ERW steel tubes/pipes with hot-dipped galvanized

Product name

ERW steel tubes/pipes with hot-dipped galvanized

Out Diameter

21.3mm-610mm

Wall Thickness

0.8mm-14.27mm

Length

6m-18m

Standard

ASTMA252

Quality grade

First class, prime, newly produced, secondary , stock etc.

Material/Steel grade

GR1 GR2 GR3

Certificate

ASTMA252

End

Plain end,bevele,etc.

Surface

Bare, varnished, black lacquer, Bitumen Coating, zinc coating, anti-corrosion coating, 3PE,

FBE,Epoxy, Cement Mortar, as per customer’s requirement;

Hydrostatic Test Range

Max Length 18meters; Max Diameter 610mm;

Test

Chemical Component Analysis, Mechanical Properties (Ultimate tensile strength, Yield strength,

Elongation), Metallographic Test, Technical Properties (Bending Test,Charpy-v Impact Test,

Hydrostatic Test, X-ray Test, Ultrasonic Test)

Packing

Usually in loose pieces; can be packed as customers’ special requirements

Application

- line pipe for use in pipeline transportation systems in the petroleum and

natural gas industries;

- applies to pipe piles in which the steel cylinder acts as a permanent

load-carrying member, or as a shell to form cast-in-place concrete piles;

- predominantly used in the construction of chemical plant, vessels, pipe work

and for general mechanical engineering purposes;

- applies to structural hollow sections and pressure purposes etc.

Mill Test Certificate

ASTMA252