Standard: ASME, ANSI, JIS, DIN,GB ? Size: 1/2"--48" ?Material: carbon steel; alloy steel ?Surface treatment: transparent oil, rust-proof oil, hot galvanizing ?Price: very competitive ? Special design available Any interest in our products,pls feel free to contact Lily. Cangzhou Hongxin pipe fittings Co., Ltd. 1 Well and High Quality Control 2 Prompt Delivery 3 Competitive Prices 4 Small Order Acceptable 5 OEM Accepted 6 Activity team