Grade

:-

GB/T8712  Delivery Condition BK +S

Diameter

:-

40mm to 400mm

Special Pipe

:-

Thick Wall Pipes

Types

:-

Seamless

Technique

:-

Cold Drawn

Section Shape

:-

Round

Dimension Accuracy

:-

1. Tolerances on Inner Diameter :- ISO H8
2. Tolerances on Wall Thickness :- Diameter >40 +/- 0.2mm,
Diameter 40<100 +/- 0.3mm, Diameter >100 +/- 0.5mm, 3. Surface Roughness :- Ra = 0.2 ~ 0.4 Micron

Length of Tubes

:-

Random ( 5 to 7 meters ) or Fixed length as per order of confirmation

Material Certificates

:-

As per GB/T 8713 Honed Tubing

Scope

:-

Hydraulic Cylinder Tube for Swivel Crane, Injection Machine, Construction Machine, Material Handling Machinery and other