1)Effective pipes 2)High quality control system 3)Strictly ... water glass; lost wax;Material:Carbon steel, alloy steel, stainless steelStandards:ASTM, AISI, BS, DIN, JIS, NFCapacity:1,200Tons/ ... : processing with supplied drawings; OEM; Management: Total Quality Management, ERP, Advantages: Casting no internal shrinkage, ... customer's required Pipe coupling,high quality pipe,stainless steel pipes