Reinforcement products and construction steel
SP has long experience of studies of reinforcement products and construction steel. Tests are carried out according to existing standards or the customer's wishes.
Surveys are made in connection with eg
- Internal or external production control
- Delivery inspection and product control
for 3rd party
- Quality assurance in production process
- Damage investigations
Reinforcement products for the reinforcement of concrete
- Strength studies as tensile test, fatigue test,
relaxation test, simple bend test, re-bend test and
shear test of joints
- Weight and dimension control
- Control of rib geometry
- Weldability test
- Chemical analysis
- Drawing conformity
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Examples of products
- Ribbed bars
Prestressing steels -strand
- Mesh reinforcement
- Fixing welded reinforcement
- Mechanical joints
- Pile joint
- Lattice girders
- Other reinforcement products
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Measurement of cam geometry
Construction steel and plate
Investigations are on, among other hot and cold-shaped rods and tubes, wire, sheet billets, welded plate which includes for example
- Strength tests (e g tenisile test, charpy impact test, bend test)
- Weight, shape and dimension control
- Thickness of galvanizing layer
- Chemical analysis
Examples of standards
SS-EN ISO 15630-1, -2, -3; SS-EN 10080; SS 21 25 40; SS-EN ISO 17660-1, -2.