Super Quality Erw Welded Tube For Oil And Gas

We deals in the following products of India, China, Taiwan and Korea Origin:-
ERW Steel Tube

ERW tubes, or Electric Resistance Welded tubes, are a type of steel tubing produced through a high-frequency welding process. These tubes are widely used in various industries due to their strength, durability, and cost-effectiveness. The manufacturing process involves passing a steel strip through a series of rollers, where it is formed into a cylindrical shape, and then welded longitudinally using electric resistance. This welding process ensures that the tube has a strong, uniform seam, making it suitable for a wide range of applications.

Key Features:

Material Composition: ERW tubes are typically made from mild steel, stainless steel, or galvanized steel, offering various grades to meet different strength and corrosion resistance requirements.
Manufacturing Process: The process of electric resistance welding uses heat generated by electrical resistance to bond the edges of the steel strip, creating a continuous tube. This process results in a smooth, clean weld seam that is often stronger than the base material itself.
Variety of Sizes: ERW tubes are available in a wide range of diameters and wall thicknesses. They can be customized to meet the specific requirements of industries like automotive, construction, and oil & gas.
Surface Finish: ERW tubes come with various surface finishes, such as mill finish, galvanized, or powder-coated, providing options for aesthetic appeal and enhanced corrosion resistance.
Strength and Durability: The ERW process ensures uniformity in strength and structural integrity, making the tubes ideal for high-pressure applications. The welded seam is highly resistant to cracking and fatigue.
Cost-Effectiveness: Compared to other types of welded or seamless tubes, ERW tubes are more affordable due to the efficient manufacturing process.
Applications:

Automotive Industry: Used in exhaust systems, chassis, and structural components.
Construction: Employed in structural frameworks, scaffolding, and fencing.
Oil & Gas: Ideal for pipelines, drill pipes, and other high-pressure applications.
Furniture Manufacturing: Used in the production of furniture frames and other industrial products.
Mechanical Engineering: Applied in various mechanical and hydraulic systems.
Benefits:

Precision and Consistency: The ERW process ensures that each tube is uniform in size and quality, minimizing defects.
Flexibility: Customization options for length, diameter, and wall thickness to suit specific needs.
Environmental Benefits: ERW tubes are recyclable, contributing to sustainability efforts in manufacturing.
Conclusion:

ERW tubes are a versatile and reliable choice for a variety of applications across different industries. Their high strength, cost-effectiveness, and customization options make them an excellent solution for projects requiring durable and high-quality steel tubing.

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

Hollow Section steel Tube is the general name for the steel pipe other than thecircular steel pipe. Such as square, rectangle, oval,elliptical, cone, trapezoidal, spiral, etc. Different steel pipe can more adapt to the particularity of use conditions, save metal and improve the labor productivity of parts manufacturing. It is widely used in aviation, automobile, shipbuilding, mining machinery, agricultural machinery, construction, light textile and boiler manufacturing. The methods of producing different pipes are cold pulling, electric welding, extrusion and hot rolling, etc. Compared with the round tube, the different tubes generally have a larger moment of inertia and cross section modulus, and have a large bending resistance and torsion resistance, which can greatly reduce the structural weight and save steel.

Innovative technology of pre-materials suitable for gas springs
welded and drawn according to ASTM A213
various ID tolerance requirement of H8, H9, H10 and H11
surface roughness below 15RA (0.40 �¼m)
mechanical properties are controlled to endure excessive stress
hardness, tensile strength, yield strength and elongation
servicing high precision pneumatic cylinder applications

ODï¼?mm) ID(mm) WT(mm) ID Tolerances,+0/-0.05) Specifications Materials Surface Finish(max)
15.0 13.0 1.0 CGS-031,H9 A213
SAE1010/#10;

SEA1020/#20

;Q235;

304L;316L

ID < 20 RA <0.4um
18.0 16.0 1.0 A269 OD < 32 RA <0.8um
19.0 17.0 1.0
19.0 16.0 1.5 CGS-021,H10 A213 ID < 20 RA <0.4um
22.0 19.0 1.5 A269 OD < 32 RA <0.8um
27.0 24.0 1.5
28.0 24.0 2.0 CGS-011,H11 ID < 20 RA <0.4um
30.0 25.0 2.5 A213 OD < 32 RA <0.8um
32.0 29.0 1.5 A269
32.0 28.0 2.0
40.0 36.0 2.0
40.0 35.0 2.5
44.0 40.0 2.0
50.0 45.0 2.5

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 deals in the following products of India, China, Taiwan and Korea Origin:-
1) Hot Rolled Steel (Hot Rolled Sheets, Hot Rolled Coils, Hot Rolled Plates, Hot Rolled Bars etc.)
2) Galvanized Steel (Galvanized Steel Tapes, Galvanized Steel Wires, Galvanized Steel Strips, Galvanized Steel Coils, Galvanized tubes etc.)
3) Cold Rolled Steel (Cold Rolled Steel Strips, Cold Rolled Steel Coils, Cold Rolled Sheets etc.)
4) Stainless Steel (Stainless Steel Strips, Stainless Steel Coils, Stainless Steel Wire, Hardened and Tempered Spring Steel, Stainless Spring Steel, Spring Steel Wires etc.)
5) Steel Tube and Pipes (ERW, CRW, CRS, Black, Galvanized, Stainless)
6) Forged Column Clamps, Girder Clamps, Pressed Clamps, Rapid Clamps, Support Clamps & Wedge Clamps.
7) Heavy Duty Props & Light Duty Props.
8) Nuts, Bolts, Nails & Fasteners
9) System Scaffolding, Base Plate & Adjustable Base.
10) Steel Tie Rod, Waller Plates and Wing Nuts.
11) Drop Forged and Pressed Sheet Metal Couplers of all types.
12) Steel Billets, Steel Angle & Steel Channels.


Price: After receiving complete details

We deals in the following products of India, China, Taiwan and Korea Origin:-
Galvanized Steel (Galvanized Steel Tapes, Galvanized Steel Wires, Galvanized Steel Strips, Galvanized Steel Coils, Galvanized tubes etc)

We deals in the following products of India, China, Taiwan and Korea Origin:-
1)Hot Rolled Steel (Hot Rolled Sheets, Hot Rolled Coils, Hot Rolled Plates, Hot Rolled Bars etc)
2)Galvanized Steel (Galvanized Steel Tapes, Galvanized Steel Wires, Galvanized Steel Strips, Galvanized Steel Coils, Galvanized tubes etc)
3)Cold Rolled Steel (Cold Rolled Steel Strips, Cold Rolled Steel Coils, Cold Rolled Sheets etc)
4)Stainless Steel (Stainless Steel Strips, Stainless Steel Coils, Stainless Steel Wire, Hardened and Tempered Spring Steel, Stainless Spring Steel, Spring Steel Wires etc)
5)Steel Tube and Pipes ( ERW, CRW, CRS, Black, Galvanized, Stainless )
6)Forged Column Clamps, Girder Clamps, Pressed Clamps, Rapid Clamps, Support Clamps & Wedge Clamps.
7)Heavy Duty Props & Light Duty Props.
8)Nuts, Bolts, Nails & Fastners
9)System Scaffolding, Base Plate & Adjustable Base.
10)Steel Tie Rod, Waller Plates and Wing Nuts.
11)Drop Forged and Pressed Sheet Metal Couplers of all types.
12)Steel Billets, Steel Angle & Steel Channels.