Enter: c = conform, nc = not conform
D
Type of seam :
Single seam
Double seams
Double seams
Double seams
Single seam
Surfacing weld
Control No./Code
C.6 Welding of lining membranes
Welding process:
Hot gas manual
Hot gas by machine
Heated wedge by hot gas
Heated wedge electric
Extrusion welding
Welder's name :
Control No./Code
Welder's name :
1) Seam dimensions
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Sub-Group |
Width of the seam sections (£*N1. ^N2) mm |
Width of the testing channel (6P) mm |
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Specifications |
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Measurements results |
Sub-group: |
Sub-group |
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Measurements points |
Specimen No |
Specimen No |
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d0 (mm) du (mm) |
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Sum : do+ du (mm) |
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4n (mm) |
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4i2 (mm) |
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Difference : d0+du -dN1 (mm) d0+ du -dN2 |
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Assessment: |
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6ni (mm) 6h2 (mm) |
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Difference 0 mm Target: + 3 mm 0 mm Ьы2 + 3 mm |
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Assessment: |
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bp (mm) |
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Difference + 0 mm Target: bp - 6 mm |
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Assessment: |
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2) Seam strength - Peel test
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Sub Group |
Sample No |
Specimen width mm |
Peeling resistance |
Deformation and failure behaviour |
Assessment |
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Total force N |
Force/ Specimen width N/mm |
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3 |
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4 |
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5 |
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Date: Signature of PWE:+
— Rating sheets for surfacing weld (Sub-group 7.5)
Welder's name : Control No./Code
1) Seam dimensions
Specifications Seam thickness (d) (d0+ du) x 1,25 to 1,75
Seam width (b) 30 mm welded in the middle ± 5 mm
Measurements results:
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Sample № |
d0mm |
dumm |
S. thickness d mm |
Sum do+du mm |
Assessment |
Seam width b mm |
Assessment |
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2) Seam-strength - Peel test
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Sample No |
Specimen width mm |
Peeling resistance |
Deformation and failure behaviour |
Assessment |
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Total force N |
Force / Specimen width N/mm |
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5 |
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Date: Signature of PWE
:C.7 Test report for solvent welding practical test.
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Company |
Welder |
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Mechanical pipe-fitting puller |
Pipes identification |
Fittings Identification |
Procedure reference (where applicable) |
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Cement identification |
Cement production batch |
Expiring date |
Reference standard |
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Cleaner/Primer |
Cement application tool |
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Jort n. |
Time |
Size |
Room Temperature |
Beveling |
Insertion depth |
Insertion |
Remarks |
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dn |
thickness |
PN |
angle |
depth |
Manual |
Mechanical |
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Date |
Place |
Welder Signature |
PWE / Invigilator signature |
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Bibliography
EWF (Guideline European Plastics Welder) N 581-01: Minimum requirements for the education, examination and certification of European Plastics Welder, April 2004
EN ISO 9311 -2, Adhesives for thermoplastic piping systems — Part 2: Determination of shear strength (ISO 9311-2)
ISO 13953, Polyethylene (PE) pipes and fittings — Determination of the tensile strength and failure mode of test pieces from a butt-fused joint
