AISI A182 Grade F11/Mat.No. 1.7335/ DIN 13CrMo44,
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Specification, Chemical & Mechanical Performance
We can produce 1.7335, DIN 13CrMo44, AISI A182 Grade F11 stainless steel round rods, 1.7335, DIN 13CrMo44, AISI A182 Grade F11 forging,sheet,coil,and profiledstrip,Deformed steel,flat steel,mould,steel wire,have all specifications. With Bozhong production experience, strict control 1.7335, DIN 13CrMo44, AISI A182 Grade F11 chemical composition and 1.7335, DIN 13CrMo44, AISI A182 Grade F11 mechanical properties.From casting, forging, steel to hot and cold rolling process, heat treatment, etc, we have the control of professional engineers. We have advanced precision machining equipment, according to the requirements of users machining. in order to achieve the most satisfied with the user requirements.
Production specification
Round bar steel: 1mm to 3500mm
Square-shape steel: 1mm to 4000mm
Plate steel:0.1mm to 4000mm
Width: 10mm to 2500mm
Lenth: We can supply any lenth based on the customer's requirement.
Forging: Shafts with flanks/pipes/tubes/slugs/donuts/cubes/other shapes
Tubings: OD: φ6-1800mm, with wall thickness ranging from 1-35 mm.
Finished goods condition: hot forging/hot rolling + annealing/normalizing + tempering/quenching + tempering/any conditions based on the customer's requirement
Surface conditions: scaled (hot working finish)/ground/rough machining/fine machining/based on the customer's requirement
Furnaces for metallurgical processing: electrode arc + LF/VD/VOD/ESR/Vacuum consumable electrode.
Ultrasonic inspection: 100% ultrasonic inspection for any inperfections or based on the customer's requirementExcellent service for all kinds of industries,with advantages of technologies, equipment and price.
We serve you with our honesty, integrity, and professionality.
Designation by Standards
| Brand Name | Ravne No. | Mat. No. | DIN | EN | AISI |
| 13CRMO44 | 762 | 1.7335 | 13CrMo44 | 13CrMo4-5 | A 182 Grade F11 |
Chemical Composition (in weight %)
| C | Si | Mn | Cr | Mo | Ni | V | W | Others |
| 0.14 | max. 0.40 | 0.55 | 0.98 | 0.60 | - | - | - | max. Cu = 0.30 |
Description
Alloy special structural steels. Cr-Mo-steels with > 0.35% Mo.
Applications
High-temperature structural steel: Collectors, water boiler and superheater tubes (530oC).
Physical properties (avarage values) at ambient temperature
Modulus of elasticity [103 x N/mm2]: 210
Density [g/cm3]: 7.85
Soft Annealing
Heat to 680-720oC, cool slowly in furnace.
Hardening
Harden from a temperature of 910-940oC followed by oil or air quenching.
Tempering
Tempering temperature: 650-720oC.
Mechanical Properties in Hardened and Tempered Condition
| Diameter in mm | 0.2 % proof stress (N/mm2) | Tensile strength (N/mm2) | Elongation (%) | Impact strength (J) |
| up to 60 | 295 | 440-590 | 20 | 44 |
| 61-90 | 285 | 440-590 | 20 | 44 |
| 91-150 | 275 | 440-590 | 20 | 44 |
0.2 % Proof Stress (N/mm2) vs. Temperature
| 100oC | 150oC | 200oC | 250oC | 300oC | 350oC | 400oC | 450oC | 500oC |
| 260 | 245 | 240 | 230 | 215 | 200 | 190 | 180 | 175 |
| 250 | 240 | 230 | 220 | 205 | 190 | 180 | 170 | 165 |
| 250 | 235 | 220 | 210 | 195 | 180 | 170 | 160 | 155 |
1 % Creep Limit (N/mm2) vs. Temperature (oC)
| Hours | 450oC | 460oC | 480oC | 500oC | 520oC | 540oC | 560oC |
| 10 000 | 245 | 228 | 193 | 157 | 122 | 90 | 64 |
| 100 000 | 191 | 172 | 133 | 98 | 70 | 46 | 30 |
Creep Rapture Strength (N/mm2) vs. Temperature (oC)
| Hours | 450oC | 460oC | 480oC | 500oC | 520oC | 540oC | 560oC |
| 10 000 | 370 | 348 | 304 | 239 | 179 | 129 | 91 |
| 100 000 | 285 | 251 | 190 | 137 | 94 | 61 | 40 |
| 200 000 | 260 | 226 | 167 | 115 | 76 | 50 | 32 |
Forging
Hot forming temperature: 1100-850oC.
