... BG SAW steel pipe TypeApplicationStandardMaterialalloy steel pipeit is used in petroleum,chemical,electric power,boiler etc as they ... exchanger pipelineASTM A333A333 GR6steel pipe forhigh-pressure boilerUsed in manufacturing by high pressureboiler tube,the collection box, ... scaffolds, mechanicalASTM A53A53 Bpipeline steel pipeUsed in oil and natural gas industry in order to transmit the he oxygen, ...