CB 596-1990
外螺纹钢制直角截止阀
1990-02-25
CB 565-1977
胶管内螺纹铝合金直角截止阀
CB 598-1990
带底部法兰外螺纹青铜直角截止阀
1990-02-25
CB/T 563-2007
外螺纹铝合金直角截至阀
External thread aluminum alloy stop valve
2007-05-22
QPL QPL-22052-27
VALVE, STOP AND STOP CHECK, GLOBE, ANGLE, AND Y PATTERN, CAST OR FORGED CARBON OR ALLOY STEEL, OUTSIDE SCREW AND YOKE (SIZES 2-1/2 INCHES AND LARGER) (SUPERSEDING QPL-22052-26)
阀门、截止阀和止回阀、截止阀、角阀和Y型阀、铸造或锻造碳钢或合金钢、外螺纹和阀轭（尺寸2-1/2英寸及以上）（取代QPL-22052-26）
2005-01-24
MIL MIL-DTL-22052E
VALVE, STOP AND STOP CHECK, GLOBE, ANGLE, AND Y PATTERN, CAST OR FORGED CARBON OR ALLOY STEEL, OUTSIDE SCREW AND YOKE (SIZES 2-1/2 INCHES AND LARGER)
阀门、止回阀和止回阀、截止阀、角阀和Y型阀、铸造或锻造碳钢或合金钢、外螺纹和阀轭（尺寸2-1/2英寸及以上）
2018-07-18