冷却机机头大直径法兰的焊接工艺

Welding technology of the big diameter flange of the cooler head

通过对不锈钢大直径法兰焊接过程中出现的裂纹及变形进行分析，提出了防止焊缝裂纹及焊接变形的工艺措施。

An analysis was Inade of the cracks and deformation for thestajnless steel big diameter flang in weldjng pnass, and somemethods for prcventing the welding seam cracks and welding de-formation were proposed.