door valve bellows

Material used  -- 300 Series SST's AM-350 SST (annealed or heat treated), Inconels, Monels, Hastelloys.

All welding is performed in a clean, controlled atmosphere using both TIG and pulse TIG processes. Our products are welded using a fusion process with no filler materials added. All welds and finished assemblies are leak tested on Helium Mass Spectrometers and certified to 1 x 10 -9 STD. CC/SEC. He. (-10 and -11 certification is available upon request).

You can really trust our quality for thousands usage of our customer.

Welded bellows for up & down movemnet.

Used for door valve or slit valve bellows.

welded bellows
valve assembly bellows.
short lead time and lower cost.
100% made in Taiwan.