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Revenues (Tables) | 12 Months Ended
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Dec. 31, 2018
Revenue from Contract with Customer [Abstract] |
Disaggregation of Revenue by Product Group | The following table presents the Company's revenues, disaggregated by product group. Substantially all of the Company's revenues are derived from contracts with customers where performance obligations are satisfied at a point-in-time.
|  | Twelve Months Ended
|  | Dec 31, 2018 |  | Dec 31, 2017
Storage tank and vessel |  | $ | 31,653,832 |  |  | $ | 27,599,731 |
Seamless carbon steel pipe and tube |  | 32,473,950 |  |  | 25,103,641 |
Stainless steel pipe |  | 146,237,630 |  |  | 100,253,823 |
Galvanized pipe |  | 11,876,733 |  |  | — |
Specialty chemicals |  | 58,599,274 |  |  | 48,190,487 |
Total revenues |  | $ | 280,841,419 |  |  | $ | 201,147,682 |

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- Definition Tabular disclosure of disaggregation of revenue into categories depicting how nature, amount, timing, and uncertainty of revenue and cash flows are affected by economic factor. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 606 -SubTopic 10 -Section 50 -Paragraph 5 -URI http://asc.fasb.org/extlink&oid=109196051&loc=SL49130545-203045 + Details
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