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PROJECT

LANCO ANPARA C 2X 600 MW THERMAL POWER PROJECTANPARASONEBHDRA DISTRICTUTTAR PRADESHINDIA

OWNER

LANCO ANPARA POWER PRIVATE LIMITEDHARYNANA--INDIA

Owner Consultant

L&T S&LFARIDABAD, HARYANA, INDIA

EPC Contractor

LANCO INFRATECH LTD, EPC DIVISIONGURGAON--INDIA

BTG SUPPLIER

DONGFANG ELECTRIC CORPORATIONCHENGDU CHINA

ORIGINATOR

DONGFANG BOILER Group Co., Ltd

ZIGONG CHINA

Document No.: Rev.:

Document Title :

LIST OF WELDING JOINTS AT SITE

Date Revision Prepared by Reviewed by Released by

8/11/2019 DEEPAK-02

2/3

DONGFANG ELECTRIC CORPORATION Lanco Anpara C 2 x600 MW Thermal Power Project, Anpara, Sonebhdr a Distr ict .

Uttar Pradesh - IndiaDocument No.: Document Title:List of welding joints at site Rev.: A

System/Equipment Name Originator: Manufacturer Sheet No.

LIST OF WELDING JOINTS AT SITE

SL.NO DESCRIPTIONSIZE (ODxT)

mmMATERIAL

SPECIFICATION

NUMBER OFJOINTS/BOILER

1 Water wall66.78

66.77SA-210C

5684368

2 Water Wall Suspension 82.511 15CrMoG 88

3Connection pipe from Down comer tolow header of W.W

14116 SA-106C 124

4 Rising pipe 16818 SA-106C 298

5 Economizer 516 SA-210C 2136

6 Economizer Suspension5110

5711.5SA-210C

534534

7Connection pipes from Economizer to

drum

12715 SA-106C 44

8Economizer Internal Connectionpipes

323.932

406.440SA-106C

208

9 Down comer609.660

609.665SA-106C

348

10 Front roof 516 15CrMoG 880

11 secondary pass44.55.5

44.56.5SA-210C

1262181

12 convection pass 63.58SA-210C

SA-210C+15CrMoG

1210179

13 Headers of SH Rearwall 406.460 SA-106C 12

14 SH internal pipes 16818 SA-106C 146

15 LT SH 577

15CrMoG+20G

20G +SA-210CSA-210C +15CrMoG

15CrMoG+12Cr1MoVG12Cr1MoVG

356712712712712

16 SH Vertical Panel 44.5712Cr1MoVG

SA-213T23

SA-213T91

1024640384

17 SH Vertical Platen NO

18 SH finish 518

12Cr1MoVG

SA-213T91

595

595

19 RH platen 63.55SA-210C

SA-210C+15CrMoG15CrMoG+12Cr1MoVG

890890890

20 RH finish 574.512Cr1MoVG

SA-213T911780890

21 Main Steam Pipe

45047

77533

76230

SA-335P91

12Cr1MoVG

SA-106C

81414

22 Header of water wall27355

27350SA-106C

41

23 Header of roof21935

27350SA-106C

11

Boiler Dongfang Bolier Group Co., Ltd 2 of 3

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DONGFANG ELECTRIC CORPORATION Lanco Anpara C 2 x600 MW Thermal Power Project, Anpara, Sonebhdr a Distr ict .

Uttar Pradesh - IndiaDocument No.: Document Title:List of welding joints at site Rev.: A

System/Equipment Name Originator: Manufacturer Sheet No.

24 Header of economizer

406.460

21930

323.940

SA-106C

244

25 Header of LT SH27345

609.665

12Cr1MoVG 1

126 Header of SH finish

609.675

609.685

12Cr1MoVG

SA-335P91

11

27 Header of RH76245

863.656

SA-106C

SA-335P91

11

28 SH internal pipes

609.655

323.930

36835

609.665

12Cr1MoVG

1481612

Note: The number of weld joint is tentative. The final total number of weld joints shall be confirmed to the contractor after the completion ofthe detailed engineering. Apart from the above mentioned welding joints, there will be some more joints related to drain piping, vents,

tapping etc. and interfacing piping.

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