Welding Services for Equipment Used in the Petroleum and Natural Gas Industry, First Edition
NORMA vydána dne 1.1.2020
Označení normy: API STD 20G(R2025)
Datum vydání normy: 1.1.2020
Počet stran: 37
Přibližná hmotnost: 111 g (0.24 liber)
Země: Americká technická norma
Kategorie: Technické normy API
This standard specifies requirements for the qualification of suppliers of welding services used in the manufacturer of equipment for the petroleum and natural gas industry.
The requirements of this standard apply to welding operations performed in a welding facility or in the field. Included are pressure-containing, pressure-controlling, overlay, and structural welds. See more
Reaffirmed: 2025