brass plumbing fittingsProduct Description MaterialSteel45C, A3, Q235, Q345, 16Mn, 40Cr, 20Cr, 40CrMo, 20CrNiMo, 40CrNiMo, etc.Aluminum AlloyADC12, A380, ALSI9CU3, ALSI12FE, A390, ADC14,Alusil Alloy, etc.Magnesium AlloyAZ31B, AZ91B, AZ31, ZM5, ZM6, MB8, etc.Zinc AlloyZamak 3, Zamak 5, AG43A, etc.Brass AlloyTinbronze, Germansilver, White..