Welding - basic weld joint details in steel - part 2 : non internal pressurized components 焊接.钢的基本焊接接合详图.第2部分:非内部增压元件
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Welding - basic weld joint details in steel - part 2 : non internal pressurized components ; german version en 1708 - 2 : 2000 焊接.碱性焊接钢接合详图.第2部分:无内增压的元件