| This article discusses the different kinds of strip | | | | earn up to 75% of hot rolled black usage. |
| steels manufacturers make use of that may be | | | | What comprises the 25% of hot roll black (hrb) |
| replaced instead by SCS steel in flat rolled form. A | | | | consumers that may not move to SCS? It is |
| question more manufacturers are asking is where | | | | composed of manufacturers whose operations get |
| specifically should they begin using SCS steel? What | | | | the steel so soiled that the SCS cleanliness isn't a real |
| flat rolled steel they might already be using does it | | | | advantage. These fabricators need to do plenty of |
| replace? First, let's take a look at pickled & oiled. The | | | | cleaning of their flat rolled steel irrespective of |
| disadvantage sheet metal fabricators pay for having | | | | whether or not its hot roll black (hrb) or SCS, so why |
| oil on steel has previously been examined in the SCS | | | | spend a premium for SCS? Well, there may just be |
| web site., SCS' affordable selling price and purchasing | | | | numerous reasons why: more rapid laser cutting and |
| advantages are explained in other blog posts. In | | | | greater weld strength. |
| general, that tends to make us comfortable enough | | | | What About Cold Roll? |
| to feature these conventional Hot rolled pickled and | | | | As a final point, we guesstimate that SCS may serve |
| oiled uses in SCS coverage. | | | | around 15% of the cold rolled (CRS) demand. That |
| What's the ten percent of Hot rolled pickled and oiled | | | | could appear low, but end users often designate cold |
| demand that SCS may not serve adequately? We're | | | | roll for extremely demanding dimensional, hardness |
| allocating this ten percent for two aspects where we | | | | and grain structure attributes. The hot rolled steel |
| do not yet hold sufficient data to be definitive. They | | | | that acts as the starting material for SCS is normally |
| are extreme stamping functions and powder coating | | | | not produced to such accurate standards. |
| prior to fabrication. While SCS stamping trials have to | | | | On the other hand, there's a promising new flat rolled |
| this point been effective, we do not know the SCS | | | | steel that is worth mentioning along with the cold roll |
| stamping constraints. Similarly, coil coating demos | | | | strip category: that is Castrip. This new steel |
| were positive, but there's not yet adequate | | | | producing technology can turn out consistent very |
| experience to 'check off' the prepaint box. Additional | | | | thin sheet, presently down to 0.036 inch and possible |
| trials need to be carried out in these areas to | | | | on the way to achieve 0.027inch. This means Castrip |
| manage to confidently state that SCS is going to | | | | could start replacing cold roll as a method to attain |
| operate as well as HRPO. | | | | superior dimensional results at reduced cost. The |
| SCS Replacing Hot Rolled | | | | good news is SCS tests with Castrip have been very |
| Keep in mind that SCS replaces flat rolled categories | | | | successful. -SCS processing provides superb |
| besides P&O. A previous bog post about a major | | | | smoothness to the surface of Castrip sheet. So |
| sheet metal fabricator's usage of SCS to get rid of | | | | though we haven't factored this 'wild card' into the |
| HRPO is indicative of a large number of potential end | | | | foregoing analysis, SCS'ing Castrip might be a means |
| users. They believe that even if SCS costs a bit | | | | to capture market share in addition to the quantities |
| more than hot rolled black, the benefits it brings to | | | | already cited for Pickled and oiled, untreated hot |
| their processing functions more than negates the | | | | rolled and cold rolled steel. |
| higher cost. This explains why we foresee SCS can | | | | |