Yuhong Group Co.,Ltd
| Payment Terms | L/C, T/T |
| Supply Ability | According To Client's Request |
| Delivery Time | 10-90 Days |
| Packaging Details | Ply-wooden Case /Iron Case/ Bundle with plastic Cap |
| Standard | ASME SA182 F11 |
| Material | Alloy Steel |
| Material Grades | LF2 |
| Size | Customizable |
| Type | Self Reinforeced Nozzle |
| Drawing | Customizable |
| Brand Name | YUHONG |
| Model Number | ASME SA182 F11 Cl.2 |
| Certification | ABS, GL, DNV, NK, PED, AD2000, GOST9941-81, CCS, ISO 9001-2015 |
| Place of Origin | China |
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Product Specification
| Payment Terms | L/C, T/T | Supply Ability | According To Client's Request |
| Delivery Time | 10-90 Days | Packaging Details | Ply-wooden Case /Iron Case/ Bundle with plastic Cap |
| Standard | ASME SA182 F11 | Material | Alloy Steel |
| Material Grades | LF2 | Size | Customizable |
| Type | Self Reinforeced Nozzle | Drawing | Customizable |
| Brand Name | YUHONG | Model Number | ASME SA182 F11 Cl.2 |
| Certification | ABS, GL, DNV, NK, PED, AD2000, GOST9941-81, CCS, ISO 9001-2015 | Place of Origin | China |
| High Light | ASME SA182 F11 Cl.2 pressure vessel nozzle ，self-reinforced nozzle for pressure vessels ，ASME SA182 F11 Cl.2 reinforced nozzle | ||
ASME SA182 F11 Cl.2 Self Reinforced Nozzle For Pressure Vessel
Properties of Material SA182 F11 Cl.2
This material was chosen to match the self-reinforcing design, as it is commonly used in harsh environments:
Medium- and High-Temperature Performance: It exhibits good creep strength and oxidation resistance below approximately 550°C, making it ideal for high-temperature pressure vessels in oil refining, chemical, and power plants.
Weldability: As a low-alloy steel, its weldability is acceptable, but strict preheating and post-weld heat treatment are required to eliminate welding stress, prevent cold cracking, and restore the properties of the heat-affected zone.
Heat Treatment: Normalizing and tempering of "Cl.2" provides a balanced strength, toughness, and microstructure stability.
| Element | Composition, w.t % Grades | ||||||
| LF1 | LF2 | LF3 | LF5 | LF6 | LF9 | LF787 | |
| Carbon max | 0.30 | 0.30 | 0.20 | 0.30 | 0.22 | 0.20 | 0.07 |
| Manganese | 0.60-1.35 | 0.60-1.35 | 0.90 max | 0.60-1.35 | 1.15-1.50 | 0.40-1.06 | 0.40-0.70 |
| Phosphorus max | 0.035 | 0.035 | 0.035 | 0.035 | 0.025 | 0.035 | 0.025 |
| Sulfur max | 0.040 | 0.040 | 0.040 | 0.040 | 0.025 | 0.040 | 0.025 |
| Silicon(a) | 0.15-0.30 | 0.15-0.30 | 0.20-0.35 | 0.20-0.35 | 0.15-0.30 | ... | 0.40 max |
| Nickel | 0.40 max(b) | 0.40 max(b) | 3.30-3.70 max | 1.00-2.00 max | 0.40 max(b) | 1.60-2.24 | 0.70-1.00 |
| Chromium | 0.30 max(b)(c) | 0.30 max(b)(c) | 0.30 max(c) | 0.30 max(c) | 0.30 max(b)(c) | 0.30 max(c) | 0.60-0.90 |
| Molybdenum | 0.12 max(b)(c) | 0.12 max(b)(c) | 0.12 max(c) | 0.12 max(c) | 0.12 max(b)(c) | 0.12 max(c) | 0.15-0.25 |
| Copper | 0.40 max(b) | 0.40 max(b) | 0.40 max | 0.40 max | 0.40 max(b) | 0.75-1.25 | 1.00-1.30 |
| Niobium(e) | 0.02 max(d) | 0.02 max(d) | 0.02 max | 0.02 max | 0.02 max | 0.02 max | -0.02 min |
| Vanadium | 0.08 max | 0.08 max | 0.03 max | 0.03 max | 0.04-0.11 | 0.03 max | 0.03 max |
| Nitrogen | ... | ... | ... | ... | 0.01-0.030 | ... | ... |
| Grade Class | Tensile Strength | Yield Strength min | Elongation min | Hardness max | ||
| ksi | MPa | ksi | MPa | % | HBW | |
| LF1 CL1 | 60-85 | 415-585 | 30 | 205 | 25 | 197 |
| LF2 CL1 | 70-95 | 485-655 | 36 | 250 | 22 | 197 |
| LF2 CL2 | 70-95 | 485-655 | 36 | 250 | 22 | 197 |
| LF3 CL1 | 70-95 | 485-655 | 37.5 | 260 | 22 | 197 |
| LF3 CL2 | 70-95 | 485-655 | 37.5 | 260 | 22 | 197 |
| LF5 CL1 | 60-85 | 415-585 | 30 | 205 | 25 | 197 |
| LF5 CL2 | 70-95 | 485-655 | 37.5 | 260 | 22 | 197 |
| LF6 CL1 | 66-91 | 455-630 | 52 | 360 | 22 | 197 |
| LF6 CL2 | 75-100 | 515-690 | 60 | 415 | 20 | 197 |
| LF6 CL3 | 75-100 | 515-690 | 60 | 415 | 20 | 197 |
| LF9 | 63-88 | 435-605 | 46 | 315 | 25 | 197 |
| LF787 CL2 | 65-85 | 450-585 | 55 | 380 | 20 | 197 |
| LF787 CL3 | 75-95 | 515-655 | 65 | 450 | 20 | 197 |
| Charpy V-Notch Energy Requirements for 10x10 mm Specimens | ||||
| Grade Class | A | B | ||
| ft·lbf | J | ft·lbf | J | |
| LF1 LF9 | 13 | 18 | 10 | 14 |
| LF2 CL1 | 15 | 20 | 12 | 16 |
| LF3 CL1 | 15 | 20 | 12 | 16 |
| LF5 CL1 CL2 | 15 | 20 | 12 | 16 |
| LF787 CL2 CL3 | 15 | 20 | 12 | 16 |
| LF6 CL1 | 15 | 20 | 12 | 16 |
| LF2 CL2 | 20 | 27 | 15 | 20 |
| LF3 CL2 | 20 | 27 | 15 | 20 |
| LF6 CL2 CL3 | 20 | 27 | 15 | 20 |
| Material | Pipes | Fittings | Flanges | Valves | Bolts & Nuts |
| Carbon Steel | A106 Gr A | A234 Gr WPA | A105 | A216 Gr WCB | A193 Gr B7 A194 Gr 2H |
| A106 Gr B | A234 Gr WPB | A105 | A216 Gr WCB | ||
| A106 Gr C | A234 Gr WPC | A105 | A216 Gr WCB | ||
| Carbon Steel Alloy High-Temp | A335 Gr P1 | A234 Gr WP1 | A182 Gr F1 | A217 Gr WC1 | A193 Gr B7 A194 Gr 2H |
| A335 Gr P11 | A234 Gr WP11 | A182 Gr F11 | A217 Gr WC6 | ||
| A335 Gr P12 | A234 Gr WP12 | A182 Gr F12 | A217 Gr WC6 | ||
| A335 Gr P22 | A234 Gr WP22 | A182 Gr F22 | A217 Gr WC9 | ||
| A335 Gr P5 | A234 Gr WP5 | A182 Gr F5 | A217 Gr C5 | ||
| A335 Gr P9 | A234 Gr WP9 | A182 Gr F9 | A217 Gr C12 | ||
| Carbon Steel Alloy Low-Temp | A333 Gr 6 | A420 Gr WPL6 | A350 Gr LF2 | A352 Gr LCB | A320 Gr L7 A194 Gr 7 |
| A333 Gr 3 | A420 Gr WPL3 | A350 Gr LF3 | A352 Gr LC3 | ||
| Austenitic Stainless Steel | A312 Gr TP304 | A403 Gr WP304 | A182 Gr F304 | A182 Gr F304 | A193 Gr B8 A194 Gr 8 |
| A312 Gr TP316 | A403 Gr WP316 | A182 Gr F316 | A182 Gr F316 | ||
| A312 Gr TP321 | A403 Gr WP321 | A182 Gr F321 | A182 Gr F321 | ||
| A312 Gr TP347 | A403 Gr WP347 | A182 Gr F347 | A182 Gr F347 | ||
Application:
Petrochemical and Refining:
Equipment such as hydrogenation reactors, hydrodesulfurization units, high-pressure separators, and high-temperature heat exchangers operate under high temperature, high pressure, and hydrogen-rich environments for extended periods, requiring materials with resistance to hydrogen corrosion and creep.
Energy and Power:
High-pressure boilers, steam headers, and components subjected to high-temperature steam in thermal power plants, as well as in supercritical or ultra-supercritical units.
Chemical Processes:
Critical connection points such as high-pressure synthesis towers and high-temperature reactors in ammonia and methanol synthesis plants.
Other Harsh Operating Conditions: Applications involving severe thermal cycling, fatigue loads, or requiring extremely high structural integrity.
Company Details
Business Type:
Manufacturer,Distributor/Wholesaler,Importer,Exporter,Trading Company,Seller,Other
Year Established:
2007
Total Annual:
50M-70M
Employee Number:
50~850
Ecer Certification：
Verified Supplier
Yuhong Group is one of the large scale group company in China, more than 35 years experience in the international market, providing high-quality services to over 3000 customers, end user which like Aramco, Petrobras, Pemex, Petronas, Ecopetro, Petroecuador, …. till now Yuhong Grou... Yuhong Group is one of the large scale group company in China, more than 35 years experience in the international market, providing high-quality services to over 3000 customers, end user which like Aramco, Petrobras, Pemex, Petronas, Ecopetro, Petroecuador, …. till now Yuhong Grou...
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