... medical machinery, papermaking, heat preservation and refrigeration, mech Detailed Product Description254SMO/S31254 pipe: 1) Specifications: OD:10-273mm ... Grades: 304, 304L, 316, 316L 254SMO/S31254 Pipe :1) Specifications: OD:10-273mm and THK: 1 ... fiber, smelt, medical machinery, papermaking, heat preservation and refrigeration, mechanical equipment, food, electricity, water conservancy, architecture, ...