We require 800 pieces of 6-inch seamless steel casing pipes for oilfield applications. 30% of the order (240 pieces) must meet specific screen specifications: 168mm diameter with 7.1WT wall thickness.  
Please provide your most competitive price including freight costs to Ethiopia. The proposal should clearly indicate delivery timelines and payment terms.  
Avoid including brand names or unnecessary technical jargon in your quotation. Priority will be given to suppliers offering optimal price-quality balance with proven seamless pipe manufacturing experience.

Inquiry about Johnson screen welding machine.

I am manufacturing crumbler filters for serum and I need to purchase this type of bend screen. Could you send me a catalog with the products you offer? Is the curvature customizable? Could you send me some price information?