| 摘要 |
FIELD: manufacture of fittings, smooth control of flow rate. SUBSTANCE: shut-off adjusting valve includes body 1 with inlet pipe union 7 and outlet pipe union 10, spindle 2 with tappet 4 made in form of cylinder with transverse passage 6 having streamlined surfaces, ball shut-off member 9 engageable with profiled surface of tapped and handwheel 3. Tappet 4 is magnetized and shut-off member is made from magnetic material. EFFECT: enhanced reliability. 3 dwg3
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