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Ua raws li International Standard Tin Phosphor Bronze Tube
Taw qhia Cov khoom siv raw ntawm tin-phosphorus bronze tube yog tooj liab nrog tin thiab phosphorus-phosphorus ua cov ntsiab lus tseem ceeb, muaj 2-8% tin, 0.1-0.4% phosphorus, thiab tus so yog tooj liab, uas yog thawj zaug siv los ntawm tib neeg.Cov tib neeg thaum ub tau siv cov hlau no los ua cov khoom siv tooj liab, uas ua lub luag haujlwm zoo hauv kev ua liaj ua teb, kev lag luam thiab tub rog thaum lub sijhawm ntawd.Tseem muaj cov khoom seem, uas txaus kom pom tias qhov alloy h...
