St45 Bright Annealing Steel Tubes 

st45 bright annealing steel tubes

1.Certificate: ISO9001:2000
2.Spec.:DIN2391-94/C.
3.O.D:4mm-80mm
4.W.T:0.5mm-7mm
5.Max length:8m
6.delivery condition:Anaerobic annealing,
7.Package: bundled and wrapped in plastic or as per your requirement,
8. Surface treatment: oiled,
9.Package: bundled and wrapped in plastic,  or wooden case, or as per your requirement
10.Application: used in hydraulic system, construction machine vehicles, or in the occasion where the requirement for antirust and anticorrosion of outer wall is relatively high.
11.Advantage:OD tolerance:+/-0.05mm, excellent surface condition(Ra<=1.0um),No crack after flaring and flattening
12.Note:We can produce other standard as the customers' requirement

st45 bright annealing steel tubes