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Not all welders are required to be certified, but a welder welding on low pressure steam lines isrequired to qualify under AWS D1.1:不是所有的焊工都需要通过技能评定，但焊接低压蒸汽管线的焊工需要通过 AWS D1.1的资格评定。

What is the range of thickness of base metals that AWS D11 covers?

AWS D1.1 中讨论的母材厚度范围是什么?

Can GMAW be used as a prequalifed process?

GMAW 可以用作免除评定的方法吗

Can GMAW-S be used as a prequalified process?GMAW-S 可以用作免除评定的方法吗?

lf a new welding process was invented, how could it be used to weld in accordance with AWs如果发明了一种新的焊接方法，按照 AWS D11，它如何能被用于焊接?

What is the minimum number of plate test(s) required to qualify a fillet welding procedure in all

positions?

进行板材的角焊缝的全位置焊接工艺评定，最少需要做几项试验？

What is the lowest temperature at which welding may be done according to AWS D1.1?根据AWS D1.1，可以施焊的最低温度是多?

What is the maximum face reinforcement allowed on a production groove weld in a butt joint?

对接全焊透坡口焊缝其焊缝尺寸为3/4英寸，承受静载荷，其允许的最大余高是多少？

What is the maximum length of overlap allowed on a weld on a T-joint under this code?

标准允许的T形接头焊缝的焊瘤的最大长度是多少？

What is the difference between the AWS A5.1 and AWS A5.5 specifications?

AWS A5.1和AWS A5.5有什么不同？

What is the baking requirement for an AWS A5.5 low hydrogen electrode?

AWSA5.5规定对低氢焊条的烘焙要求是什么？

What are the storage conditions required for a low hydrogen electrode after removal from its'

hermetically-sealed container? 低氢焊条从密封包装中取出后储存条件是什么？

How many times may a low-hydrogen electrode be rebaked?

低氢焊条能再烘焙几次?

What is the suggested minimum backing thickness for SMAW?

建议的SMAW衬垫的最小厚度是多少？

What is the suggested filler metal classification for welding ASTM A131 Grade DH32 steel with

GMAW?

使用GMAW方法焊接ASTM A131 DH32 级钢时建议使用什么等级的填充金属等级？

What is the largest diameter E7018 electrode that may be used a V-groove joint in the

overhead position using a prequalified SMAW WPS ?

采用免除评定的SMAW 的WPS,E7018焊条用于V型坡口仰焊位置的最大直径是多少？

Are the metric dimensions given in AWS D1.1 exact? AWS D1.1给出了精确的公制尺寸吗？

Per AWS D1.1, what is the maximum fillet weld size for a statically loaded lap joint on 1/4 inch thick steel? 对于静载荷搭接接头，按AWS D1.1，焊接1/4英寸厚钢板，最大的角焊缝尺寸是多少？

When may Cobalt 60 be used as a radiographic source? 钴 60 在什么情况下能用作 RT 的放射源？

How often are visual examinations required for inspectors under AWS D1.1? AWS D1.1里要求检验员多久进行一次视力检查？

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