Search This Supplers Products:Shear ConnectorHigh Strength BoltA325 BoltStructural BoltShear StudHexagon Head Bolt
time2012/03/22
GENERAL
Inspection and acceptance of steel studs welded to steel, to connect members and connection devices to concrete shall meet the requirements of Section 2408.13 of the General Specifications and the following requirements:
1. Studs shall meet the requirements of ASTM A108 for steel bars, cold-finished, standard quality, grades 1010 through 1020 inclusive either semi-killed or killed deoxidation.
2. Workmanship, pre-production testing, operator qualification and application qualification testing, shall be required.
3. Quality control and proper inspection of stud welding during production.
4. Mechanical properties of steel shear connector studs and requirements for qualification of stud bases (only studs with qualified stud bases shall be used).
5. Type and size shall be as specified in the contract document and specifications.
6. An arc shield (ferrule) of heat-resistant ceramic or other suitable material (approved by the engineer) shall be furnished with each stud. Ferrules shall be kept dry and protected from moisture or oven-dried at 250°F for two hours.
7. Finished studs shall be of uniform quality and condition, free of injurious laps, fins, seams, cracks, twists, bends or other discontinuities. Radial cracks or bursts in the head of a stud shall not be acceptable.
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