ASTM SA213 Alloy Steel Tubes
Name：Seamless Ferritic and Austenitic Alloy Steel Tubes for Boiler, Superheater and Heat Exchanger
Size(mm):O.D.: 28-168 W.T.: 2∼30 L: max 12000
Description：
1、specification:ASTM A213（ASME SA213）
2、The major products use: apply to the overheated boiler and used in the minimum thickness of ferrite and seamless steel pipes and heat exchangers used in austenitic austenitic pipe.
3、The main products of steel / steel-class:T11；T22
4、Specifications: diameter: 320 to 127 mm thickness: 0.4 to 12.7 mm Length: 6 m above, and, in accordance with customer demand, supply and other specifications of steel pipe
5、Chemicaland mechanical properties
Alloy Steel Pipe Pipes Tubing Features Specifications:
| Standard Specification for Seamless Ferritic and Austenitic Alloy-Steel oiler, Superheater,and Heat-Exchanger Tubes | |
| Application: | For manufacturing wall panel,economizer,superheater and steam pipeline of boilers |
| Size(mm): | O.D.: 28-168 W.T.: 2∼30 L: max 12000 |
Grade and Chemical Composition (%)
|
Grade |
C | Mn | P≤ | S≤ | Si | Cr | Mo |
| T11 | 0.05-0.15 | 0.30-0.60 | 0.025 | 0.025 | 0.50-1.00 | 0.50-1.00 | 1.00-1.50 |
| T12 | 0.05-0.15 | 0.30-0.61 | 0.025 | 0.025 | ≤0.50 | 0.80-1.25 | 0.44-0.65 |
| T13 | 0.05-0.15 | 0.30-0.60 | 0.025 | 0.025 | ≤0.50 | 1.90-2.60 | 0.87-1.13 |
Mechanical Properties(MPa):
|
Grade |
Tensile Point | Yield Point |
| T11 | ≥415 | ≥205 |
| T12 | ≥415 | ≥220 |
| T13 | ≥415 | ≥205 |
