Hydraulic cylinder honed tube

Features:

1) Grade ck20,ck45,st35,st52,TP304L,TP316L

2) Size range:  Inside diameter from 40 to 1500mm,length 4-8 m,thickness 2.5-55mm

3) Straightness: 0.2-0.3mm/m

4) Tolerance EXT: DIN 2391 EN10305  GB/T8713

5) Tolerance INT:  ISO4394 H8-H9

6) Roughness(Ra): 0.2 to 0.8µm

7) Type: cold drawing, normalizing treatment, honing,cold rolling,boring

8) Condition: BK, BKW, BKS, NBK, GBK

9) Package: banding with steel strips, braiding parcel at outside, Anti rust oiled coating on the inside and outside of the surface, plastic caps at both ends.

10)The tubes are specialized in hydraulic cylinder, and other cylinders,automobile parts, motorcycle part, shock absorber