BEAM
Standard:GB/T 11263 2010/JIS G3192/ GB/T 707-1988/ BS4-1 1993/ EN10034 1993/ EN 10029/ASTM A6-A6M /JIS G31301/GB/T 33814-2017
Chemical Components (%) |
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Grade | C | Mn | P | S | Si | Cr | Mo |
T11 | 0.05-0.15 | 0.30-0.60 | ≤0.025 | ≤0.035 | 0.50-1.00 | 1.00-1.50 | 0.44-0.65 |
T12 | 0.05-0.15 | 0.30-0.61 | ≤0.025 | ≤0.035 | 0.5 | 0.80-1.25 | 0.44-0.65 |
T22 | 0.05-0.15 | 0.30-0.60 | ≤0.025 | ≤0.035 | 0.5 | 1.90-2.60 | 0.87-1.13 |
Grade | UNS Number | Heat Treat Type | Subcritical Annealing or Tempering Temperature, Min or range °F [°C] |
T11 | K11597 | full or isothermal anneal normalize and temper | 1200 [650] |
T12 | K11562 | full or isothermal anneal normalize and temper subcritical anneal | 1200 to 1350[650 to 730] |
T22 | K21590 | full or isothermal anneal normalize and temper | 1250 [675] |