| 1. | Gauges for pipe threads where pressure - tight joints are made on the threads
用螺纹密封的管螺纹量规 |
| 2. | Gauges for pipe threads where pressure - tight joints are not made on the threads
非螺纹密封的管螺纹量规 |
| 3. | Air - tight joint
气密接头 |
| 4. | Pipe threads where pressure - tight joints are not made on the threads - verification by means of limit gauges
非螺纹密封连接的管螺纹.用极限量规检验 |
| 5. | Pipe threads where pressure - tight joints are made on the threads - verification by means of limit gauges
螺纹上有压力密封接缝的管螺纹.用极限量规验证 |
| 6. | Pipe threads where pressure - tight joints are not made on the threads - dimensions , tolerances and designation
非螺纹密封连接的管螺纹.尺寸公差和名称 |
| 7. | Pipe threads where pressure tight joints are made on the threads - part 3 : verification by means of limit gauges
用螺纹密封的管螺纹.第3部分:用极限量规检验 |
| 8. | High strength fasteners supplied for applications that in contact with water such as anti - corrosion tight joints
高强度紧固件，可广泛应用于各种与水接触的强密联接。 |
| 9. | Pipe threads where pressure - tight joints are not made on the threads - part 1 : dimensions , tolerances and designation
不在螺纹部位进行压力密封连接的管螺纹第1部分:尺寸公差和符号 |
| 10. | Pipe threads with 55 degree thread angle where pressure - tight joints are made on the threads part 2 : taper internal and external threads
55密封管螺纹第2部分:圆锥内螺纹与圆锥外螺纹 |
