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ASTM A691 Grade1 1/4CR Welded Pipes
Check SA691 1/4CR Pipe Weight
Welded pipes are important in various industries, including energy, construction, and manufacturing. Selecting the right type and quality of welded pipes is crucial for demanding applications. ASTM A691 Grade1 1/4CR Welded Pipes are classified according to their properties and composition. One of the types available is the low-alloy steel welded pipe. They have a carbon content of less than 5%. Their alloying elements include nickel, chromium, molybdenum, and vanadium.
The low-alloy steel pipes have excellent corrosion resistance, strength and toughness, and weldability. Another type of 4CR Alloy Steel Welded Pipe is the high-strength low-alloy steel welded pipe. They contain more alloying elements like manganese, silicon, copper, and phosphorus. The high-strength low-alloy steel welded pipes are characterized by high tensile strength, corrosion resistance, wear resistance, and impact resistance.
ASME SA 691 Grade.1 1 welded pipes have different applications, depending on their type. The low-alloy steel welded pipes are useful in constructing pipelines, pressure vessels, and equipment used in oil and gas, petrochemical, and chemical plants. They can also be used in mining and offshore applications where corrosion and erosion resistance are essential. The high-strength low-alloy steel welded pipes are widely used in the aerospace, automotive, and shipbuilding industries. They are also applied in construction, agriculture, and material handling.
Aside from their specific applications, ASTM A691 Grade1 1/4CR Welded Pipes offer several benefits. These benefits differ depending on the type of welded pipe and its application. The low-alloy steel welded pipes are generally cost-effective, durable, and easy to fabricate. They are also easier to weld and less prone to cracking. On the other hand, high-strength low-alloy steel welded pipes have superior strength, wear resistance, and toughness. They also have excellent machinability and weldability. Both types of welded pipes have low carbon content, making them suitable for applications that require low emissions.
View Cold Drawn and Hot Rolled Conditions of Chromium Molybdenum Steel Gr.1-1/4CR ERW Welded Pipe
ASTM A691 grade 1-1/4CR Pipe Sizes
OD: 0.5" - 24"
WT:2mm-100mm
ASTM A691 Grade 1 1 4 CR Class 22 Welded Pipe Dimensional Standard
ASME B36.19
ASME B36.10
ASTM A691 Grade 1 1 4 Electric Resistance Welded Pipe Surface
400G 500G 800G Mirror finish
180G 320G 400G Satin
Annealed & Pickled finish
Welded Alloy Steel Gr.1 1/4CR Round Pipe Schedule
SCH 5
SCH 10
SCH 20
SCH 40
SCH 80
SCH 120
SCH XXS
ASTM A691 grade 1-1/4 cr class 22 Seam Welded Pipe Packaging
Loose
Wooden box-a
Wooden Pallet
Bundle
Plastic Cloth Wraps
ASTM A691 grade 1 1/4 cr Pipe Length
Double Random
Customize Size
Single Random
ASME SA 691 Grade.1 1/4cr Electric Fusion Welded Pipe Delivery Conditions
Normalizing Rolled
Normalizing Formed
Normalized and Tempered
Cold Drawn
Quenched and Tempered
Hot Rolled
ASTM A691 Grade.1-1/4 cr cl.22 Square Pipe Supplier
NACE TM0284
HIC TEST
SSC TEST
H2 SERVICE
NACE TM0177
NACE MR0175
ASME SA691 grade 1-1/4 Chrome ERW Welded Pipe Value Added Services
Machining
Expansion
Draw
Sand Blasting
Galavanizing
Heat Treatment
Shot Blasting
ASME SA 691 Grade.1 1/4cr Rectangle Pipe Cutting Techniques
Water-Jet
Tapping
Burrless Cuts
ASTM A691 Grade1 1/4CR Welded Pipes Form
Rectangular
Square
Round
High Quality ASTM A691 Gr 1 1/4CR Alloy Steel Polish Pipe Ends
Plain
Beveled
Treaded
Chrome Moly Gr.1 1/4CR Pipe Manufacturing Type
Welded
ERW
A691 CrMo High Pressure Pipe Pipe Standards
ASTM A691
ASME SA691
SA691 Alloy Steel Gr.1-1/4 Welded Pipe Testing
Hydro Test
Eddy Current
Heat Treatment
A691 Gr 1 1/4CR Chromium Molybdenum Steel Bright Annealed Pipe
ASME SA691 Grade 1 1/4CR Alloy Steel Electric Fusion Welded Pipe
SA691 CrMo Grade 1 1/4CR ERW Pipe
ASTM A691 Alloy Steel Gr.1-1/4CR ERW Welded Pipe
A691 Alloy Steel Grade 1 1/4CR Polish Pipe
A691 Grade 1 1/4CR Rectangle Pipe
SA691 CrMo Round Pipe
ASME SA691 Square Pipe
ASME SA691 Grade 1 1/4CR Welded Pipe
ASME SA691 Alloy Steel Gr.1 1/4CR Welded Pipes are available in Various Sizes
| ASTM A691 Grade 1-1/4 CR Class 22 Pipe Outer Diameter mm |
Pipe Wall Thickness mm |
inch. | Schedule | Kg/m |
|---|---|---|---|---|
| 13.72 | 1.65 | 1/4 | 10S | 0.50 |
| 13.72 | 2.24 | 1/4 | 40S | 0.64 |
| 13.72 | 3.02 | 1/4 | 80S | 0.81 |
| 17.15 | 1.65 | 3/8 | 10S | 0.64 |
| 17.15 | 2.31 | 3/8 | 40S | 0.86 |
| 17.15 | 3.20 | 3/8 | 80S | 1.12 |
| 21.34 | 2.11 | 1/2 | 10S | 1.02 |
| 21.34 | 2.77 | 1/2 | 40S | 1.29 |
| 21.34 | 3.73 | 1/2 | 80S | 1.65 |
| 26.67 | 2.11 | 3/4 | 10S | 1.30 |
| 26.67 | 2.87 | 3/4 | 40S | 1.71 |
| 26.67 | 3.91 | 3/4 | 80S | 2.23 |
| 33.40 | 2.77 | 1 | 10S | 2.13 |
| 33.40 | 3.38 | 1 | 40S | 2.54 |
| 33.40 | 4.55 | 1 | 80S | 3.29 |
| 33.40 | 6.352 | 1 | 160 | 4.30 |
| 42.16 | 2.77 | 1¼ | 10S | 2.73 |
| 42.16 | 3.56 | 1¼ | 40S | 3.44 |
| 42.16 | 4.85 | 1¼ | 80S | 4.53 |
| 42.16 | 6.352 | 1¼ | 160 | 5.69 |
| 48.26 | 2.77 | 1½ | 10S | 3.16 |
| 48.26 | 3.68 | 1½ | 40S | 4.11 |
| 48.26 | 5.08 | 1½ | 80S | 5.49 |
| 60.33 | 2.77 | 2 | 10S | 3.99 |
| 60.33 | 3.91 | 2 | 40S | 5.52 |
| 60.33 | 5.54 | 2 | 80S | 7.60 |
| 60.33 | 8.742 | 2 | 160 | 11.29 |
| 73.03 | 3.05 | 2½ | 10S | 5.35 |
| 73.03 | 5.16 | 2½ | 40S | 8.77 |
| 73.03 | 7.01 | 2½ | 80S | 11.59 |
| 88.90 | 3.05 | 3 | 10S | 6.56 |
| 88.90 | 5.49 | 3 | 40S | 11.47 |
| 88.90 | 7.62 | 3 | 80S | 15.51 |
| 88.90 | 11.132 | 3 | 160 | 21.67 |
| 101.60 | 3.05 | 3½ | 10S | 7.53 |
| 101.60 | 5.74 | 3½ | 40S | 13.78 |
| 101.60 | 8.08 | 3½ | 80S | 18.92 |
| 114.30 | 3.05 | 4 | 10S | 8.50 |
| 114.30 | 6.02 | 4 | 40S | 16.32 |
| 114.30 | 8.56 | 4 | 80S | 22.67 |
| 114.30 | 13.492 | 4 | 160 | 34.05 |
| 141.30 | 6.55 | 5 | 40S | 22.10 |
| 141.30 | 9.53 | 5 | 80S | 31.44 |
| 141.30 | 15.882 | 5 | 160 | 49.87 |
| 168.28 | 3.4 | 6 | 10S | 14.04 |
| 168.28 | 7.11 | 6 | 40S | 28.69 |
| 168.28 | 10.97 | 6 | 80S | 43.21 |
| 168.28 | 14.27 | 6 | 120 | 54.75 |
| 168.28 | 18.262 | 6 | 160 | 68.59 |
| 219.08 | 8.18 | 8 | 40S | 43.20 |
| 219.08 | 12.7 | 8 | 80S | 65.63 |
| 219.08 | 18.23 | 8 | 120 | 91.30 |
| 219.08 | 23.012 | 8 | 160 | 112.97 |
Find Temperature Range of SA691 Cr-Mo Grade 1 1/4CR Electric Resistance Welded Pipes
| Temperature Range | 1100 to 1375 (590 to 745) |
| Grade | C, % | Mn, % | P, % | S, % | Si, % | Cr, % | Mo, % |
| 1 1/4 CR | 0.05-0.17 | 0.40-0.65 | 0.025 max | 0.025 max | 0.50-0.80 | 1.00-1.50 | 0.45-0.65 |
Check Yield Strength of Alloy Steel Astm A691 ERW Pipe
| Grade | Tensile Strength, MPa | Yield Strength, MPa | Elongation, % |
| 1-1/4 CR | 415-585 | ≥240 | ≥22 |
ASTM A691 Grade 1 Welded Pipe is available in various sizes ranging from 2 inches to 48 inches in diameter and in wall thicknesses from 3.91 mm to 31.75 mm.
The maximum temperature for ASME SA691 Grade 1/4CR Welded Pipe is 593°C (1100°F).
The standard length of ASME SA691 Grade 1/4CR Welded Pipe is 6 meters (20 feet). However, it can be cut to any desired length upon request.