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GB 55009-2021 in English
Project code for gas engineering
VALID
Issued on:2021-04-09 | Implemented on:2022-01-01
$400.00 $388.00 -
GB/T 29711-2023 in English
Non-destructive testing of welds—Ultrasonic testing—Characterization of discontinuities in welds
VALID
Issued on:2023-11-27 | Implemented on:2024-06-01
$250.00 $243.00 -
GB 55001-2021 in English
General code for engineering structures
VALID
Issued on:2021-04-09 | Implemented on:2022-01-01
$450.00 $437.00 -
GB 55002-2021 in English
General code for seismic precaution of buildings and municipal engineering
VALID
Issued on:2021-04-09 | Implemented on:2022-01-01
$900.00 $873.00









