Type: | Round |
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Standard: | AISI, ASTM, DIN, JIS, GB, BS |
Composition: | Carbon Phosphorus Chromium Molybdenum |
Technique: | Hot Rolled |
Shape: | Round Square |
Surface Treatment: | Polished |
Samples: |
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Customization: |
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Product Description |
ASTM A350 is a specification for carbon and low-alloy steel forgings, intended primarily for use at moderate and high temperatures. It covers several grades of carbon and low-alloy steel forgings, including grades LF1, LF2, LF3, LF5, LF6, LF9, LF787, and LF802.
These forgings are typically used for pressure vessel applications, such as flanges, fittings, valves, and other components in the petroleum, chemical, and power generation industries. ASTM A350 forgings are designed to withstand high temperatures and pressures, and they exhibit excellent strength, toughness, and corrosion resistance.
The chemical composition and mechanical properties of the forgings are specified in the ASTM A350 standard. The forgings are made through a process of heating, shaping, and cooling, which involves the use of hammers, presses, or other forming equipment. The forgings are then heat treated to achieve the desired mechanical properties.
It is important to note that ASTM A350 forgings should be used only in accordance with their intended design and service conditions. Proper testing, inspection, and documentation procedures should be followed to ensure the quality and safety of the forgings.
Overall, ASTM A350 is a widely recognized specification for carbon and low-alloy steel forgings, providing guidelines and requirements for their manufacturing, mechanical properties, and application suitability.
Detailed Photos |
Product Parameters |
Element | Composition, w.t % Grades | ||||||
LF1 | LF2 | LF3 | LF5 | LF6 | LF9 | LF787 | |
C | ≤0.30 | ≤0.30 | ≤0.20 | ≤0.30 | ≤0.22 | ≤0.20 | ≤0.07 |
Mn | 0.60-1.35 | 0.60-1.35 | ≤0.90 | 0.60-1.35 | 1.15-1.50 | 0.40-1.06 | 0.40-0.70 |
P | ≤0.035 | ≤0.035 | ≤0.035 | ≤0.035 | ≤0.025 | ≤0.035 | ≤0.025 |
S | ≤0.040 | ≤0.040 | ≤0.040 | ≤0.040 | ≤0.025 | ≤0.040 | ≤0.025 |
Si | 0.15-0.30 | 0.15-0.30 | 0.20-0.35 | 0.20-0.35 | 0.15-0.30 | ... | ≤0.40 |
Ni | ≤0.40 | ≤0.40 | 3.30-3.70 | 1.00-2.00 | ≤0.40 | 1.60-2.24 | 0.70-1.00 |
Cr | ≤0.30 | ≤0.30 | ≤0.30 | ≤0.30 | ≤0.30 | ≤0.30 | 0.60-0.90 |
Mo | ≤0.12 | ≤0.12 | ≤0.12 | ≤0.12 | ≤0.12 | ≤0.12 | 0.15-0.25 |
Cu | ≤0.40 | ≤0.40 | ≤0.40 | ≤0.40 | ≤0.40 | 0.75-1.25 | 1.00-1.30 |
Cb | ≤0.02 | ≤0.02 | ≤0.02 | ≤0.02 | ≤0.02 | ≤0.02 | ≥0.02 |
V | ≤0.08 | ≤0.08 | ≤0.03 | ≤0.03 | 0.04-0.11 | ≤0.03 | ≤0.03 |
N | ... | ... | ... | ... | 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 |
LF5 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 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 |
Company Profile
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Shandong Shanshui Special steel pipe Co.,LTD. Our company was founded in 2014, The headquarters is located in 14th floor, Rongfu Center, Huangshan Road, Liaocheng ,Shandong Province,China.
We specialized in the research and development,production,sales and application promotion of seamless steel pipe. We can provide customer-required Standard,Specification,Material,
Application of Carbon steel tube,Alloy steel tube and their machined products etc.
We have ten years of industry experience, the annual output of the factory is 250,000 tons, non-standard steel tube, super thick wall steel tube, alloy steel tube, super long steel tube, fixed size steel tube are our production advantages.
We have perfect production equipment:
· 50 production workshop · 76 production workshop · 90 production workshop
· 60 Cold Rolling Resources Units(OD10-159mm,THK2-20mm)
Our factory can provide customers with product testing and steel tube machining services,
"OWN PRODUCTION & SALES" production mode, flexible to meet customer needs, for customers to save money.
Our factory's product quality is guaranteed, workshop production control is strict, coordination ability is strong, timely delivery.
Excellent quality and perfect service are the premise and guarantee to create maximum value for customers!
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FAQ |
What kind of company is Shandong Shanshui Special Steel Co., LTD.?
Shandong Shanshui Special Steel Co., Ltd. is a reputable manufacturer and supplier of top-quality steel products in Shandong province, China. With our dedication to excellence, we specialize in producing a wide range of steel pipes including seamless, welded, and alloy steel pipes.
Our company is committed to providing customers with high-quality and reliable steel products. We have built a strong reputation both domestically and internationally for our consistent product quality and customer satisfaction.
Where is the factory of Shandong Shanshui Special Steel Co., LTD.?
Shandong Shanshui Special Steel Co., Ltd. can provide various types of steel pipes, including but not limited to:
1.Seamless steel pipes: Suitable for high temperature, high pressure, and special applications in industries such as petroleum,natural gas, chemical, and power.
2.Welded steel pipes: Suitable for general industrial, construction, and structural purposes, such as buildings, bridges, and machinery manufacturing.
3.Alloy steel pipes: Treated with alloy elements, these pipes have high strength, wear resistance, and corrosion resistance. They are widely used in industries such as petroleum, chemical, power, and aerospace.
4.Oil pipes: Used for oilfield development and oil transportation, these pipes are resistant to high temperatures and corrosion.
5.Gas pipes: Used for natural gas transportation, these pipes have high pressure and corrosion resistance.
6.Hydraulic support pipes: Used in mining, construction, and mechanical equipment as hydraulic supports, these pipes have high strength and corrosion resistance.
In addition, we also provide customized steel pipe products. We can manufacture pipes with special specifications, materials, and processing requirements based on customer needs.
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