A213 Astm Seamless Pipealloy Steel T91 Grade Heat Exchanger Application - China

A213 ASTM Seamless Pipe Alloy Steel T91 Grade Heat Exchanger Application XOOS is providing T91 Boiler Pipe & Seamless hot finished tubes and pipes for utility boilers, industrial boilers and heat recovery steam generators.

The T91 tubes and pipes are supplied in random lengths or in fixed lengths to be analysed and agreed at time of order, in the range between 4, 000 mm and 12, 000 mm depending on the size.

1 - Application: Power plant; Boilers; Heat-Exchangers; Chemical Fertilizer; Petrochemicals; Offshore Oils; Gas Productions; Refineries and etc.

2 - Standards: ASTM A213 Standard Specification for Seamless Ferritic and Austenitic Alloy-Steel Boiler, Superheater, and Heat-Exchanger Tubes 3 - Ordering Information Quantity (feet, meters, or number of lengths), Name of material (seamless tubes), Grade (T91), Condition (hot finished or cold finished), Size (outside diameter and minimum wall thickness), Length (specific or random), Hydrostatic Test or Nondestructive Electric Test Increased Sulfur, and Special requirements and any supplementary requirements selected.

4 - Chemical Requirements - - - - Chemical Requirements | Grade | UNS Designation | Composition, % | C | Mn | p | S | Si | Cr | Mo | Other Elements | max | max | T91 | K90901 | 0.07-0.14 | 0.30-0.60 | 0.02 | 0.01 | 0.20-0.50 | 8.0-9.5 | 0.85-1.05 | V 0.18-0.25 | N 0.030-0.070 | Ni 0.40 max | Al 0.04max | Nb 0.06-0.1 | - - - - 5 - Mechanical Properties Tensile Strength min: 85ksi/585MPa Yield Strength min: 60ksi/145MPa 6 - Available Size Range - - - - OD | Thickness | mm | inch | mm | SCH | 21.3~141.3 | 1/2''~ 5'' | 2.11~19.05 | SCH10~XXS | * If the steel grades and size you are looking for are not listed above, please contact us for further information.

| - - - - 7 - Heat Treatment Requirements - - - - Heat Treatment Requirements | Grade | UNS Number | Heat Treat Type | Austenitizing/Solutioning Temperature min or range | Cooling Media | Subcritical Annealing or Tempering Temperature min or range F C | T91 | K90901 | normalize and temper | 1900F1040C | | 1350F730C | - - - -

Company Contact:

• Posted By: Xi an Overseas Oilfield Services Co., Ltd.

• Phone: 86-29-89584808

• Address: C-1102, Van Metropolis, No. 35, Tangyan Road, Xi'an, China, Xi an, shanxi , China

• Email:

• Website: https://www.seamlessalloysteelpipe.com

• Business Description: Since 2008, XOOS has been engaged in seamless alloy steel pipe, carbon steel pipe, and stainless steel pipe distrubtion industry.
  
  With the support of our strategic partners like Chengde Group, Hengyang Group, TPCO, Baosteel, Jiuli, etc.