GB/T 24138-2022
Petroleum resin
HG/T 6042-2022
GB/T 24138-2009
Petroleum resin
HG 2231-1991
GB/T 31049-2022
Petroleum drilling and production equipment—Top drive system
GB/T 22513-2023
Petroleum and natural gas drilling and production equipment—Wellhead and tree equipment
DB37/T 4416-2021
DB64/T 1583-2019
SY/T 6909-2019
Test equipment for petroleum pressure gauge
SH/T 3121-2022
GB/T 50933-2013
Standard for the formation of engineering design deliverables for petrochemical plant
SH/T 3038-2017
Specification for electric power design in petrochemical plants
DB3309/T 104-2023
GB/T 2916-2007
Plastic - Vinyl chloride homopolymer and copolymer resins - Sieve analysis using air-jet sieve apparatus
DB35/T 1433-2019
SY/T 5328-2019
Petroleum and natural gas industries drilling and production equipment-Wellhead for thermal recovery wells
SH/T 3035-2018
Guideline for pipeline sizing in petrochemical industry
SH/T 3192-2017
Design specification for lighting in petrochemical plants
SY/T 5226-2020
Petroleum drilling and production equipment—Economical package of pumping unit
GB/T 31049-2014
Top drive drilling equipment for oil drilling rigs