... A106/A53/API 5L(2) Material: 10#, 20#, 16Mn, A106Gr.A/B/C,(3)Specification: O.D: 21.3mm-711.2 ... to high pressure, high/low temperature and corrosion and is used inthe industries of petroleum, chemicalengineering and. Electric power as well ... as boilerHigh-pressureboiler pipe20G,A106,ST 45GB5310-95ASTM A 106-99DIN17175-7914-630*2-80Temperature-resistantseamless steel pipefar high ...