ANSI/ASME B1.20.1,ANSI/ASME B1.20.5,ANSI B1.20.3,ANSI B1.20.3-1976,SMS 1704,SMS 1708,NPT螺纹,NPTF螺纹,
美制锥管螺纹,美标干密封螺纹,美制短牙螺纹,美标短锥管螺纹,SAE管螺纹,美式锥螺纹,美国锥管螺纹,美制干密封锥螺纹,
PTF-SAE-SHORT螺纹,PTF-SPL-SHORT螺纹,PTF-SPL-Extra Short超短螺纹,NTPR螺纹,NPTR塞规,NPTR环规,
1/16"-27NPT,1/8"-27NPT,1/4"-18NPT,3/8"-18NPT,1/2"-14NPT,3/4"-14NPT,1"-11 1/2NPT,1 1/4"- 11 1/2NPT,
1 1/2"- 11 1/2NPT,2" -11 1/2NPT,1"-11.5NPT,1 1/4"-11.5 NPT,1 1/2"-11.5NPT,2"-11.5NPT,2 1/2"-8NPT,3"-8NPT,
3 1/2"-8NPT,4"-8NPT,5"-8NPT,6"-8NPT,8"-8NPT,10"-8NPT,12"-8NPT,1/16"-27NPTF,1/8"-27NPTF,1/4"-18NPTF,
3/8"-18NPTF,1/2"-14NPTF,3/4"-14NPTF,1"-11 1/2NPTF,1 1/4"-11 1/2NPTF,1 1/2"-11 1/2NPTF,2"-11 1/2NPTF,
2 1/2"-8NPTF,4"-8NPTF,1"-11.5NPTF,1 1/4"-11.5NPTF,1 1/2"-11.5NPTF,2"-11.5NPTF,
1/16"-27PTF SAE Short,1/8"-27PTF SAE Short,1/4"-18PTF SAE Short,3/8"-18PTF SAE Short,1/2"-14PTF SAE Short,
3/4"-14PTF SAE Short,1"-11 1/2PTF SAE Short,1"-11.5PTF SAE Short,1 1/4"-11 1/2PTF SAE Short,1 1/4"-11.5PTF SAE Short,
1 1/2"-11 1/2PTF SAE Short,1 1/2"-11.5PTF SAE Short,2"-11 1/2PTF SAE Short,2"-11.5PTF SAE Short,2 1/2"-8PTF SAE Short,
3"-8PTF SAE Short,3 1/2"-8PTF SAE Short,4"-8PTF SAE Short,5"-8PTF SAE Short,6"-8PTF SAE Short,8"-8PTF SAE Short,
1/16"-27PTF SPL Short,1/8"-27PTF SPL Short,1/4"-18PTF SPL Short,3/8"-18PTF SPL Short,1/2"-14PTF SPL Short,
3/4"-14PTF SPL Short,1"-11 1/2PTF SPL Short,1"-11.5PTF SPL Short,1 1/4"-11 1/2PTF SPL Short,1 1/4"-11.5PTF SPL Short,
1 1/2"-11 1/2PTF SPL Short,1 1/2"-11.5PTF SPL Short,2"-11 1/2PTF SPL Short,2"-11.5PTF SPL Short,2 1/2"-8PTF SPL Short,
3"-8PTF SPL Short,3 1/2"-8PTF SPL Short,4"-8PTF SPL Short,5"-8PTF SPL Short,6"-8PTF SPL Short,8"-8PTF SPL Short,
1/16"-27PTF SPL,1/8"-27PTF SPL,1/4"-18PTF SPL,3/8"-18PTF SPL,1/2"-14PTF SPL,3/4"-14PTF SPL,1"-11 1/2PTF SPL-Extra Short,
1"-11.5PTF SPL-Extra Short,1 1/4"-11 1/2PTF SPL-Extra Short,1 1/4"-11.5PTF SPL-Extra Short,1 1/2"-11 1/2PTF SPL-Extra Short,
1 1/2"-11.5PTF SPL-Extra Short,2"-11 1/2PTF SPL-Extra Short,