استاندارد استاد بولت | ASME B18.31.2 Continuous Thread Studs

Dimensions of Continuous Thread Studs to ASME B18.31.2 Standard

Nominal SizeDiameter, DThreads Per InchUmax = 2 Thread Pitches = 2P
UNCUNF8UNUNC ThreadsUNF Threads8UN Threads
1/40.250020280.1000.071
5/160.31251824240.1110.083
3/80.375016200.1250.083
7/160.437514200.1430.100
1/20.50001318160.1540.100
9/160.562512140.1670.111
5/80.625011120.1820.111
3/40.750010120.2000.125
7/80.87509120.2220.143
11.00008120.2500.167
1 1/81.125071280.2860.1670.250
1 1/41.2500780.2860.1670.250
1 3/81.3750680.3330.1670.250
1 1/21.5000680.3330.1670.250
1 5/81.625080.250
1 3/41.7500580.4000.250
1 7/81.875080.250
22.00004 1/280.4440.250
2 1/42.25004 1/280.4440.250
2 1/22.5000480.5000.250
2 3/42.7500480.5000.250
33.0000480.5000.250
3 1/43.2500480.5000.250
3 1/23.5000480.5000.250
3 3/43.7500480.5000.250
44.0000480.5000.250

Notes : Non preferred size, not recommended for new design due to limited availability