美国
ASTM420,ASTM440C,ASTM439不锈钢美国ASTM标准不锈钢材ASTM 410L, ASTM 416
![](http://i00.c.aliimg.com/img/ibank/2010/615/602/208206516_473730869.jpg)
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ASTM 420美国ASTM403,ASTM410,ASTM420不锈钢ASTMEV8,ASTMHNV6,ASTM904L,ASTM630,ASTM631,ASTM632,ASTM316F,ASTM434,ASTM310SASTM420,![](http://i05.c.aliimg.com/img/ibank/2010/068/374/207473860_473730869.jpg)
ASTM430,ASTM431不锈钢美国ASTM420,430,434不锈钢美国ASTM420/430/431不锈钢美国ASTM420,430,431,446不锈钢AISI420、AISI420J2、AISI420美国AISI409,AISI420![](http://i00.c.aliimg.com/img/ibank/2010/564/512/208215465_473730869.jpg)
不锈钢棒美国AISI420,430F,409不锈钢不锈钢(SUS420、SUS304、SUS201、SUS316