1.The description of superior quality screw thread coils
d | p | xd | L1 | w | Dz | do | |
3 | 0.5 | 1d | 3.00 | 3.90 | min | max | 3.10 |
1.5d | 4.50 | 6.30 | 3.80 | 4.00 | |||
2d | 6.00 | 8.70 | |||||
2.5d | 7.50 | 11.1 | |||||
3d | 9.00 | 13.5 | |||||
Size | M3*0.5 |
Length | 1D=3mm, 1.5D=4.5mm, 2D=6mm,2.5D=7.5mm,3D=9mm |
circle | 3.9k,6.3k,8.7k,11k,13.5k |
type | free-running insert |
material | stainless 304 |
color | original/red/black/ |
coating | plates the titanium/cadmium/galvanization |
standard | MERTRIC/UNC/UNF/ |
drill diameter | 3.1mm |
install tool size | M3*0.5 |
unload tool size | M3*0.5 |
break tool size | M3*0.5 |
1.Increase the bearing capacity of the threaded connection and fatigue strength
2.Good.abrasion Resistance
3.Corrosion resistance
4.High precision
5.High temperature resistance
4.Our company
In more than 60 years experience of metal wire cold drawing, metal wire mesh weaving and deep processing products, Bashan company acquired 24 metal wire & mesh patents and took chief part of 19 standards, such as GB/T4240, GB/T5330, GB/T6003, GJB107, HB1862, etc. (GB/T, national standard; GJB national military defense standard; HB, aviation standard.)
5.Our certification
1)Passed ISO9001:2008 quality certificate
2)Passed ISO/TS16949:2009 certificate
3)Passed GJB9001A-2001 military quality certificate.
4)Drafted GJB119.1A-119.4A-2001, GJB107-5110-2002, GB/T5330-2003,HB1862-93
