tech-rod 134

　　i. deion: tech-rod 134 electrodes are used for welding of nicrfe alloys as well as

　　low alloy steels such as 9% nickel steels and 5% nickel steels for cryogenic service up to

　　196ο

　　c. this is an a.c/d.c. electrode specially designed for a.c. welding without any arc blow

　　when welding low alloy steels.

　　ii. approvals: manufactured under quality system approved by asme & iso9001. meets

　　aws a5.11, class enicrfe-4.

　　iii. chemical comb mechanical properties

　　carbon 0.06 tensile strength

　　manganese 2.10 100,500 psi 690 mpa

　　silicon 0.35

　　iron 9.5 yield strength

　　chromium 15.50 63,800 psi 440 mpa

　　molybdenum 3.1

　　columbium 2.4 elongation 31%

　　phosphorus .010 impact @ -196ο

　　c 40 ft/lbs 54 joules

　　sulfur 0.009

　　nickel balance

　　iv. welding beters

　　direct current alternate current

　　electrode + ve

　　amperages:

　　3/32" 65-75

　　1/8" 90-105

　　5/32" 120-135

　　3/16" 135-155

　　(for vertical welding amperages are to be reduced by 10 to 15 amps)

　　v. packages available:

　　3/16"-10# can, 5/32"–10# can, 1/8"–10# can, 3/32–8# can