方管(壁厚范围在1.0--12.0内)19*19,20*20, 22*22, 24*24, 25*25, 25.4*25.4,28*28,30*30,32*32, 33*33,34*34,35*35,36*36,38*38, 38.1*38.1, 40*40, 42*42, 45*45, 46*46, 47*47, 48*48, 50*50, 50.5*50.5, 50.8*50.8, 52*52, 53*53, 55*55, 58*58, 60*60, 64*64, 65*65, 66*66, 69*69, 70*70, 72*72, 74*74, 75*75, 76.2*76.2, 78*78, 79*79, 80*80, 82*82, 85*85, 88*88, 89*89, 90*90, 92*92, 95*95, 98*98, 100*100, 102*102, 105*105, 108*108, 110*110, 112*112, 115*115, 118*118, 120*120, 122*122, 125*125, 128*128, 130*130, 135*135, 138*138, 140*140, 145*145, 148*148, 150*150, 155*155, 160*160, 165*165, 168*168, 170*170, 175*175, 180*180, 185*185, 190*190, 195*195, 198*198, 199*199, 200*200, 205*205, 208*208, 210*210, 214*214, 215*215, 218*218, 220*220, 225*225, 229*229, 230*230等。