Bulgarian Institute for Standardization
Standards – always a step ahead
Phone: +359 2 8174 523, +359 2 8174 504
E-mail: info@bds-bg.org
1797 Sofia, 13 "Lachezar Stanchev" Str., "Izgrev" Complex
ID number: 175079183, VAT number: BG175079183
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Projects and standards

To find easily the necessary information, use the different options for advanced search below, e.g. search by technical committee; by keyword in Bulgarian/English; by reference and others.

Testing of welded joints of thermoplastics semi-finished products - Part 7: Tensile test with waisted test specimens

40.60 Close of voting

ТК-81 more

Railway applications - Infrastructure - Non-destructive testing on rails in track - Part 5: Non-destructive testing on welds in track

50.60 Close of voting. Proof returned by secretariat

ТК-70 more

Aerospace series - Welded and brazed assemblies for aerospace constructions - Joints of metallic materials by electron beam welding - Part 001: Quality of welded assemblies

50.60 Close of voting. Proof returned by secretariat

ТК-0/ПС-36 more

Resistance welding - Testing of welds - Peel and chisel testing of resistance spot and projection welds (ISO 10447:2022)

60.55 Ratification completed (DOR)

ТК-30 more

Non-destructive testing of welds - Radiographic testing - Part 2: X- and gamma-ray techniques with digital detectors (ISO 17636-2:2022)

60.55 Ratification completed (DOR)

ТК-30 more

Non-destructive testing of welds - Phased array ultrasonic testing (UT-PA) for thin-walled steel components - Acceptance levels (ISO 4761:2022)

40.60 Close of voting

ТК-30 more

Destructive tests on welds in metallic materials - Bend tests (ISO 5173:2023)

60.55 Ratification completed (DOR)

ТК-30 more

Welding - Fusion-welded joints in steel, nickel, titanium and their alloys (beam welding excluded) - Quality levels for imperfections (ISO/FDIS 5817:2022)

50.60 Close of voting. Proof returned by secretariat

ТК-30 more

Non-destructive testing - Ultrasonic testing - Specification for calibration block No. 2 (ISO 7963:2022)

60.55 Ratification completed (DOR)

ТК-24 more

90.93 Standard confirmed

ТК-30 more

90.93 Standard confirmed

ТК-30 more

90.60 Close of review

ТК-24 more

90.60 Close of review

ТК-24 more
ТК-24 more

90.93 Standard confirmed

ТК-24 more

90.93 Standard confirmed

ТК-30 more

90.93 Standard confirmed

ТК-30 more

90.93 Standard confirmed

ТК-30 more