Welding technology

Welding technology

HELLING offers test equipment, gauges and other aids for visual inspection on the accessible parts of fusion welded joints in metallic materials.

These test devices as well as the test conditions to be complied with are specified in the standard EN ISO 17637 "Non-destructive testing of welds - Visual testing of fusion-welded joints" described.

Welding seam gauges

More information

Measuring devices and gauges as well as application areas (seam types), measuring ranges, reading accuracies and the permissible deviations are specified in the standard EN ISO 17637 "Non-destructive testing of welds - Visual testing of fusion-welded joints" regulated.

Round misalignment gauge

Stainless steel
Counter-sliding measuring jaws
Lockable by handy locking screw
Scale division Vernier scale 1/10 mm

Scope of delivery

Round misalignment gauge

Item number :810.080.004

Max:

Min: 1

Step: 1

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Flat misalignment gauge

Stainless steel
With contact surface
Measuring jaws can be moved in opposite directions and locked by means of a handy locking screw
Scale division Vernier scale 1/10 mm
For wall thicknesses up to 35 mm

Scope of delivery

Flat misalignment gauge

Item number :810.080.005

Max:

Min: 1

Step: 1

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Large misalignment gauge

For pipe wall thicknesses up to 100 mm (4")
Stainless steel
With contact surface
Measuring jaws can be moved in opposite directions and locked by means of a handy locking screw

Scale	Reading accuracy
Millimeter with Vernier scale	1/10 mm
Inch	1/128 inch

Scope of delivery

Large misalignment gauge

Item number :810.080.006

Max:

Min: 1

Step: 1

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Air gap gauge

Round
Stainless steel
Measuring range 1 mm - 10 mm

Item number :810.080.003

Max:

Min: 1

Step: 1

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Welding seam gauge for fillet welds

Measuring fillet weld thicknesses

Precision design
Brass nickel-plated
Measuring range 4 mm - 14 mm
Control of the a-measure

Scope of delivery

Welding seam gauge

Item number :810.070.009

Max:

Min: 1

Step: 1

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Welding seam gauge Mark 2

Welding seam gauge from the Institute of Welding Technology (UK) in sturdy stainless steel design

The following measurements can be performed:

Angle of preparation	0° - 60°
Misalignment of the welded joint	0 mm - 25 mm
Shank length of the fillet weld caterpillar	0 mm - 25 mm
Fillet weld caterpillar height	0 mm - 20 mm
Butt weld caterpillar height	0 mm - 25 mm
Undercut detection	0 mm - 4 mm

Scope of delivery

Welding seam gauge Mark 2
Plastic case

Item number :810.070.001

Max:

Min: 1

Step: 1

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Welding seam gauge S

for welders

Measuring fillet welds and seam reinforcements of butt welds

Simple weld gauge of aluminium sheet
Gauge thickness 1 mm
Measuring fillet welds from 3 mm - 15 mm
Measures butt welds reinforcement with the straight part
Scales and application notes on both sides

Scope of delivery

Welding seam gauge S

Version:

Welding seam gauge S

⋅

With calibration

Item number :810.070.005

Max:

Min: 1

Step: 1

Put on inquiry list

Welding seam gauge M

for masters

Measuring fillet weld thicknesses

Fan-like set of weld gauges consisting of 12 blades
Steel, polished
Measurement according to the three-point contact principle
Measurable fillet weld thickness 3 mm - 12 mm

Scope of delivery

Welding seam gauge M
Plastic case

Item number :810.070.004

Max:

Min: 1

Step: 1

Put on inquiry list

Welding seam gauge J

for engineers

Measuring fillet welds and seam reinforcements of butt welds

With Vernier scale
Precision design
Fillet welds:

Flat and concave welds

Butt weld:
- Measuring reinforcements
- Measuring opening angles of 60°, 70°, 80° and 90° on V-butt welds
Measuring range 0 mm - 20 mm
Division 0.1 mm

Scope of delivery

Welding seam gauge J
Plastic case

Version:

Welding seam gauge J

⋅

With calibration

Item number :810.070.003

Max:

Min: 1

Step: 1

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Digital Welding Gauge J

Measuring butt and fillet welds

Stainless steel, hardened and ground
Precision design
Butt weld:
With 60°, 70°, 80° and 90° angles for testing the V-seam of butt welds

Measuring range	0 mm - 20 mm / 0 inch - 0.8 inch
Reading	±0.01 mm (mm/inch switchable)
Measured value display	Large LCD display
Power on/off	yes
Weight	70 g

Scope of delivery

Digital Welding gauge
Plastic box

Version:

Digital Welding Seam Gauge J

⋅

With calibration

Item number :810.070.010

Max:

Min: 1

Step: 1

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Fillet weld gauge INOX - Three scales gauge

Welding seam gauge with 3 scales according to ISO 17637 for quick and easy control of welding seam dimensions.

Stainless steel, bare
With reading screen
Measuring seam thicknesses and leg lengths
Also suitable for asymmetrical fillet welds (hollow seam, arch seam)
Measuring seam reinforcement for butt welds
Reading accuracy 100 µm
Application instructions on the gauge
Measurement error caused by angle shrinking are eliminated as far as possible by single-sided hang up of the gauge

Scope of delivery

INOX fillet weld gauge
Leather case

Version:

Fillet weld gauge INOX

⋅

With calibration

Item number :810.070.002

Max:

Min: 1

Step: 1

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Welding accessories

Vernier caliper

Stainless steel
mm and inch graduation
Measuring range 0 mm - 150 mm

Item number :810.080.018

Max:

Min: 1

Step: 1

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Analogue depth gauge

Determination of edge notch and depth of indication

Interchangeable and continuously adjustable probe pin
Universally applicable

Measuring range	up to 10 mm
Resolution	1/100 mm

Scope of delivery

Dial gauge
Stainless steel dial gauge pick-up prism, width 30 mm
Scanner pin with tip
Scanner pin with hook

Item number :810.080.126

Max:

Min: 1

Step: 1

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Polarity Tester

Round encapsulated design
For placing on the welding cable during welding process

Item number :810.080.017

Max:

Min: 1

Step: 1

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Digital clamp meter

Digital clamp meter for measuring direct and alternating currents as well as direct and alternating voltages

Alternating current	1,000 A
AC voltage	500 V
Direct current	1,000 A
DC voltage	200 V
Resistance	200 Ohm

Item number :810.080.008

Max:

Min: 1

Step: 1

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Control service case (weld inspection)

Control service case with a comprehensive collection of welding accessories such as

Measuring devices
Gauges
Probes
and much more

For the complete listing of the content of the control service case refer to the product flyer.

Item number :810.080.002

Max:

Min: 1

Step: 1

Put on inquiry list

Founded in 1863 as a trading company, HELLING is now a world-renowned manufacturer of high-quality, certified testing equipment, testing instruments and testing systems for non-destructive testing (NDT). We convince our customers through innovative, customer-oriented developments in NDT plant and equipment construction and through the reliable quality of our testing equipment.

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HELLING has been ahead of the curve since 1863. We offer quality and expertise in all areas of non-destructive materials testing.

HELLING is certified according to DIN EN ISO-9001 by TÜV NORD and is regularly monitored for conformity.

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