abbreviations ?

1. Cold Rolled Steel
2. Countersunk
3. Pitch Circle Diameter
4. Hmmm... got me on that one!

Cold rolled steel or Bright Drawn Mild steel [ BDMS ]

Countersink

Pitch Circle Diameter as applied to holes laid out around a circle or the theoretical diameter of a gear.

Should know but it escapes me

-- Regards,

John Stevenson Nottingham, England.

As CRS is a US rather than UK term, could the CTS be for Carbon Tool Steel? Just thinking aloud here...

1. Centres (as in distance between centrelines)

1. Pitch circle diameter
2. ?? - Cheaty look on Google only gives : 'Clear to send' or 'Component Test Stand'

Bill Derby

: >a few questions from germany, : >

: >what does it mean : >

: >1. crs : >2. csk : >3. pcd : >4. cts : >

: >

: >thanks and regards : >Hns : : 1. Centres (as in distance between centrelines) : 2.Countersunk : 3. Pitch circle diameter : 4. ?? - Cheaty look on Google only gives : : 'Clear to send' or 'Component Test Stand' : : Bill : Derby

Believe "cts" is sometimes used as abbreviation for "centres" ChrisR

cts = centres

regards,Mark.