Welding sequence<\/a><\/p>\n1.\u591a\u5c42\u8fdb\u884c\u710a\u63a5\u65f6, \u6bcf\u5c42\u710a\u9053\u7684\u710a\u63a5\u65b9\u5411\u5f97\u4e00\u5f8b\u4fdd\u6301\u76f8\u540c, \u5404\u5c42\u4e4b\u95f4\u6240\u62e5\u6709\u7684\u710a\u63a5\u65b9\u5411\u80fd\u591f\u5448\u73b0\u76f8\u53cd\u7684\u72b6\u6001\u3002\u710a\u9053\u7684\u63a5\u5934\u9700\u8981\u5f7c\u6b64\u9519\u5f00, \u9519\u5f00\u7684\u8ddd\u79bb\u4e0d\u5f97\u5c0f\u4e8e30mm\u3002<\/p>\n
Welding sequence for each stage of hull construction<\/p>\n
1. Panel assembly<\/p>\n
\u5728\u677f\u5217\u62fc\u677f\u5b9e\u65bd\u710a\u63a5\u64cd\u4f5c\u4e4b\u9645, \u4f9d\u636e\u677f\u7f1d\u6240\u5448\u73b0\u7684\u6392\u5217\u72b6\u51b5, \u80fd\u591f\u4f9d\u7167\u56fe2\u5f53\u4e2d\u7684(a)\u3001(b)\u3001(c)\u3001(d)\u6765\u4e88\u4ee5\u5f00\u5c55\u3002<\/p>\n
![\"\u8239\u4f53\u7ed3\u6784\u710a\u63a5\u987a\u5e8f\u539f\u5219_\u8239\u4f53\u5408\u62e2\u5927\u63a5\u7f1d\u7684\u73b0\u573a\u94c6\u710a\u65bd\u5de5_\u8239\u4f53\u5efa\u9020\u5404\u9636\u6bb5\u710a\u63a5\u987a\u5e8f\"](\"\/wp-content\/uploads\/2026\/06\/1782390180856_1.jpg\")
<\/p>\n
Figure 2: Welding sequence for column plate assemblies<\/p>\n
2. Hull components<\/p>\n
\u6841\u6750\u5728\u8239\u4f53\u5185\u90e8, \u808b\u9aa8\u4e5f\u5728\u8239\u4f53\u5185\u90e8, \u6784\u67b6\u540c\u6837\u5728\u8239\u4f53\u5185\u90e8, \u5e73\u677f\u4e5f\u5904\u4e8e\u8239\u4f53\u5185\u90e8, \u5b83\u4eec\u4e4b\u95f4\u7684\u710a\u63a5\u987a\u5e8f, \u8981\u7b26\u5408\u4e0b\u9762\u8fd9\u4e9b\u8981\u6c42: <\/p>\n
a) \u7ed3\u6784\u5f53\u4e2d\u540c\u65f6\u6709\u5bf9\u63a5\u3001\u89d2\u63a5\u710a\u7f1d\u5b58\u5728\u7684\u65f6\u5019, \u8981\u5148\u53bb\u710a\u63a5\u5bf9\u63a5\u7684, \u4e4b\u540e\u518d\u710a\u63a5\u89d2\u63a5\u7684, \u5177\u4f53\u7684\u987a\u5e8f\u53bb\u770b\u4e00\u4e0b\u56fe3(a)\u3001(b)\u3002<\/p>\n
b) \u5f53\u7ed3\u6784\u91cc\u5934\u4e00\u5757\u513f\u6709\u7acb\u89d2\u710a\u7f1d\u548c\u5e73\u89d2\u710a\u7f1d\u7684\u65f6\u5019, \u8981\u5148\u53bb\u710a\u7acb\u89d2\u710a\u7f1d, \u4e4b\u540e\u518d\u710a\u5e73\u89d2\u710a\u7f1d, \u8be6\u7ec6\u7684\u987a\u5e8f\u53bb\u770b\u56fe3(c)\u3002<\/p>\n
![\"\u8239\u4f53\u5408\u62e2\u5927\u63a5\u7f1d\u7684\u73b0\u573a\u94c6\u710a\u65bd\u5de5_\u8239\u4f53\u7ed3\u6784\u710a\u63a5\u987a\u5e8f\u539f\u5219_\u8239\u4f53\u5efa\u9020\u5404\u9636\u6bb5\u710a\u63a5\u987a\u5e8f\"](\"\/wp-content\/uploads\/2026\/06\/1782390180856_2.jpg\")
<\/p>\n
Figure 3: Welding sequence for internal components<\/p>\n
3. Plan components (sections)<\/p>\n
3.1 Where components require butt welding, this should be carried out in advance.<\/p>\n
3.2 \u677f\u548c\u5404\u6784\u4ef6\u4e4b\u95f4\u89d2\u710a\u7f1d\u7684\u710a\u63a5\u987a\u5e8f\u88ab\u4f8b\u793a\u4e8e\u56fe 4(a)\u548c(b), \u5728\u6b64\u4e4b\u4e2d\u56fe 4(a)\u9002\u7528\u4e8e\u5bf9\u79f0\u7ed3\u6784\u7684\u60c5\u51b5\u3002<\/p>\n
3.\u82e5\u89d2\u710a\u7f1d\u7684\u7aef\u90e8\u5904\u4e8e\u5206\u6bb5\u7684\u5408\u62e2\u8fb9\u4f4d\u7f6e, \u90a3\u4e48\u5728\u8be5\u6bb5\u90e8\u8981\u7559\u51fa\u5927\u6982200mm\u7684\u957f\u5ea6\u6682\u4e14\u4e0d\u8fdb\u884c\u710a\u63a5, \u4e00\u76f4\u7b49\u5230\u5408\u62e2\u7684\u65f6\u5019\u518d\u53bb\u710a\u63a5, \u5c31\u5982\u540c\u56fe4(c)\u6240\u5c55\u793a\u7684\u90a3\u6837\u3002<\/p>\n
![\"\u8239\u4f53\u5efa\u9020\u5404\u9636\u6bb5\u710a\u63a5\u987a\u5e8f_\u8239\u4f53\u5408\u62e2\u5927\u63a5\u7f1d\u7684\u73b0\u573a\u94c6\u710a\u65bd\u5de5_\u8239\u4f53\u7ed3\u6784\u710a\u63a5\u987a\u5e8f\u539f\u5219\"](\"\/wp-content\/uploads\/2026\/06\/1782390180856_4.jpg\")
<\/p>\n
Figure 4: Welding sequence for fillet welds<\/p>\n
4. Three-dimensional segmented production<\/p>\n
4.1 Typical Sequence<\/p>\n
a) \u6839\u636e3\u8981\u6c42, \u4e8e\u5e73\u9762\u7ec4\u4ef6\u5236\u4f5c\u671f\u95f4\u4e8b\u5148\u8fbe\u6210\u7532\u677f\u548c\u5916\u5e95\u677f\u4ee5\u53ca\u7eb5\u9aa8\u4e4b\u95f4\u89d2\u710a\u7f1d\u7684\u710a\u63a5\u3002<\/p>\n
b) \u7eb5\u6841\u3001\u808b\u677f\u4ee5\u53ca\u5185\u5e95\u677f\u5e73\u9762\u7ec4\u4ef6\u5b9a\u4f4d\u710a\u5b8c\u6210\u4ee5\u540e, \u4f9d\u636e\u56fe5(a) \u6240\u5c55\u793a\u7684\u987a\u5e8f, \u7531\u53cc\u6570\u710a\u5de5\u4ee5\u5bf9\u79f0\u65b9\u5f0f\u710a\u63a51(1)\u81f32(2)\u4e4b\u95f4\u30012(2)\u81f33(3)\u4e4b\u95f4\u30013(3)\u81f34(4)\u4e4b\u95f4\u7b49\u7b49\u533a\u5185\u7684\u7eb5\u6841\u3001\u7eb5\u9aa8\u4e0e\u808b\u677f\u4e4b\u95f4\u7684\u7acb\u89d2\u710a\u7f1d\u3002<\/p>\n
c) \u4e0a\u8ff0\u7acb\u89d2\u710a\u7f1d\u5b8c\u6210\u4e4b\u540e, \u4f9d\u636e\u56fe5(b)\u6240\u5c55\u793a\u7684\u987a\u5e8f\u4ee5\u53ca\u65b9\u5411, \u7531\u53cc\u6570\u710a\u5de5\u4ee5\u5bf9\u79f0\u65b9\u5f0f\u710a\u63a51(1) \u2500 2(2) \u2500 3(3) \u25004(4)\u2026\u533a\u5185\u7eb5\u6841\u3001\u808b\u677f\u8ddf\u5e95\u677f\u4e4b\u95f4\u7684\u5e73\u89d2\u710a\u7f1d\u3002\u53ea\u4e0d\u8fc7\u5904\u4e8e\u5206\u6bb5\u5408\u62e2\u8fb9\u7684\u89d2\u710a\u7f1d\u7aef\u90e8\u8981\u7559\u51fa200mm\u7684\u957f\u5ea6\u6682\u4e14\u4e0d\u8fdb\u884c\u710a\u63a5, \u7b49\u5230\u8239\u53f0\u5408\u62e2\u7684\u65f6\u5019\u518d\u53bb\u710a\u63a5, \u5c31\u5982\u540c\u56fe4(c)\u6240\u5448\u73b0\u7684\u90a3\u6837\u3002<\/p>\n
d) \u5916\u5e95\u677f\u5e73\u9762\u7ec4\u4ef6, \u5728\u4e0e\u822d\u677f\u8fdb\u884c\u5b9a\u4f4d\u710a\u4e4b\u540e, \u6240\u8fdb\u884c\u7684\u64cd\u4f5c\u662f, \u710a\u63a5\u5916\u677f\u8ddf\u822d\u677f\u4e4b\u95f4\u7684\u5bf9\u79f0\u710a\u7f1d\u3002<\/p>\n
e) \u8fdb\u884c\u5206\u6bb5\u7ffb\u8eab, \u5728\u4e0a\u8ff0\u5bf9\u63a5\u987a\u5229\u5b8c\u6210\u4e4b\u540e, \u7740\u624b\u710a\u63a5\u7eb5\u6841\u3001\u808b\u677f\u4ee5\u53ca\u5916\u677f\u4e4b\u95f4\u7684\u5e73\u89d2\u710a\u7f1d, \u5176\u987a\u5e8f\u6240\u63d0\u51fa\u7684\u8981\u6c42\u548c(c)\u662f\u4e00\u6837\u7684\u3002<\/p>\n
Figure 5: Welding sequence for segmented fillet welds<\/p>\n
4.2 Penetration points<\/p>\n
As shown in Figure 6(a), weld in the following order:<\/p>\n
\u2460 Butt welds between welding patches;<\/p>\n
\u2461 Fillet welds between the reinforcement and the patch plate;<\/p>\n
\u2462 Weld the fillet joints between the patch plate, the stiffener plate and the base plate.<\/p>\n
For items \u2461 and \u2462, the visible side shown in the diagram should be welded first.<\/p>\n
As shown in Figure 6(b), start by soldering the visible side shown in the diagram; solder both sides in the following order:<\/p>\n
\u2460 Fillet welds between the reinforcement bars and the web plates;<\/p>\n
\u2461 Fillet welds between the reinforcement and the patch plate;<\/p>\n
\u2462 Weld the fillet weld between the patch plate and the rib plate.<\/p>\n
![\"\u8239\u4f53\u5efa\u9020\u5404\u9636\u6bb5\u710a\u63a5\u987a\u5e8f_\u8239\u4f53\u7ed3\u6784\u710a\u63a5\u987a\u5e8f\u539f\u5219_\u8239\u4f53\u5408\u62e2\u5927\u63a5\u7f1d\u7684\u73b0\u573a\u94c6\u710a\u65bd\u5de5\"](\"\/wp-content\/uploads\/2026\/06\/1782390180856_6.jpg\")
<\/p>\n
Figure 6: Welding sequence for through-bolts<\/p>\n
5. Final assembly of the slipway<\/p>\n
5.1 General Welding Sequence<\/p>\n
\u8239\u53f0\u8fdb\u884c\u5927\u5408\u62e2\u4e4b\u9645, \u5404\u603b\u6bb5\u76f8\u4e92\u4e4b\u95f4\u7684\u539f\u5219\u710a\u63a5\u987a\u5e8f\u662f: \u8d77\u59cb\u4e8e\u57fa\u51c6\u6bb5, \u671d\u7740\u8239\u824f\u3001\u8239\u8249\u8fd9\u4e24\u4e2a\u65b9\u5411\u9010\u4e2a\u4f9d\u6b21\u63a8\u8fdb\u3002\u4e8e\u56fe7\u6240\u7ed9\u51fa\u7684\u793a\u4f8b\u5f53\u4e2d, \u5e8f\u53f71\u30012\u30013\u3001\u2026\u2026\u300112\u5c5e\u4e8e\u539f\u5219\u5408\u62e2\u987a\u5e8f, \u8fd9\u6837\u7684\u987a\u5e8f\u662f\u4e0d\u88ab\u5141\u8bb8\u51fa\u73b0\u8de8\u8d8a\u60c5\u51b5\u7684\u3002<\/p>\n
Once the sectioned slipway has been hoisted into place, welding should be carried out as soon as possible; it is not permissible to hoist it into place without subsequently welding it.<\/p>\n
Figure 7: Hull assembly welding sequence<\/p>\n
5.2 Longitudinal closure joints<\/p>\n
\u7ecf\u7531\u56fe8\u91cca\u81f3b\u7684\u987a\u5e8f, \u628a\u5e95\u90e8\u7684\u5206\u6bb5\u5408\u62e2\u710a\u63a5, \u5c06\u6a2a\u58c1\u7684\u5206\u6bb5\u5408\u62e2\u710a\u63a5, \u628a\u8237\u4fa7\u7684\u5206\u6bb5\u5408\u62e2\u710a\u63a5, \u628a\u7532\u677f\u7684\u5206\u6bb5\u5408\u62e2\u710a\u63a5, \u4ee5\u6b64\u5f62\u6210\u73af\u5f62\u603b\u6bb5\u3002<\/p>\n
5.3 Transverse contraction joints<\/p>\n
\u6309\u7167\u56fe8\u4e4b\u4e2d, \u4ece\u2460\u5230\u2461\u518d\u5230\u2462\u7136\u540e\u5230\u2463\u8fd9\u6837\u7684\u987a\u5e8f, \u53bb\u5b9e\u73b0\u76f8\u90bb\u603b\u6bb5\u4e4b\u95f4\u7684\u5408\u62e2\u710a\u63a5\u5de5\u4f5c\u3002\u7136\u800c, \u5404\u4e2a\u6a2a\u5411\u5408\u62e2\u7f1d, \u5e94\u5f53\u5728\u548c\u5b83\u76f8\u4ea4\u7684\u7eb5\u5411\u5408\u62e2\u7f1d\u5b8c\u6210\u4ee5\u540e, \u624d\u8fdb\u884c\u710a\u63a5\u3002<\/p>\n
![\"\u8239\u4f53\u5efa\u9020\u5404\u9636\u6bb5\u710a\u63a5\u987a\u5e8f_\u8239\u4f53\u5408\u62e2\u5927\u63a5\u7f1d\u7684\u73b0\u573a\u94c6\u710a\u65bd\u5de5_\u8239\u4f53\u7ed3\u6784\u710a\u63a5\u987a\u5e8f\u539f\u5219\"](\"\/wp-content\/uploads\/2026\/06\/1782390180856_9.jpg\")
<\/p>\n
Figure 8: Typical closing weld sequence<\/p>\n
5.4 Joints between structural members<\/p>\n
As shown in Figure 9, the welding sequence is as follows:<\/p>\n
\u2460 Butt jointing of panels;<\/p>\n
\u2461 Joining of components;<\/p>\n
\u2462 Fillet welds between members and slabs.<\/p>\n
![\"\u8239\u4f53\u5efa\u9020\u5404\u9636\u6bb5\u710a\u63a5\u987a\u5e8f_\u8239\u4f53\u5408\u62e2\u5927\u63a5\u7f1d\u7684\u73b0\u573a\u94c6\u710a\u65bd\u5de5_\u8239\u4f53\u7ed3\u6784\u710a\u63a5\u987a\u5e8f\u539f\u5219\"](\"\/wp-content\/uploads\/2026\/06\/1782390180856_10.jpg\")
<\/p>\n
Figure 9: Welding sequence for the joint seam<\/p>\n
6. Process holes<\/p>\n
\u5404\u79cd\u5de5\u827a\u5b54\u7684\u710a\u63a5\u5148\u540e\u987a\u5e8f, \u5448\u73b0\u56fe10\u8fd9\u4e2a\u72b6\u51b5\u4e0b\u663e\u793a\u4e4b\u3002\u539f\u672c\u56fe\u8868\u91cc\u7684\u7b2c1\u5e45\u56fe\u5de6\u4fa7\u6709\u7740\u6570\u5b573, \u7ecf\u7531\u672c\u5e73\u53f0\u4e88\u4ee5\u53d8\u66f4\u6210\u4e3a\u662f1\u3002<\/p>\n
![\"\u8239\u4f53\u5408\u62e2\u5927\u63a5\u7f1d\u7684\u73b0\u573a\u94c6\u710a\u65bd\u5de5_\u8239\u4f53\u7ed3\u6784\u710a\u63a5\u987a\u5e8f\u539f\u5219_\u8239\u4f53\u5efa\u9020\u5404\u9636\u6bb5\u710a\u63a5\u987a\u5e8f\"](\"\/wp-content\/uploads\/2026\/06\/1782390180856_11.jpg\")
<\/p>\n
Figure 10: Welding sequence for process holes<\/p>","protected":false},"excerpt":{"rendered":"
General Principles of Welding 1. The welding terminology used in this document is as set out in GB\/T 3375-1994. 2. Hull structural components or sections shall be kept to the correct dimensions and with uniform assembly gaps during assembly. Components or sections that do not comply with the drawings, standards and process requirements<\/p>","protected":false},"author":1,"featured_media":2203,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[25],"tags":[1366,1363,1365,1312,1364],"class_list":["post-2202","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-25","tag-1366","tag-1363","tag-1365","tag-1312","tag-1364"],"_links":{"self":[{"href":"https:\/\/cndlfh.com\/en\/wp-json\/wp\/v2\/posts\/2202","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/cndlfh.com\/en\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/cndlfh.com\/en\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/cndlfh.com\/en\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/cndlfh.com\/en\/wp-json\/wp\/v2\/comments?post=2202"}],"version-history":[{"count":0,"href":"https:\/\/cndlfh.com\/en\/wp-json\/wp\/v2\/posts\/2202\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/cndlfh.com\/en\/wp-json\/wp\/v2\/media\/2203"}],"wp:attachment":[{"href":"https:\/\/cndlfh.com\/en\/wp-json\/wp\/v2\/media?parent=2202"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/cndlfh.com\/en\/wp-json\/wp\/v2\/categories?post=2202"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/cndlfh.com\/en\/wp-json\/wp\/v2\/tags?post=2202"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}
![\"\u8239\u4f53\u5efa\u9020\u5404\u9636\u6bb5\u710a\u63a5\u987a\u5e8f_\u8239\u4f53\u7ed3\u6784\u710a\u63a5\u987a\u5e8f\u539f\u5219_\u8239\u4f53\u5408\u62e2\u5927\u63a5\u7f1d\u7684\u73b0\u573a\u94c6\u710a\u65bd\u5de5\"](\"\/wp-content\/uploads\/2026\/06\/1782390180856_0.jpg\")
<\/p>\n