Diameter: 89mm-10000mm Thickness: 2mm--300mm Reduction Ratio: About 10% Material: Carbon steel, Stainless steel, Aluminum,Titanium,Alloy Steel,etc Technology: Hot pressing, Cold pressing Surface Treatment: Sand Blasting,Pickling Test: UT,RT,MT,PT,ET Applicable Standard: ANSI, ASME ,MSS, API, DIN, JIS, BS. AWWA and GB Certificate: ISO9001 ,ISO14001,OHSAS18001 Applications: Petroleum, chemical industry, water conservancy, electric power,  boiler, machinery, metallurgy, sanitary construction etc. Packaging: Wooden cases outside, Plastic flim iside Delivery time: According to customers requirement Custom-made Support