Welding Repair Procedure. Welding Defects Defined Defect Pipe off set mismatch Cause Pipe misalignment Lack of root penetration Welding technique Insufficient root fill Welding technique Excessive penetration Welding technique External undercut Excessive amps/volts ...
卷边角焊缝 crack of weld 焊部裂纹 cross weld 十字交叉焊缝; 横向焊缝 cross-wire weld 十字焊 crotch weld 楔接锻接; 楔接焊接 cup weld 带盖板焊缝 depth of weld 焊接深度 dissimilar weld metal 不同的焊接金属; 不同金属的焊接 distance between the toes of a weld 焊缝宽度 double groove weld 双面...
FIELD: machine building.;SUBSTANCE: invention can be implemented at repair of frames of drive electric engines of locomotives operating mainly under conditions of vibration loads. The edges of the crack are grooved crack and preliminary heated to temperature 200-250°C. Low alloyed ferrite ...
procedure 焊接操作welding operation 焊接顺序welding sequence 焊接方向direction of welding 焊接位置welding position 熔敷顺序build-up sequence deposition sequence 焊缝倾角weld slope/inclination of weld axis 焊缝转角weld rotation/angle of rotation 平焊位置flat position of welding 横焊位置horizontal position of ...
Repair Welding (R) (8) Click onPWL#111. Welding Wrought Precipitation Hardening Stainless Steels - I - Martensitic PH Stainless Steels (2) Productivity Improvements in GTAW (7) Welding Plastics (R) (8) Click onPWL#112. Welding Wrought Precipitation Hardening Stainless Steels - ...
1, pre-welding process guide (Preliminary Welding Procedure Specification, referred to as PWPS); 2, welding test pieces and preparation of samples; 3, test specimens and samples; 4, determine whether the welding joints meet the performance requirements required by the standard; ...
Understanding the Selection procedureand theNEWPageonProcess-optimization for improved productivity. If you did not yet find what you need, why not typing your question in the following Search Box? How can you solve your Welding Problems?
The streamlines of the cylindrical tool are generally redacted to procedure fluid dynamics. As a result of longitudinal welding scam can be created behind the fringe of tool as two flows are close to each other. The addition tool profile options like flats, flutes are the changes within the ...
The development of the repair welding procedure involved laboratory studies for the selection of a suitable ER410 filler wire, optimisation of welding parameters and PWHT. Mock up welding under simulated on-site constraints confirmed the feasibility to produce in situ sound weld joint. In situ ...
As the pipe is welded, it's rotated on the dollies or skids. This procedure is the same as the flat position plate welding. The speed of rotation should be the same as the welder's forward welding speed. Horizontal Butt Weld Pipe Position – 2G: In this position, the weld around the...