Washington Alloy Co. WASHINGTON ALLOY 67

Specifications AWS A5.7 Class ERCuNi MIL-E-21562 TYPE MIL-RN67, MIL EN67 ASME SFA5.7 Class ERCuNi QQ-R-571C MIL-R-19631B TYPE MIL-RcuNi Description Washington Alloy 67 is a copper-nickel filler metal used for MIG, TIG, oxyacetylene and submerged arc welding of wrought or cast 70/30, 80/20 and 90/10 copper-nickel to themselves or to each other. Excellent for joining copper-nickel alloys to nickel-copper Monel? 400, R-405, K-500 or high nickel alloy 200. Note: Washington Alloy 67 can be used for overlaying on steel, however a barrier layer of Washington Alloy 61 should be used for the first pass when MIG welding. Washington Alloy 60 should be used for the first pass when submerged arc welding.