pmDL5007-92(英)电力建设施工及验收技术规范火力发电厂焊接篇.doc
《pmDL5007-92(英)电力建设施工及验收技术规范火力发电厂焊接篇.doc》由会员分享,可在线阅读,更多相关《pmDL5007-92(英)电力建设施工及验收技术规范火力发电厂焊接篇.doc(81页珍藏版)》请在三一文库上搜索。
1、 DL 500792Book Number: 15120.6853Price: 3.60 yuanElectric Power Industry Standard of PRC. DLP DL 500792Technical Code for Electrical Power Construction and Inspection(Welding )984917.Issued on Dec31, 1991. Implemented from Sep1, 1992Issued by Ministry of Energy of PRCElectric Power Industry Standard
2、 of PRC DL 500792Technical Code for Electrical Power Construction and Inspection (Welding )Edited by: Power Plant Welding Standardization Technology Committee of the Ministry of EnergyApproved by: Ministry of Energy of PRCIssued on Dec31, 1991. Implemented from Sep1, 1992.Water Conservation and Elec
3、tric Power Publishing House1992 Beijing(Jing) Xindengzi No. 115.Electric Power Industry Standard of PRCTechnical Code for Electrical Power Construction and Inspection (Welding)DL 500792Ministry of Energy of PRCPublished and issued by the Water Conservation and Electric Power Publishing House.(6 Sanl
4、ihe Road, Beijing)Printed by Jingdong House Factory of Beijing.501168mm Size 32 2.25 Sheets 57 thousand characters One page of interleafSeptember, 1992, first edition October, 1993, second edition, in BeijingQuantity: 2029140350 volumesBook Number: 15120.6853Price: 3.60 RMBMinistry of Energy of PRCN
5、otice of issuing of the electric powder industry standard: Technical Code for Electrical Power Construction and Inspection (Welding).Nengyuanji (1991) No.1015To each electric powder administration bureau, electric powder bureau of province, autonomous region and municipality directly under the Centr
6、al Government, Electric powder planning institute, Huaneng International Electric Powder Co., electric powder office and hydroelectric power publishing house:In order to adapt to development of welding technology of electric power industry and ensure the erection quality of heat power plant, we modi
7、fy Technical Code for Electrical Power Construction and Inspection (Welding) SDJ5182 issued in 1982, the revision number is DL500792, which took effect as of September 1, 1992 when the original code terminated. If you have any questions, please contact the infrastructure construction department of t
8、he ministry and edition unit.Dec31, 1991.Contents1. General12. Welders23. Steel Products And Welding Materials54. Preparation For Welding75. Welding Process196. Heat Treatment After Welding247. Quality Inspection278. Quality Standards319. Technical Documents3810. Annex3911. Additional Declaration681
9、.General1.01 This code is applicable to welding of boilers, pressure pipelines, pressure vessels and steel structure of thermal power generation equipment of 600MW or below, and design, manufacture, installation and repairs of electric power system of energy industry.1.02 This code is applicable to
10、manual arc welding, manual tungsten electrode argon arc welding, oxy-acetylene welding, buried arc automatic welding, etc of carbon steel (carbon content 0.35%), common low alloy steel and refractory steel. For the welding methods of other materials, see the technical requirements of this code and r
11、elated standards.1.03 Unless otherwise specified in construction contract, the construction and inspection of the thermoelectric generating sets imported from abroad should be carried out according to this code.1.04 Testing of weld quality should be appraised respectively according to operating cond
12、itions of work pieces and quality requirements.1.05 Testing of metal materials, check of weld junction of equipment, ball-passing test, appraisal of weld process, quality examination of welding joints as well as evaluation of Welders should be performed respectively according to related regulations.
13、1.06 Regulations about safety, environment protection, fire-protection, etc, must be observed during the course of welding (welding, heat treatment and metal testing).12. Welders2.01 Welders include welding technical personnel, welding quality inspectors, welding inspectors, welders and welding heat
14、 treatment personnel.2.02 Each enterprise should have special technical chief, responsible for welding, and special quality inspector of welding.2.0.2.1Special technical chief, responsible for welding, should be engineer (technician) or higher level technicians with relative high special engineering
15、 level and rich experience in welding, who are responsible for welding process and quality management as well as qualification evaluation of Welders, etc.2.0.2.2Each enterprise and its competent department should organize training of Welders to improve their technical levels, theoretical level of sp
16、ecialty and management level.2.0.3 Basic requirements on welders and working contents2.03.1Technical personnel of welding(1) Those technical personnel, who first undertake welding technology management, must accept production practice and system training and achieve corresponding qualification throu
17、gh examination before they undertake the task.(2) Master general conditions of projects, strictly execute this code, edit welding plans and draft technical measures, work out schemes for training welders and attend the committee for evaluating the technology of welders and participate in technical e
18、valuation of welders and inspection of management of welding materials.(3) According to the technical measures, communicate with related persons deeply about technology and instruct them and supervise.(4) Organize appraisal of welding process and edit operation instructions of welding.(5) Participat
19、e in quality acceptance of main pipes and components.(6) Record, inspect and arrange welding materials, transfer technical documents of project completion and perform technical summarization as well.2.0.3.2 Welding quality inspectors2(1) Welding quality inspectors should have education degree of pri
20、mary school at least and considerable experience as well as technical level. Furthermore, they must pass professional examination and achieve the qualification certificate.(2) Welding quality inspectors are responsible for compiling welding quality acceptance items, signing and issuing testing docum
21、ents, inspecting, supervising, accepting and appraising welding projects.(3) Participate in reviewing technical measures, supervise the implementation of technical measures and stop operation against rules and report it to related departments.(4) Accumulate and summarize quality supervision material
22、s, and cooperate with persons concerned for transfer of project completion documents.(5) Determine weld to be tested and keep records, urge departments concerned for quality inspection.(6) Check qualification certificates of welders to master their technical conditions. Stop the welders, whose weldi
23、ng operation is often unqualified, from continuing welding work, and suggest that the welder technology committee revoke their qualification certificates.2.0.3.3 Welding testers(1) Welding testers must accept professional technical training and achieve corresponding qualification certificates throug
- 配套讲稿:
如PPT文件的首页显示word图标,表示该PPT已包含配套word讲稿。双击word图标可打开word文档。
- 特殊限制:
部分文档作品中含有的国旗、国徽等图片,仅作为作品整体效果示例展示,禁止商用。设计者仅对作品中独创性部分享有著作权。
- 关 键 词:
- pmDL5007 92 电力 建设 施工 验收 技术规范 火力发电厂 焊接
链接地址:https://www.31doc.com/p-2240443.html