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Products
Grade Specifications
At St. Louis Pipe & Supply, we have the exact grade you need to fulfill your project. If you are looking for an alloy pipe supplier, a carbon or chrome pipe supplier, or other grades, we are here to help you.
CHROME
P1 / P5 / P9 / P11 / P22 / P91
STAINLESS
304H / 304L / 316H / 316L / 317L / 321H / 347H / 310 / 309 / DUPLEX 2205 / SUPER DUPLEX 2507
LOW TEMP
GRADES 1 / 3 / 6
CARBON
A53B / A106B / API / X GRADES
NICKEL ALLOYS
200 / 201 / 400 / 600 / 625 / 800 / 800H / 800HT / 825 / 254SMO / AL6XN / ALLOY 20 / C276 / C22 B3 / HAST-X