ASTM??????|A106-B?????|????????
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A53??A53-A??A106-A??A53-B??A106-B??A210-A-1??A210-C??A333-1.6??A335-P1??A335-P2??A335-P12??A213-T22??A335-P11??A213-T11??A335-P22??A213-T22??A335-P5??A213-T5??A335-P9??A213-T9???
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