China GB GB 13296 (2007), GB 2270 (1980) , GB/T 1220 (1992), GB/T 14975 (2002) , GB/T 14976 (2002), GB/T 3089 (1982) , GB/T 3280 (1992) , GB/T 4237 (1992) , 1Cr18Ni12Mo3Ti Specialsteel Seamless stainless steel tubes for boiler and heat exchanger and Mechanical Properties, Chemical Element, Cross Reference, Datasheet.
| Category | Class | Grade | Type | Standard | Country | Application | 
|---|---|---|---|---|---|---|
| Steel Grades | Specialsteel | 1Cr18Ni12Mo3Ti | Austenite | GB | China | Seamless stainless steel tubes for boiler and heat exchanger | 
| C | Si | Mn | P | S | Ni | Cr | Mo | Ti | 
|---|---|---|---|---|---|---|---|---|
| ≤0.12 | ≤1.00 | ≤2.00 | ≤0.035 | ≤0.030 | 11.00 -14.00 | 16.00 -19.00 | 2.50 -3.50 | ≤5x(C%-0.02)-0.80 | 
| Yield Rp0.2 (MPa) | Tensile Rm (MPa) | Impact KV/Ku (J) | Elongation A (%) | Reduction in cross section on fracture Z (%) | As-Heat-Treated Condition | Brinell hardness (HBW) | 
|---|---|---|---|---|---|---|
| 571 (≥) | 728 (≥) | 14 | 21 | 42 | Solution and Aging, Annealing, Ausaging, Q+T,etc | 133 | 
| Temperature (°C) | Modulus of elasticity (GPa) | Mean coefficient of thermal expansion 10-6/(°C) between 20(°C) and | Thermal conductivity (W/m·°C) | Specific thermal capacity (J/kg·°C) | Specific electrical resistivity (Ω mm²/m) | Density (kg/dm³) | Poisson’s coefficient, ν | 
|---|---|---|---|---|---|---|---|
| 41 | - | - | 0.32 | - | |||
| 983 | 837 | - | 33.3 | 134 | - | ||
| 649 | - | 14 | 44.2 | 234 | 222 | 
Heat treated : 1348°C - 1111°C
| GB 13296 (2007) | Seamless stainless steel tubes for boiler and heat exchanger | GB-13296--(2007).pdf | 
| GB 2270 (1980) | Seamless tubes | GB-2270--(1980)-.pdf | 
| GB/T 1220 (1992) | Stainless steel bars | GB-T-1220--(1992).pdf | 
| GB/T 14975 (2002) | Stainless steel seamless tubes for structures | GB-T-14975--(2002)-.pdf | 
| GB/T 14976 (2002) | Stainless steel seamless tubes for fluid transport | GB-T-14976--(2002).pdf | 
| GB/T 3089 (1982) | Thinnest-wall seamless tubes of stainless and acid-resistance steel | GB-T-3089--(1982)-.pdf | 
| GB/T 3280 (1992) | Cold rolled stainless steel sheets and plates | GB-T-3280--(1992)-.pdf | 
| GB/T 4237 (1992) | Hot rolled stainless steel sheets and plates | GB-T-4237--(1992)-.pdf | 
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