Our Products
Leading Manufacturer, Supplier & Retailer of Stainless Steel Pipe Fittings and Equal Tee Fittings.
Sigma can supply with complete range offull piping systemin SS 304 and SS 316 Lined Pipes & Fittings, we also offer PFA lined stainless steel ball valves, stainless steel poppet check valves and sight glasses.We manufacture piping system with all wetted parts PTFE / PFA andsteel external finishof stainlesssteel.
Corrosion performance of the stainless steel is well known, hence spending 20 % to 25 % cost on painting lines can be saved besides life of the systems is incresed consideraly if it is to be used for the longer time.
Other Flange Drilling like DIN 2632/2633, BS 10 Table D, E or F are also available on request. Sizes above 6 are fabricated from pipe
TEST & INSPECTION DATAResins are conforming to the requirements of ASTM F 1545-97 (2003)
| NOMINAL BORE NB | CENTER LINE TO FACE (X) | FLANGE OD (ØB) | RAISED FACE DIA (R/F) | LINER THICKNESS | STEEL THICKNESS | |
| (MM) | (INCHES) | (MM) | (MM) | (MM) | (MM) | (MM) |
| 25 | 1 | 89 | 108.0 | 51 | 4.0 | 8.0 |
| 40 | 1.5 | 102 | 127.0 | 73 | 4.0 | 8.0 |
| 50 | 2 | 114 | 152.4 | 92 | 4.0 | 9.0 |
| 80 | 3 | 140 | 190.5 | 127 | 4.0 | 10.0 |
| 100 | 4 | 165 | 228.6 | 157 | 4.0 | 11.5 |
| 150 | 6 | 203 | 279.4 | 216 | 4.0 | 12.0 |
| 200 | 8 | 229 | 342.9 | 270 | Upon Request | |
| 250 | 10 | 279 | 406.4 | 324 | ||
| 300 | 12 | 305 | 482.6 | 381 |
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