Thread size： G （ PF） Product material: C.F parts are made of high quality zinc alloy, E using butyl rubber (NBR) is made, D is made of tin die-casting. Product color: metallic color (silver white) Working temperature： -40℃-100℃ Short-term up to +120℃. Product characteristics： 1 connection without 2 in addition to the following standard specifications, according to the requirements of any change in the size and the size of the thread. Thread Thread standard Supporting metal hose Thick steel pipe Thin steel tube PM Hose BM Hose Metric ø Nominal Britain Outside diameter Thickness Outside diameter Thickness CEG3/8-12 G 3/8" PM12-16.5 BM12-15.5 12 #12 3/8" 17 2.25 CEG1/2-15 G 1/2" PM15-20.5 BM15-19 15 #15 1/2" 21.2 2.75 15.8 1.6 CEG3/4-20 G 3/4" PM20-24.5 BM20-24.3 20 #20 3/4" 26.7 2.75 19 1.8 CEG1-25 G 1" PM25-31.7 BM25-30.3 25 #25 1" 33.5 3.25 25.4 1.8 CEG1/1/4-32 G 1/1/4" PM32-39.6 BM32-38 32 #32 1/1/4" 42.2 3.25 31.7 1.8 CEG1/1/2-38 G 1/1/2" PM38-46.6 BM38-45 38 #40 1/1/2" 48 3.5 38 1.8 CEG2-51 G 2" PM51-59.6 BM51-58 51 #50 2" 60 3.5 50.8 2 CEG2/1/2-64 G 2/1/2" PM64-74 BM64-72.5 64 #70 2/1/2" 75.5 3.75 63.5 2.5 CEG3-75 G 3" PM75-85 BM75-83.5 75 #80 3" 88.5 4 76.2 3.2 CEG4-100 G 4" PM100-109 BM100-108.5 100 #100 4" 114 4