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- pipe thread ring 管螺纹环
- That pipe thread is bad. Use another one instead. 那个钻杆的丝扣坏了,换另外一根。
- A 3/4" NPT pipe thread has an outside diameter - OD - of 1.050 inches. 例如：一个标准为3/4"NPT的管外部直径为1.;050英寸。
- Drill pipe threads are not cleaned in that way. 钻杆丝扣不是那样清洗的。
- Schroeder SKB's are available with pipe thread connections s ranging from 1 to 3 inches. 施罗德SKB的管螺纹连接s不等，从1至3英寸。
- Due to the existence of electric submersible pump Kau, so connected in the pipe thread Department has set up anti-down block. 因电潜泵存在倒扣问题，所以在管螺纹联接处设置了防倒块。
- Apply pipe dope sparingly on pipe threads, never on valve threads. 在管道螺纹上涂敷螺纹油，但是不要在阀门螺纹上涂螺纹油。
- Needle valves have NPS / internal pipe threaded ends. 针形阀配置NPS内管螺纹连接端口。
- Tapered pipe threads produce radial stress in female fittings. 锥管螺纹在内螺纹内会产生径向应力。
- large-size precision thread ring and plug gauge 大型精密螺纹环塞规
- trapezoid single start thread ring 梯形单头螺纹环
- thread ring block heat exchanger 螺纹锁紧环换热器
- If pipe dope is used, apply sparingly on pipe threads, neveron valve threads. 在管道螺纹上只能少量使用管道粘接剂，但是在阀门螺纹上绝对不能使用管道粘接剂。
- trapezoid multi-start thread ring 梯形多头螺纹环
- If the drill pipe threads become rusty, rust will have to be cleaned. 如果钻杆丝扣生锈,必须清除掉。
- The company which installed this system can now save about 35.000 EUR per year, this being the cost for calibration of thread rings by an external calibration laboratory. 该公司安装这个系统现在可以节省约35.;000欧元每年，相当于一个由外部校准实验室校准螺纹环提供的成本。
- Specifes basic thread form, taper, and tolerances of general purpose tapered pipe threads (metal). 规范通用锥管螺纹（金属）的基本螺纹形式，锥度，以及公差。
- Specifications ranging form 15mm to 150mm. The pipe threads have two systems: English and American. 规格由15MM150MM，管件分英制和美制螺纹两种。
- When threading pipe, gauge pipe threads for size and length to avoid jamming pipe against seat and disc. 当对管道进行攻丝时，要测定管道螺纹的尺寸和长度，避免将管道塞满阀座和阀瓣。
- It may take an hour to wind off all the thread. 把所有线都松下需一个小时。
