ASTM A250 Alloy Boiler Tube
ASTM A250 alloy boiler tube is a resistance welded carbon-molybdenum and chromium-molybdenum alloy steel tube used in boilers and superheaters.
GNEE Steel is a leading brand in the market of Steel products and exports and one of our known products include ASTM A213 T12 Alloy Steel Seamless Pipes. The most useful properties of ASTM A213 T12 Alloy Steel Seamless Pipes, which make them efficient include features like enhanced strength, toughness, hardness, hardenability, wear resistance, corrosion resistance and hot hardness and our product has been manufactured to provide them all.
For Our Customers:
We will deliver quality, cost-effective ASTM A213 T12 Alloy steel Seamless Pipes that meet your specifications.
We will work with you to make sure you get what you need, when you need it.
We will provide you with the best customer service possible.
We will keep our equipment updated and maintained.
We will use the highest quality materials.
ASTM A213 T12 Alloy steel Seamless Pipes Quick Details：
Company Name: GNEE Steel
Country/Region: China
FOB Price: US $1500-5000 / Metric Ton
Port: Nhava Sheva Port Mumbai
Main Products: Seamless Pipes & Tubes, Welded Pipes & Tubes, Stainless Steel Tube, API 5L Pipes
No.of Employees: 20 – 40 People
Year Established: 1999
Certification: ISO 9001, ISO 14001 & OHSAS 18001
| C, % | Mn, % | P, % | S, % | Si, % | Cr, % | Mo, % |
| 0.15 max | 0.30-0.60 | 0.025 max | 0.025 max | 0.50-1.00 | 1.00-1.50 | 0.44-0.65 |
| Tensile Strength , MPa | Yield Strength, MPa | Elongation, % | Hardness, HB |
| 415 min | 205 min | 30 min | 179 max |
At Trio Steel, we proudly provide quality ASTM A213 T12 Alloy steel Seamless Pipes to the following industries:
Chemical
Petrochemical
Refineries
Fertilizers
Power Plant
Nuclear Power
Oil Mills
Mining
Construction
Shipbuilding
Steel Plant
Offshore
Oil & Gas
Paper
Breweries
Cement
Sugar
Defence
Ports
Railway
Engineering Co. &
Government Org.
Heat Treatment Requirements
| P5, P9, P11, and P22 | |||
| Grade | Heat Treatment Type | Normalizing Temperature Range F [C] | Subcritical Annealing or TemperingTemperature Range F [C] |
| P5 (b,c) | Full or Isothermal Anneal | ||
| Normalize and Temper | ***** | 1250 [675] | |
| Subcritical Anneal (P5c only) | ***** | 1325 – 1375 [715 – 745] | |
| P9 | Full or Isothermal Anneal | ||
| Normalize and Temper | ***** | 1250 [675] | |
| P11 | Full or Isothermal Anneal | ||
| Normalize and Temper | ***** | 1200 [650] | |
| P22 | Full or Isothermal Anneal | ||
| Normalize and Temper | ***** | 1250 [675] | |
| P91 | Normalize and Temper | 1900-1975 [1040 – 1080] | 1350-1470 [730 – 800] |
| Quench and Temper | 1900-1975 [1040 – 1080] | 1350-1470 [730 – 800] |
