供应不锈钢非标管、椭圆管,材质有201,202,301,304,321,316等
供应不锈钢非标管、椭圆管,材质有201,202,301,304,321,316等规格有:1.圆管:φ6,φ13,φ14,17,18,20,21.3,24,47,60,等2.方管:12*12,14*14,15*15,17*17,20*20,36*36,80*80,等3.矩管:7*14,23*11,24*11,36*23,75*25,73*43等4.椭圆管:15*30、13*33、40*80、46*100等没有的可定做!)