In Stock Welding and refractory Silver soldering SPV40 in rod 1 mm 00975 €0.95 Silver solder on 1 mm rods. thick to join all kinds of materials such as silver or brass, except aluminum. Base metal: Silver 400 thousandths Hardness: Medium/loose SPV40 Melting point: 610ºC Price per gram. Minimum order: 7 grams. Add to cart