304 不锈钢管与 306L 不锈钢管的区别?↘↙化学成分有什么不同? 你可能感兴趣的链接: 流体无缝管,冷拔钢管,合金钢管,不锈钢管,方矩管 304 不锈钢管 执行标准 国标: GB/T14975-2002 ,GB/T14976-2002 ,GB/T13296-91 美标: ASTM A312/A312M ,ASTM A213/213A ,ASTM A269/269M 德标: DIN2462 日标: JIS G3463 1Cr18Ni9Ti 化学成分 牌号 化学成分(质量分数)( %) C Mn Si Cr Mo V Ti B W Ni AI Nb N S P ≤ 1Cr18Ni9Ti ≤ 0.15≤ 2.00≤ 1.00 17.00-19.00 - - - - - 8.00-10.00 - - - 0.030 0.035 1Cr18Ni9Ti 力学性能 牌号 纵向力学性能
promote the extensi on of strictly a dministeri ng the party grass -roots, but also the educati onal practi ce of the mass li ne of t he party a nd "thr ee-t hree" special education results a chieve d further inherited a nd ex panded. o re alize "two a" le arning education is a ne cessar y solution to t he present problems of party constr ucti on. Stre ngthe n pr oblem consci ousne ss a nd i nsis