Dear Sir, Our company is a big leading professional manufacturer of Carbon Seamless Steel Pipe And Spiral Welded Steel Pipe as per ASTM A106/A53 GR.B, API 5L B, API 5L X42-X70, DIN 2448 standard as below: 1. Carbon Seamless Steel Pipes of API 5L/ ASTM A106/A53 GR.B. 2. Hot Expanded Seamless Steel Pipes. 3. ERW Steel Pipe. 4. Spiral Welded Steel Pipe. 5. Carbon Steel Butt Weld Pipe Fittings : Elbow, Tees, Reducers, End Caps. 6. All kinds of Flanges, welding neck , slip on , socket weld , threaded, lap joint, blind, spectacle, orifice, ring and long welding neck flanges. SIZE: 1/2 inch-48 inch WALL THICKNESS: 2mm-65mm STANDARD: GB/T, ASTM, API, JIS, DIN MATERIAL:20#,45#,Q354, ASTM A106 GR.B, ASTM A53 GR.B, API 5L B, API 5L X42, API 5L X52, API 5L X60, API 5L X70 USE: Petroleum, chemical, power, gas, metallurgy, shipbuilding, construction, We hope we can develop both friendship and business relations, by our joint effort, on the basis of equality and mutual benefit, we dare say that we will be your best supplier in China, We are very sure that you will have a good market by selling our products. We are looking forward to your newest Enquiry; we will offer you our best price. Sincerely Yours, Wendy Yang(Miss.) Export Manager HeBei New Sinda Pipes Manufacture Co.,Ltd. Website: My Cell Phone:0086 15100789505 Email: ywjpipefitting@hotmail.com Talk online: MSN:ywjpipefitting@hotmail.com Skype: ywjpipefitting Yahoo Messenger: ywjpipefitting@yahoo.com Google Talk: ywjpipefitting@gmail.com