A335 P91 Alloy Seamless Steel Pipe 

ASTM A335 Steel Pipe (ASME S/A335, Chrome-Moly) is a seamless Alloy Steel Pipes for high temperature service. Cold Drawn Smls Steel Pipe ordered to this specification shall be suitable for bending, flanging (vans toning), and similar forming operations, and for fusion Welded Pipes. Sometimes referred to as “P Grade”, chrome moly pipe is popular in P-Grades P5, P9, P11, P22, and P91. ASTM A335 standard is issued under the fixed designation A 335/A 335M; the number immediately following the designation indicates the year of original adoption or, in the case of revision, the year of last revision.  The most common use of grades P11, P22, and P91 is in the power industry and petro-chemical plants, Grades P5 and P9 are commonly used in refineries. HuiTong Supply stocks a full range of the following A335 pipe grades:  Grades: ASTM A335 P5, P9, P11, P-22, and P91…