China 3PP 3PE Coating for seamless Carbon Steel Pipe
For different size 3 PE coating thickness is different. Attached details for reference
| Steel Pipe Size DN | epoxy coating um |
adhesive layer um |
Minimum thickness of coating | |
| Gerneral thickness | Strength thickness | |||
| DN≤100 | ≥120 | ≥170 | 1.8 | 2.5 |
| 100＜DN≤250 | 2 | 2.7 | ||
| 250＜DN＜500 | 2.2 | 2.9 | ||
| 500≤DN＜800 | ≥150 | 2.5 | 3.2 | |
| 800≤DN≤1200 | 3 | 3.7 | ||
| DN＞1200 | 3.3 | 4.2 | ||
Overview
It is mainly used to make high-quality carbon structural steel, low pressure medium pressure boiler pipe, super heated steam carbon steel pipe
Grade of high-quality carbon structural steel: 10#,20#
| Standard | Grade | Chemical Composition(%) | |||||||
| C | Si | Mn | P | S | Cr | Cu | Ni | ||
| GB3087 | 10 | 0.07～0.13 | 0.17～0.37 | 0.38～0.65 | ≤0.030 | ≤0.030 | 0.3～0.65 | ≤0.25 | ≤0.30 |
| 20 | 0.17～0.23 | 0.17～0.37 | 0.38～0.65 | ≤0.030 | ≤0.030 | 0.3～0.65 | ≤0.25 | ≤0.30 | |
| Standard | Steel pipe | Wall thickness | Tensile strength | Yield Strength | Elongation |
| GB3087 | (mm) | (MPa) | (MPa) | % | |
| ≥ | |||||
| 10 | / | 335～475 | 195 | 24 | |
| 20 | ＜15 | 410～550 | 245 | 20 | |
| ≥15 | 225 | ||||
In addition to ensuring chemical composition and mechanical properties, hydrostatic tests are performed one by one, and flaring and flattening tests are performed. .In addition , ET. UT are available
Supply Ability: 2000 Tons Per Month Per Grade of GB/T3087-2008 Seamless Carbon Steel Pipe
In Bundles And In Strong Wooden Box
7-14 days if in stock, 30-45 days to produce
30% depsoit, 70% L/C or B/L copy or 100% L/C at sight