Terne Coated Stainless Steel Roofing

Independence gray tcs ii satin type 304 architectural grade stainless steel freedom gray dhp copper are both coated with revere copper inc s hot dipped z t alloy 50 tin 50 zinc coating.

Terne coated stainless steel roofing.

Terne coating confers a lead patina appearance to the steel surface and so can be used as a substitute for solid lead sheet roofing to buildings such as churches. Terne clad coated stainless steel or terne metal to which it is often referred in the industry is a special metal often used in restoration contexts but has many applications. It offers a soft looking protective patina that develops after exposure to the elements. However there are a number of issues regarding the use of tcss that are often raised by congregations architects and advisory bodies when making decisions on roof replacement after lead theft from a historic church.

Tcsii tcsii or tcs2 terne coated stainless steel sheet metal is manufactured with type 304 stainless steel coated in both sides with terne alloy 50 tin 50 zinc. Highly corrosion resistant which makes it an ideal roofing material. Americans are most familiar with the follansbee terne metal no longer in fabrication which was a zinc tin alloy over top a stainless steel substrate. It can also be manufactured with 316l stainless steel when more corrosion resistance is needed.

Revere s patented coating process applies a uniform 13 microns minimum of z t alloy to both sides of the stainless steel or copper substrate. Aperam is a global player in stainless steel with six production facilities producing 2 5million tonnes of stainless steel in europe and brazil. When compared to regular stainless steel roofinox 20 softer 4 times more matte much easier to solder and due to the low thermal expansion and the high strength of the material it offers a high level. Roofinox tin matte terne coated stainless steel is commonly manufactured with type 439 stainless steel coated in both sides with 100 tin unlike the no longer manufactured tcsii.

They are usually done on sheet or strip for external cladding roofing flashings etc. The seams are then crimped together on site to seal the system and prevent water penetration. Terne coated stainless steel tcss is the most durable alternative to lead and offers advantages over other options such as slate or tiles. With a long standing uk operation near sheffield the company offers a range of roofing and cladding solutions under the brand name uginox.