Fluid Control Product
SCV-4/4EN
SCV-4/4EN check valve prevents backflow of fluid. It is widely used in steam pipelines or cold and hot water pipelines. The valve body and valve seat are made by stainless steel that have excellent durability. |
Specifications | Application | Steam , Air , Cold and hot water , Oil , Other non-dangerous fluids |
Max. pressure | 1.6MPa | |
Max. temperature | SCV-4: 200 degrees SCV-4EN: 300 degrees | |
Installation posture | Horizontal, Vertical *1 | |
Connection | SCV-4: JIS Rc, NPT screwed SCV-4EN: BS PN16 flanged | |
Material | Body | EN-GJL-250 JL1040 (JIS FC250) |
Valve | X20Cr13 1.4021 (JIS SUS420J1) |

Dimensions (mm) and Weights (kg) for SCV-4
Size | H | L | A | Weight |
15A | 56 | 90 | 41 | 0.7 |
20A | 56 | 100 | 41 | 0.9 |
25A | 82 | 120 | 50 | 1.2 |
32A | 99 | 140 | 60 | 1.7 |
40A | 112 | 170 | 68 | 2.2 |
50A | 121 | 200 | 84 | 3.6 |
Dimensions (mm) and Weights (kg) for SCV-4EN
Size | H | L | D | Weight |
15A | 56 | 130 | 95 | 2.1 |
20A | 56 | 150 | 105 | 2.7 |
25A | 67 | 160 | 115 | 3.8 |
32A | 76 | 180 | 140 | 5.5 |
40A | 89 | 200 | 150 | 7.4 |
50A | 96 | 230 | 165 | 9.5 |
65A | 104 | 290 | 185 | 15.0 |
80A | 124 | 310 | 200 | 20.0 |
100A | 161 | 350 | 220 | 29.0 |
125A | 174 | 400 | 250 | 41.0 |
150A | 197 | 480 | 285 | 66.0 |
200A | 248 | 600 | 340 | 111 |
250A | 295 | 730 | 405 | 196 |

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Drawing for SCV-4 (171 KB) |
Drawing for SCV-4EN (150 KB) |
Instruction Manual (868 KB) |
CAD external view SCV-4 4EN (1) (1,172 KB) |
CAD external view SCV-4 4EN (2) (1,844 KB) |