316 L STAINLESS STEEL MANUAL DEEP DRAWN TOP WORKS - THE MECHANISM THAT MANUALLY OPENS AND CLOSES A WEIR DIAPHRAGM VALVE. VARIOUS SIZES POSSIBLE - FROM 1/2" UP TO 6". IT IS ATTACHED TO THE VALVE BODY BY BOLTS. THE TOP WORKS IS OPERATED BY HAND BY APPLYING PRESSURE ONTO THE DIAPHRAGM WHICH FORMS A SEAL WITHIN THE VALVE BODY. USED IN THE BIOTECHNOLOGICAL, PHARMACUETICAL, FOOD & BEVERAGE PROCESS SYSTEMS.

Gir’s 1 & 6 The Harmonised System Explanatory Notes to 8481, HSEN Note 2 (b) to Section XVI The Text to Taric Codes 8481 90 00 90