GB/T 4009

GB/T 4009 (硅铬合金)· GB (中国) · 10 种材料

名称	材料组别
FeCr30Si40-A Class I	硅	chevron_right
FeCr30Si40-A Class II	硅	chevron_right
FeCr30Si40-B Class I	硅	chevron_right
FeCr30Si40-B Class II	硅	chevron_right
FeCr30Si40-C Class I	硅	chevron_right
FeCr30Si40-C Class II	硅	chevron_right
FeCr30Si40-D Class I	硅	chevron_right
FeCr30Si40-D Class II	硅	chevron_right
FeCr32Si35 Class I	硅	chevron_right
FeCr32Si35 Class II	硅	chevron_right