焊接檢驗員試卷-閱讀頁
2025-07-29 00:56本頁面
【正文】 of the above以上都不是The following information applies for questions 36 through 42 below:A welding procedure is being qualified for the welding of A514 plate for a bridge application. The welding process to be used is FCAW, and the weld configuration is a singleVgroove weld with a steel backing. The thickness of the test coupon is 11/2”. This procedure coupon is being welded in the 2G position.根據(jù)信息，回答36至42題：正評定的焊接工藝為用于橋梁的A514鋼板。試件厚度為11/2”。36． What is a matching filler metal classification for this procedure ?哪個是此工藝的可匹配填充金屬分類？a. E11XT with a minimum impact strength of 20 ftlbs at 0 186。F的沖擊強度至少為20 ftlbsb. E10XTc. E8XTd. E8XT with a minimum impact strength of 20 ftlbs at 18 186。C的沖擊強度至少為20 ftlbse. None of the above以上都不是37． What is the required preheat and interpass temperature for this procedure ?哪個是此工藝需要的預(yù)熱及層間溫度？a. 150 186。C Max.b. 125 186。F Max.c. 50 186。Cd. a and b abovee. b and c above38． For what thickness will this procedure be qualified if the required tests are passed successfully ?如果此試驗順利通過，哪種厚度為此工藝評定的？a. 190?！?to 11/2”e. None of the above39． Refer to “Acceptance criteria for ASTM A514 and A517 steel shall be based on visual inspection performed not less than 48 hours after pletion of the weld.” the most probable reason for required a 48 hour delay in inspection is :關(guān)于“ASTM A514和A517鋼板的接受標(biāo)準(zhǔn)基于焊接完成至少48小時后的目測“。沒有含有焊渣或其他熔化型的不連續(xù)。”拒絕，因為裂紋大于188。被焊接的材料為API 5L 等級X42至 API 5L 等級 X52?！眀. 190?！薄獰o限制c. ” minimum – unlimited最小—無限制d. All of the above以上所有e. None of the above以上都不是45． What is a remended filler metal for this weld ?此焊接推薦使用 填充金屬：a. E6010b. E7010c. E7018d. a or b abovee. b or c above46． For what range of diameters is this qualification valid ?此評定的有效直徑覆蓋范圍為：a. 190?！敝?”b. 4” or smaller 4”或更小c. 4” or larger4”或更大d. All diameters所有直徑e. Test diameter and above測試直徑及以上47． What test specimens are required ?需要什么樣的試塊？a. 2 face bends, 2 root bends, 2表面彎曲，2根部彎曲b. 1 face bend, 1 root bend1表面彎曲，1根部彎曲c. 2 face bends, 2 root bends, 2 reduced section tensile2表面彎曲，2根部彎曲，2拉伸d. 4 side bends4側(cè)面彎曲e. None of the above以上都不是48． What is the required preheat and interpass temperature for welding this joint ?焊接此接頭需要的預(yù)熱和層間溫度為？a. None 無b. None as long as the base metal is above 32 186。Fc. 50 186。Fd. 150 186。Fe. None of the above以上都不是49． What Fnumber(s) apply to proper filler metal for this weld ?此焊接使用的填充金屬的F號為？a. 1 amp。 6c. 6
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