III ASME Sec IIPart C Specification for welding

III. 용접 재료 ASME Sec. II-Part C Specification for welding Rods, Electrodes, and Filler Metals 4 4 4 교육자료

III. 용접 재료 ASME Sec. II-Part C Specification for welding Rods, Electrodes, and Filler Metals 4 4 4 4 교육자료

III. 용접 재료 ASME Sec. II-Part C Specification for welding Rods, Electrodes, and Filler Metals 4 4 교육자료

III. 용접 재료 FCAW 용접 재료 Spool Type Wire 5 kg 12. 5 kg 20 kg 교육자료 Pail Pack Type Wire 100 kg 200 kg 300 kg

III. 용접 재료 GMAW 용접 재료 용접봉 표시 방법 ERXXS-X ER 70 S-G Chemical composition Solid wire Min. tensile strength (ksi) Electrode 교육자료

III. 용접 재료 SAW 용접 재료 용접봉 표시 방법 F 7 A 8 - E H 14 F XXX-EXXX Chemical composition (L 8: Low Mn, EM 12 K: Medium Mn, H 14: High Mn) Electrode(Wire) Impact test temp. (exceeds 27 J at 2: -20℉, 4: 40℉) Heat treatment condition(A; as-welded / P; PWHT) Min. tensile strength (ksi) Flux 플럭스 제조방법 용융형(Fused) - 원료배합 - 용해 - 냉각 - 분쇄 - 정립 교육자료 소결형(Bonded) - 원료배합 - 조립(점결제 첨가) - 소결 - 정립

III. 용접 재료 Brazing 용접 재료 BAl. Si ------- Aluminum-Silicon BCu. P ------- Copper - Phosphrous BAg ------- Silver BAu -------- Gold BCu -------- Copper RBCu. Zn ----- Copper-Zinc BMg -------- Magnesium BNi --------- Nickel 교육자료

III. 용접 재료 당사 적용 보호가스 4 FCAW CO 2 Argon + (10 -25%)CO 2 4 GMAW CO 2 Argon + (2 -25%)CO 2 Ar+He(Al) 4 GTAW Argon 교육자료

III. 용접 재료 Backing Material 교육자료

IV 용접 용어 CJP, FP, PJP, PP, DP ▶ 완전용입: Complete Joint Penetration Weld(CJP) A groove weld in which weld metal extends through the joint thickness. ▶ Full Penetration Weld(FP) : A nonstandard term for complete joint penetration. ▶ 부분용입: Partial Joint Penetration Weld(PJP, PP): A joint condition in a groove weld in which incomplete joint penetration exists. 교육자료