electric heat fusion sleeve for pipeline joint weld

PE electric heating fusion tape:

It is a kind of connecting pipe fitting what is widely used on anti-corrosion, especially on Directly buried pre-insulated pipes field joint. It is made by Polyethylene sheets complex with the electro-fusion wire.

Application:

Used on District thermal heating system construction, Pre-insulated pipes field joint welding and oil pipes joint welding etc.

Performance:

High adhesion,good airtightness ,corrosion resistant capacity,long service life and convenient operation.

Specification

Steel pipe outside diameter (mm)

PE outside casing diameter (mm)

Width(mm)

Tic.mm

DN159

285

600

4

DN219

315

600

4

DN273

365

600

4

DN325

420

600

5

DN377

500

600

5

DN426

550

600

6

DN478

630

600

6

DN529

655

600

6

DN630

760

600

8

DN720

850

600

8

DN820

960

600

10

DN920

1054

600

10

DN1020

1155

600

12

DN1220

1380

600

12

Technical Data:

All of test according with the EN253-2003,ISO1183-2004,ISO6964-1986,EN728-1997

Final Test

Unit

Standard

Test Result

Result

Raw material density

g/cm³

≥0.935

≤0.961

PASS

Raw material melt flow rate

g/10min

≤0.50

0.46

PASS

Appearance check

/

Inernal and external surfaces is clean and free from other defects.

Pass

PASS

Heat reversion

%

≤3;shall not show any cracks

0.89,No cracks

PASS

Tensile yield strength

Mpa

≥19

20.2

PASS

Elongation at break

%

≥350

656

PASS

Stress crack resistance