Carbon steel pipes come in various grades, each with specific properties and applications. The choice of grade depends on factors such as the intended use, operating conditions, and required mechanical properties. Here are some common grades of carbon steel pipes:
ASTM A53/A53M:
Grade A: This grade is typically used for non-pressure applications and is suitable for welding and forming operations.
Grade B: Grade B is the most commonly used grade and is suitable for conveying fluids and gases under high pressure and temperature conditions.
ASTM A106/A106M:
Grade A: This grade is suitable for low-temperature applications and is commonly used in refineries and plants where corrosion resistance is not a concern.
Grade B: Grade B is the most commonly used grade and is suitable for high-temperature and high-pressure applications such as steam, water, and oil transportation in refineries and plants.
Grade C: This grade is commonly used for low-temperature applications and offers better impact properties than Grades A and B.
ASTM A333/A333M:
Grade 1: This grade is suitable for low-temperature applications down to -50�°F (-45�°C) and is commonly used in refineries, chemical plants, and power plants.
Grade 3: Grade 3 offers good impact properties and is suitable for low-temperature applications down to -150�°F (-101�°C).
Grade 6: Grade 6 is the most commonly used grade and offers excellent impact properties at low temperatures down to -50�°F (-45�°C).
API 5L:
Grade A: This grade is suitable for conveying low-pressure fluids and is commonly used in the transportation of natural gas and petroleum products.
Grade B: Grade B is the most commonly used grade and is suitable for conveying fluids under high pressure and temperature conditions.
X42, X52, X60, X65, X70, X80: These grades offer higher strength and are suitable for conveying fluids in demanding environments such as offshore drilling rigs and pipelines.
ASTM A672/A672M:
Grades A45, A50, A55, A60, A65, A70: These grades are electric-fusion-welded steel pipes suitable for high-pressure service at moderate temperatures.
ASTM A691/A691M:
Grades CM-65, CM-70, CM-75: These grades are electric-fusion-welded steel pipes suitable for high-pressure service at high temperatures.
These are some of the commonly used grades of carbon steel pipes. Each grade has specific chemical composition and mechanical properties designed to meet various industry standards and applications. It's essential to consult relevant standards and specifications to select the appropriate grade for specific project requirements.
SMLS/ERW/EFW/SAW ASTM / ASME A 53 GR. A & B, ASTM A 106 GR. A, B & C . API 5L GR. B, API 5L X 42, X 46, X 52, X 60,X 65 & X 70 . ASTM / ASME A 691 GRA, B & C ½ to 32 inch.
Product Name Seamless Carton Steel Pipe Grade Q235 = S235 / A53 Grade B / A500 Grade A / STK400 / SS400 / ST422 Q345 = S355JR / A500 Grade B Grade C Q355,45#ï¼?40# Length 5.8~12.0 m or as customized Surface Treatment Prime quality (bared, oiled, color paint, 3LPE, or other anti-corrosive treatment) Inspection With Chemical Composition and Mechanical Properties AnalysisDimensional and Visual Inspection, also with Nondestructive Inspection.
Specifications ASTM A860 High Yield ASME SA860M High Yield Dimensions ASMEANSI B169 ASME B1628 MSSSP43 Size Seamless Butt Weld Fittings 12 10 Welded Butt Weld Fittings 12 48 Type Seamless Welded Fabricated Schedule Sch 5 TO Sch XXS Thickness 20 Swg 18 Swg 16 Swg 14 Swg 12 Swg 10 Swg amp Sch 10 Sch 40 Sch 80 etc
Standards ASTM A106 A333 A179 A192 ASME SA106 SA333 SA192 SA179 Dimensions ASTM ASME and API Outer Diameter 600 mm OD up to 9144 mm OD Sizes up to 24 NB Thickness 03mm 50 mm Type Seamless Welded Fabricated Schedule SCH20 SCH30 SCH40 STD SCH80 XS SCH60 SCH80 SCH120 SCH140 SCH160 XXS Seamless Pipes amp Tubes Size 1 8 NB 24 NB Length Single Random Double Random amp Required Length Form Round PipesTubes Square PipesTubes Rectangular PipeTubes End Plain End Beveled End Treaded
High Precision Steel Pipe for Gas spring Cylinder Type:Seamless and Welded Steel Tube Roughness 0.1-0.8ra Material E195-E235,Q195-Q235,#10,#20,#45,SAE1010,SAE1020 Surface:Black/bright Standard:DIN, GB, JIS, DIN 17175, DIN 2391, GB 5310-1995, GB/T 13793-1992, GB/T 3094-2000, GB/T 8163-1999, JIS G3101 Size :OD 3mm-140mm Thickness 0.5-20mm Processing :Cold rolled /cold drawn 1. BK (+C) No heat treatment after last cold forming process. 2. BKW (+LC) After last heat treatment there is a light finishing pass (cold drawing) 3. BKS (+SR) After the final cold forming process the tubes are stress relieve annealed. 4. GBK (+A) After the final cold forming process the tubes are annealed in a controlled atmosphere. 5. NBK (+N) After the final cold forming process the tubes are annealed above the upper Woven bag / wooden or crate carton/ Bundle Packing/ Plain end or vanished as per customer's request. Usage: Gas Spring Cylinder
Product Name Precision Steel Pipe Standard DIN2391 EN10305-1 ASTMA179 ASTM A192 ASTM A519 Material SAE1010,SAE1020,#10,#20,#45,304,316 Outer diameter 8MM-50MM Wall thickness 0.5-50.0MM Length fixed(3-12m) or customized Technology High precision Cold drawn/ Cold rolled Heat treatment BK/BKS/NBK Advantages Short delivery time Quality assurance Competitive price
We can produce carbon steel pipe, carbon steel pipes, carbon pipe, black carbon steel pipe, carbon seamless steel pipe, hot rolled carbon steel pipe, api carbon steel pipe, welcome u and u team come to visit at any time. We can produce carbon steel pipes according to various standards: api 5l, astma106, din2448/1629, en10216-2, en 10255etc. Our pipes are used for conveyance of gas, petroleum, liquid, and electricity for boilers, chemical industries, petroleum cracking, and construction. Size: 114mm to 965mm Ends: beveled, threaded, square cut Materials: according to customer's requirements Packing: balck painted, caps , be or pe Delivery time: within 7 days Payment terms: l/c at sight or t/t If u have any questions, pls feel free to contact sharon Astm, jis, en, bs, gost, gb
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1. Material :carbon steel, alloy steel carbon steel: astm a234 wpb, wpc; astm a420 wpl9, wpl3, wpl6, wphy-42, wphy-46, wphy-52, wphy-60, wphy-65, wphy-70. alloy steel: astm a234 wp1, wp11, wp12, wp22, wp5, wp9, wp91 2. Standard :asme b16.9, din2605, gost17375, en10253-1, jis b2311 3.Size :1/4-48’’ 4.Schedule:sch std, xs, xxs, sch 10 ~ sch 160 5.Moq : 1 piece 6.Deliery time:10 days.
