Dn1200 Sch40 API5l Gr B Spiral Steel Pipe

　　The spring for Dn1200 Sch40 API5l Gr B Spiral Steel Pipe. Recently the seamless steel pipes prices keeping increasing. Many orders fly to us. Our production schedule have been full for recently 30 days. But our delivery time can still be within 30 days. Because we can add the same pipes to the producing line. And what is more important is we have full stock for steel pipes.