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GB - Chinese national standards
Page 1371
GB/T 20970-2015 (31/12/2015)
Petroleum and natural gas industries—Downhole equipment—Packers and bridge plugs
Available languages: English, Chinese
Available design: electronic design (pdf), Print design
from 487.50 EUR more info
GB/T 20971-2007 (25/06/2007)
Petroleum and natural gas industries - Equipment for well cementing - Performance testing of cementing float equipment
Available languages: English, Chinese
Available design: electronic design (pdf), Print design
from 275.80 EUR more info
GB/T 20972.1-2007 (25/06/2007)
Petroleum and natural gas industries - Material for use in H2S - containing environments in oil and gas production - part 1: General principles for selection of cracking-resistant materials
Available languages: English, Chinese
Available design: electronic design (pdf), Print design
from 232.40 EUR more info
GB/T 20972.1-2026 (25/05/2026)
Petroleum and natural gas industries—Materials for use in H2S-containing environments in oil and gas production—Part 1: General principles for selection of cracking-resistant materials
Available languages: English, Chinese
Available design: electronic design (pdf), Print design
from 389.80 EUR more info
GB/T 20972.2-2025 (24/01/2025)
Petroleum and natural gas industries—Materials for use in H2S-containing environments in oil and gas production—Part 2: Cracking-resistant carbon and low alloy steels, and the use of cast irons
Available languages: English, Chinese
Available design: electronic design (pdf), Print design
from 1 084.70 EUR more info
GB/T 20972.3-2025 (24/01/2025)
Petroleum and natural gas industries—Material for use in H2S-containing environments in oil and gas production—Part 3:Cracking-resistant CRAs(corrosion-resistant alloys)and other alloys
Available languages: English, Chinese
Available design: electronic design (pdf), Print design
from 1 692.80 EUR more info
GB/T 20973-2020 (02/06/2020)
Bentonite
Available languages: English, Chinese
Available design: electronic design (pdf), Print design
from 260.60 EUR more info
GB/T 20973-2020E (02/06/2020)
Bentonite
Available languages: English, Chinese
Available design: electronic design (pdf), Print design
GB/T 20974-2025 (31/12/2025)
Rigid phenolic foam for thermal insulation(PF)
Available languages: English, Chinese
Available design: electronic design (pdf), Print design
from 233.50 EUR more info
GB/T 20975.1-2018 (14/05/2018)
Methods for chemical analysis of aluminium and aluminium alloys—Part 1Determination of mercury content
Available languages: English, Chinese
Available design: electronic design (pdf), Print design
from 162.90 EUR more info
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