Material: brass body,brass bonnet,brass stem,brass ball,steel handle. Brass content: 58-60% Size: 1/2"-2" PN: 2.0Mpa Brass Ball Valve CE, ... ISO9001:2000 certificate 15 years experiences on valve industrial 1. Brass Material• MS58,MS59• ... CW617• CW602N,CZ132• Lead free brass 2. Size1/4" ...