ANSI B57.1,ANSI CGA V-1,CSA B96,NGO螺纹,NGS螺纹,NGT螺纹,SGT螺纹,美国燃气出口螺纹,燃气管螺纹,特殊气体管螺纹,锥管螺纹,锥螺纹,
直管螺纹,气瓶螺纹,特种气体锥螺纹,气瓶出口连接螺纹,气瓶阀门螺纹,气瓶开关螺纹,压缩气瓶阀门螺纹,美标气瓶螺纹,美制气瓶接口螺纹,
1/8-27NGT,3/8-18NGT,1/2-14NGT,3/4-14NGT,1-11.5NGT,1 1/2-11.5NGT,
1/8-27NGS,3/8-18NGS,1/2-14NGS,3/4-14NGT,1-11.5NGS,1 1/2-11.5NGS,
1/8-27SGT,3/8-18SGT,1/2-14SGT,3/4-14SGT,1-11.5SGT,1 1/2-11.5SGT,
0.830"-14NGO,0.830"-14NGO,0.830"-14NGO,0.830"-14NGO,0.908"-14NGO,1.035"-14NGO,1.035"-14NGO,0.880"-14NGO,
0.880"-14NGO,0.960"-14NGO,0.960"-14NGO,1.040"-14NGO,1.120"-14NGO,0.880"-14NGO,0.880"-14NGO,0.960"-14NGO,
0.880"-14NGO,0.960"-14NGO,0.960"-14NGO,0.885-14 NGO-LH-INT,