Welding Services for Equipment Used in the Petroleum and Natural Gas Industry, First Edition
NORMA vydaná dňa 1.1.2020
Označenie normy: API STD 20G(R2025)
Dátum vydania normy: 1.1.2020
Počet strán: 37
Približná hmotnosť: 111 g (0.24 libier)
Krajina: Americká technická norma
Kategória: 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