The company specializes in producing stainless steel pipes, the main material: 304,304 L, 301,321, ... AF316L, 2520 and so on. The company specializes in producing stainless steel pipes, the main material: 304,304 L, 301,321 ... - 530 * 25mm, welcomed the call letters ordering! stainless steel seamless tubematerialStandardφ6*1-1.5φ28*2-3φ89*4-50Cr18Ni9 (304 ... 5φ10*1-1.5φ34*3-4φ114*4-6φ12*1.5-2 φ38*2-3.5φ133* ...