ANSI/ASME B1.1,ANSI/ASME B1.2,ANSI B 1.10,ISO 3161,JIS B 0206,JIS B 0210,JIS B 0208,JIS B 0212,JIS B 0255,
美制螺纹,美标螺纹,美国统一螺纹,美制统一螺纹,美国牙规,国家统一螺纹,NC螺纹,NEF螺纹,NF螺纹,UN螺纹,UN-8螺纹,
UN-12螺纹,UN-16螺纹,UN-20螺纹,UNC螺纹,UNEF螺纹,UNF螺纹,NS螺纹,UNS螺纹,1B螺纹塞规,2B螺纹塞规,3B螺纹塞规,
1A螺纹环规,2A螺纹环规,3A螺纹环规,特殊牙距螺纹,统一牙距螺纹,
#1-64UNC,#2-56UNC,#3-48UNC,#4-40UNC,#5-40UNF,#6-32UNF,#8-32UNF,#10-24UNF,#12-24UNEF,1/4"-20UNEF,
5/16"-18UNEF,3/8"-16UNEF,7/16"-14NC,1/2"-13NC,9/16"-12NF,5/8"-11NF,3/4"-10NF,7/8"-9NEF,1"-8NEF,1 1/8"-7NEF,
1 1/4"-7UN,1 3/8"-6UN,1 1/2"-6UN,1 3/4"-5UN,2"-4 1/2UNS,2 1/4" -4 1/2UNS,2 1/2"-4UNS,2 3/4"-4UNS,3"-4UNS,
3 1/4"-4UNS,3 1/2"-4UNS,3 3/4"-4UNS,4"-4UN,