Tubing Classification

Specification

Coating Layer & Passivation Classification

Coating Classification

Outside

Diameter

(mm)

Wall Thickness (mm)

Zinc Coating White Passivation

Color Zinc Coating

Zinc-Aluminum Alloy Coating White Passivation

Aluminum-Zinc Alloy Coating White Passivation

Zinc Coating Olive Green Passivation

Zinc-Aluminum alloy Coating Olive Green Passivation

PVF

PVDF

Double Roll Welded Tube

4.76

0.50

0.70

1.00

√

√

√

√

√

√

√

√

6.0

√

√

√

√

√

√

√

√

6.35

√

√

√

√

√

√

√

√

8.0

√

√

√

√

√

√

√

√

10.0

√

√

√

√

√

√

√

√

12.0

√

√

√

√

√

√

√

√