Testing items

Technical performance

Testing result

Testing basis

Bond strength test

No less than 10 Mp

Qualified

GJ/T 136-2001

Bending test

No steel-plastic split

No split layer found

GJ/T 136-200

Flattening test

No steel-plastic split

No split layer found

GJ/T 136-2001

Sanitary performance test

Indexes provided by the standard shall be met

Qualified

Standard for safety evaluation of equipment and protective materials in drinking water system