Walchem
Walchem's N11SHH Head Assembly for Walchem EWN-B11, SH-H metering pumps Head Material - 316 | Stainless Steel Fitting Material - 316 | Stainless Steel Seal Material - 316 | Stainless SteelPTFE | Teflon Ball Material - C22 | Hastelloy-C Diaphragm...