OVERHEAD POWER TRANSMISSION LINES PRODUCTS OVERHEAD 400 KV POWER TRANSMISSION LINE FITTINGS COMPRESSION DEAD END CLAMP FOR SHIELD WIRE CONDUCTOR   COMPRESSION DEAD END CLAMP FOR SHIELD WIRE CONDUCTOR   SPECIFICATION OF MANUFACTURE PPC SA DNEM TR-5 Revision September 2007. DRAWING OF MANUFACTURE   ΤΑΣ-31. PRODUCT INDENTIFICATION NUMBER   TR-5/31. MATERIAL OF MANUFACTURE   Steel parts are made of steel St-37-2. The aluminium parts are made of aluminium clear 99,50 %. SURFARCE TREATMENT   All steel parts are hot dip galvanised according to standards EN ISO 1461/99 and ASTM A143-74 (1999). MINIMUM BREAKING LOAD   95 % of minimum conductor breaking point.