How long is the WIKA Build ID valid?
The WIKA Build ID is valid for at least three months.
Will the WIKA Build ID replace WIKA item numbers in future?
No, the Build ID will not replace the WIKA item numbers. When you place an order, WIKA will always provide you with a WIKA item number, the standard validity of which is not limited in time.
Do I need expansion loops?
If you anchor a tubeskin thermocouple outside the furnace (fixed exit) and have any furnace tube movement you will need expansion loops. There are various expansion loops used such as S-loop, multiple coil, single coil and spiral loop.