Dear Sir , Good day. We, Liaoning Aotong Steel Pipe Co., Ltd., who is a professional manufacturer of spiral welded steel pipe in China, and the leading products will be for double sided spiral submerged arc welded steel pipes and 3-layer PE Anti-corrosion coatings steel pipes.Please check the attachment and find our main business programs as belows: 1. Specialized in producing Spiral submerged arc welded steel pipe, with diameter from OD219mm to OD3600mm, wall thickness from 6mm to 25mm, steel grade A25--X80. The products are widely used to petroleum, natural gas, coal gas, heat supply, water supply and drainage and so on which are long distance pipelines. 2. The company has modern production lines of 3-layer PE corrosion, which is the most advanced manufacturers of PE anti-corrosion in China. Spiral Submerged Arc Steel Pipe Specifications 1) Outer Diameter: 219mm-3600mm / 8.6-141.7 2) Thickness: 6mm-25mm / 0.236-0.98 3) Material: Carbon Steel 4) Standard: API Spec 5L, GB/T 9711.1-1997 5) Grade: B, X 42, X46, X52, X56, X60, X65, X70, x80 6) Treatment: Ends plain or beveled / Varnish coating or not etc. 7) Packing: Ends with caps or not / Bulk / Bundle Application 1) Petroleum Pipelines 2) Natural Gas Pipelines 3) Coal Gas Pipelines 4) Water Supply Pipelines 5) Drainage Water Pipelines 6) Heat Supply Network Pipelines 7) Pressurized Air Pipelines 8) Common Gas Pipelines 9) Construction Foundation Piles 10) Steel Structure Buildings 11) Steel Structure Bridges 12) Seaports and Docks etc. Remark 1) Min Order Quantity: 100 MT 2) Delivery Time: 7-30 Days 3) Trade Term: FOB/CFR/CIF 4) Payment Term: T/T, L/C, Please feel free to contact with us if you have any query. Looking forward to your early inquiry specification details. Thanks and best regards, Susan Sun Liaoning Ao Tong Steel Pipe Co., Ltd. Add. No.405 Anteng Road Qianshan District, Anshan City, Liaoning Province, China Tel 0086-412-2572889 E-mail:as_steel at yeah dot net MSN:sl-1985-bd at 163 dot com Homepage:http://***** http://***** Show More