Best Quality Honed Tube For Hydraulic Cylinder Astm Seamless Carbon Steel Pipe
What is the difference between carbon steel pipe and black steel pipe?
One of the main differences between carbon steel and black steel is that carbon steel piping and carbon steel pipe fitting are susceptible to corrosion. Black steel piping, on the other hand, is made from non-galvanized steel and is not susceptible to corrosion.

Product Name | |
Material | 16Mn,A106,A36,A210,ST35 St35.4 St35.8 St37 St37-2 ST37.4 St42 St42-2 St45 St45-4 St45-8 St52 |
Size | Size 15mm*15mm-500mm×500mm |
Standard | ASTM A500, ASTM A513 |
Certificates | ISO 9001:2008,SGS, BV, CCIC etc |
Wall thickness | 1mm-30mm |
Surface Treatment | black paint, varnish, oil, galvanized |
Marking | Standard marking, or according to your request. Marking Method: Spray white paint |
Pipe Length | 1. Single Random Length and double Random Length. 2. SRL:3M-5.8M DRL:10-11.8M or As clients requested length 3. fixed length(5.8m, 6m, 12m) |
Packaging | Loose package; Packaged in bundles(2Ton Max); bundled pipes with two slings at the both end for easy loading and discharging; wooden cases; waterproof woven bag. |
Test | Chemical Component Analysis, Mechanical Properties, Technical Properties, Exterior Size Inspection |
Application | Structural projects; Trailers; Frames; Shelves; Racks; Ornamental |
Advantages | 1.Reasonable price with excellent quality 2.Abundant stock and prompt delivery 3.Rich supply and export experience, sincere service 4.Reliable forwarder, 2-hour away from port. |
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15 | 1/2” | 21.3 | 2.11 | 2.77 | 2 | 2.6 | - |
20 | 3/4” | 26.7 | 2.11 | 2.87 | 2.3 | 2.6 | 3.2 |
25 | 1” | 33.4 | 2.77 | 3.38 | 2.6 | 3.2 | 4 |
32 | 1-1/4” | 42.2 | 2.77 | 3.56 | 2.6 | 3.2 | 4 |
40 | 1-1/2” | 48.3 | 2.77 | 3.68 | 2.9 | 3.2 | 4 |
50 | 2” | 60.3 | 2.77 | 3.91 | 2.9 | 3.6 | 4.5 |
65 | 2-1/2” | 73 | 3.05 | 5.16 | 3.2 | 3.6 | 4.5 |
80 | 3” | 88.9 | 3.05 | 5.49 | 3.2 | 4 | 5 |
100 | 4” | 114.3 | 3.05 | 6.02 | 3.6 | 4.5 | 5.4 |
125 | 5” | 141.3 | 3.4 | 6.55 | - | 5 | 5.4 |
150 | 6” | 168.3 | 3.4 | 7.11 | - | 5 | 5.4 |
200 | 8” | 219.1 | 3.76 | 8.18 | - | - | - |


