Carbon steel coupling: 1>Material: Carbon steel 2>Type: Plain 3>Size: 1/2"-24" 4>Standard: ANSI, DIN, BS 5>Packing: In wooden cases 6>Usage: Be widely used for oil, gas, water, electric, etc 7>MOQ: 10000 PCS 8>Delivery: Within 30 days after received the deposit BAODING DONGDING TRADE Co., Ltd is specialized in this field for many years. Main of our products are: Elbow, Tee, Cross, Union, Cap, Coupling, Nipple, Reducer and so on. Our products have good quality and competitive price, if any item meet your interest, pls kindly contact me.