标准查询 标准查询外部螺丝钉和轭(尺寸2-1/2英尺和更大)铸件或铸造碳或合金钢阀门
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)
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标准查询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)
