475/450 | 355 | 125 |
| 250 | 290 | 400 | 355 | 12 | 25 | 30 | 570 | 450 | 211 |
| 300 | 320 | 445 | 400 | 16 | 25 | 32 | 645 | 500 | 293 |
| 350 | 360 | 490 | 445 | 16 | 25 | 34 | 710 | 560 | 386 |
| 400 | 420 | 560 | 510 | 16 | 27 | 36 | 790 | 630 | 544 |
