Black API 5L X42 Welded Tube
Professional Welded Pipe Supplier--GNEE
Products Description
Requirements associated with PSL 2 X42 carbon steel pipe include test methods, mechanical requirements and chemical composition. Although black painted X42 line pipe is made from carbon steel, this alloy is used in the production of piping primarily for its toughness and hardness properties. Since API 5L x42 pipelines have very low or no corrosion resistance, these pipelines are coated with 3LPE or FBE or black paint to enhance their corrosion resistance. For example, 3LPE-coated API 5L x42 pipe is first coated with a high-performance fusion-bonded epoxy primer and then coated with a copolymer binder with a polyethylene outer layer. 3LPE-coated grade X42 line pipe is used in systems where the primary requirements include toughness and durability for use at moderately high temperatures.
Various coatings for Api Class 5l X42 pipes
| Elastomeric Polyurethane Coating | Internal & External Coating |
| Halar Coatings | Any Liquid Epoxy Coating |
| Fusion Bonded Epoxy Coating (FBE Coating) | 3LPE Coating |
| Food Grade Epoxy Coatings | PTFE Coating |
| Phenolic Epoxy Coating | Glass Flake Coatings |
Latest technology in the production of welded pipes


Chemical Formula For API 5L Gr X42 Pipe Material
| X42 PSL1 | X42 PSL2 | |||||||
|---|---|---|---|---|---|---|---|---|
|
Grade |
C (Max.) |
Mn (Max.) |
P (Max.) |
S (Max.) |
C (Max.) |
Mn (Max.) |
P (Max.) |
S (Max.) |
|
X42 |
0.26 |
1.30 |
0.03 |
0.03 |
0.22 |
1.40 |
0.025 |
0.015 |
Material Equivalent Grade Of API Grade X42 Line Pipe
| ASTM API 5L | Specification for line pipe | |
|---|---|---|
| Material Grade | PSL1 | L290 or x42 |
| Material Grade | PSL2 | L290Q or X42Q L290R or X42R L290N or X42N L290Q or X42Q L290M or X42M |
Highly reliable API 5L X42 Welded Tube suppliers

Certificate qualification
The company has obtained iso9001:2015 quality management system certification, iso14001:2015 environmental management system certification, ISO 45001:2018 occupational health and safety management system certification, PED 2014/68/EU Pressure Equipment Directive certification, DNV-GL material manufacturer certification, SGS product quality certification and other certificates and qualifications. We strictly implement GB/T 3639-2009, ASTM A519, DIN2391, JIS G3445 and other national and international standards to ensure the quality of our products.
All of our welded pipes can be treated with black paint, 3PE, 3PP, galvanized, etc. If you need, please contact us immediately!
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