weld layer

The influences of nickel-based alloys spraying layer on the weld crack sensitivity were studied through simulating actual welding experiment in this paper.

通过模拟实际焊接试验，研究了镍基合金喷焊层对焊接裂纹敏感性的影响。

互联网摘选

The results showed that the low-temp toughness of weld metal could be improved markedly through the welding method of two beads per layer, so that the recrystallization occurred in the middle zone of weld.

结果表明：通过采用每层两道的焊接工艺，使对接焊缝中心部位全部发生重结晶，是焊缝金属低温韧性提高的关键。

互联网摘选

Reason and Disposal Method for Coating Layer Thinner on Weld Path

焊接钢管焊道防腐层减薄的原因及对策

互联网摘选

The pattern of side bend of Mn Si multi layer weld is investigated with side bend test of weld joint, optical microscope and scanning electron microscope analysis. The relationship between weld thermal cycle, heat input and microstructure with pattern of side bend is also discussed.

本文通过焊接接头侧弯试验、光学显微镜和扫描电镜分析，对Mn－Si系多层焊焊缝侧弯形貌进行了研究，探讨了侧弯形貌与焊接热循环、焊接线能量及显微组织之间的关系。

互联网摘选

It can also avoid pretermission of plating, burnout of zinc layer on weld beam and heat affected zone, and other limitations on the inner surface of fuel tank made of galvanized sheet.

从而避免了传统电镀锌板直接焊接成型油箱内表面漏镀、焊缝及热影响区锌层烧损等缺陷。

互联网摘选