浙江德威不仅生产不锈钢焊管,还生产不锈钢法兰,产品类型:平焊法兰、带颈平焊法兰、对焊法兰、法兰盖、承插焊法兰、螺纹法兰、松套法兰及各类特殊法兰。制造尺寸:1/2"~ 120" ( DN15- DN3000 执行标准:HG/T20592 -2009 GB/T9124.1-2019
JB/T79 ~ JB/T86-94 SH3406-96 ANSI B16.5 ANSI B16.47 Series A&B DIN2527 ~ DIN2367 JIS B2220 材质: 304,304L,304H,316,316L,316T,316H,321,321H,347H,310S,317L,S31803,S32205/2205,S32750/2507,S32760,904L,
S31254,SMO254