China GB GB 13296 (2007), GB 2270 (1980) , GB 4238 (1992), GB/T 1220 (1992), GB/T 1221 (1992) , GB/T 12770 (2002) , GB/T 12771 (2000) , GB/T 14975 (2002), GB/T 14976 (2002), GB/T 3089 (1982) , GB/T 3090 (2000) , GB/T 3280 (1992), GB/T 4226 (2004), GB/T 4237 (1992) , GB/T 4239 (1991) , GB/T 4240 (1993) , GB/T 4356 (2002) , JB 4728 (2000) , JB/T 6398 (2006) , 1Cr18Ni9Ti 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 | 1Cr18Ni9Ti | Austenite | GB | China | Seamless stainless steel tubes for boiler and heat exchanger | 
| C | Si | Mn | P | S | Ni | Cr | Ti | 
|---|---|---|---|---|---|---|---|
| ≤0.12 | ≤1.00 | ≤2.00 | ≤0.035 | ≤0.030 | 8.00 -11.00 | 17.00 -19.00 | ≤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) | 
|---|---|---|---|---|---|---|
| 861 (≥) | 295 (≥) | 44 | 33 | 43 | Solution and Aging, Annealing, Ausaging, Q+T,etc | 431 | 
| 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 | 
|---|---|---|---|---|---|---|---|
| 12 | - | - | 0.14 | - | |||
| 982 | 518 | - | 21.3 | 433 | - | ||
| 829 | - | 41 | 42.2 | 123 | 233 | 
Heat treated : 1677°C - 1331°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 4238 (1992) | Heat-resisting steel sheets and plates | GB-4238--(1992).pdf | 
| GB/T 1220 (1992) | Stainless steel bars | GB-T-1220--(1992).pdf | 
| GB/T 1221 (1992) | Heat-resisting steel bars | GB-T-1221--(1992)-.pdf | 
| GB/T 12770 (2002) | Welded stainless steel tubes for machine structures | GB-T-12770--(2002)-.pdf | 
| GB/T 12771 (2000) | Welded stainless steel pipes for liquid delivery | GB-T-12771--(2000)-.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 3090 (2000) | Stainless steel small diameter seamless steel tubes | GB-T-3090--(2000)-.pdf | 
| GB/T 3280 (1992) | Cold rolled stainless steel sheets and plates | GB-T-3280--(1992).pdf | 
| GB/T 4226 (2004) | Cold finished stainless steel bars | GB-T-4226--(2004).pdf | 
| GB/T 4237 (1992) | Hot rolled stainless steel sheets and plates | GB-T-4237--(1992)-.pdf | 
| GB/T 4239 (1991) | Cold rolled stainless steel and heat resisting steel strips | GB-T-4239--(1991)-.pdf | 
| GB/T 4240 (1993) | Stainless steel wires | GB-T-4240--(1993)-.pdf | 
| GB/T 4356 (2002) | Stainless steel wire rods | GB-T-4356--(2002)-.pdf | 
| JB 4728 (2000) | Stainless steel forgings for pressure vessels | JB-4728--(2000)-.pdf | 
| JB/T 6398 (2006) | Heavy stainless acid resistant and heat resistant steel forgings | JB-T-6398--(2006)-.pdf | 
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