A53 Grade B TYPE E

Dee Development Engineers Ltd Tatarpur, Palwal, India TECHNICAL DELIVERY CONDITIONS (TDC) (MATERIALS)

TDC No. TDC/DDE/General-014

Rev. No. 00

Date: 13.2.2018

Job Order No. DDE/MHPS TAIWAN FP1

Page 1 of 6 1 . Ordering information Table-1 MATERIAL STANDARD AND EDITION ASME SA 53M-2017 edition ASTM A 53M-2012 edition

MATERIAL GRADE

PRODUCT TYPE

DELIVERY CONDITION

Grade B, Type E

Electric Resistance Welded pipe

Hot-finished, Heat ttreated

QUANTITY NPS & SCHEDULE OUTSIDE DIA INSIDE DIA NOMINAL / MINIMUM WALL THICKNESS SURFACE FINISH END FINISH SPECIAL O.D TOLERANCE PIPE THREADED AND COUPLED POWER TIGHT COUPLINGS CLOSE COILING SKELP FOR TENSION TESTS SPECIAL I.D TOLERANCE PIPE PIPE LENGTH (SPECIFIC/FIXED or RANDOM) SUPPLEMENTARY REQUIREMENTS TEST REPORT REQUIRED (YES/NO) END USE OF MATERIAL DRAWINGS REQUIRED (YES/NO)

INSPECTION CERTIFICATE REQUIRED EN 10204 type 3.1

As per P.O As per P.O As per P.O As per P.O As per P.O Black / Galvanized to be specified in PO As per Annex-2 of this TDC. N.A N.A N.A N.A N.A N.A As per P.O As per Table-3 of this TDC YES Fabrication of piping spools, induction bends, fittings NO

NOTES:

1. All units shall be in SI units. “M” designation beside material grade shall be specified on MTC. 2. Dual certification to ASME / ASTM is required. 3. ISO certified mill shall be used for purchasing. 4. Material make on mill sheet to be dated within 2 years from PO date. 5. Re-worked material shall not be supplied.

Prepared By: Name: Arkaprava Ghosh Designation: Dy.Manager-QA

Checked By : Name: A K Samanta Designation:Manager-QA

Approved By: Name: A K Samanta Designation:Manager-QA

Date:13.2.18

Date:13.2.18

Date:13.2.18

Sign:

DDE/TDC/E-18 Rev. 01

Sign:

Exhibit No. 18,Rev 01

Sign:

Dee Development Engineers Ltd Tatarpur, Palwal, India TECHNICAL DELIVERY CONDITIONS (TDC) (MATERIALS)

TDC No. TDC/DDE/General-014

Rev. No. 00

Date: 13.2.2018

Job Order No. DDE/MHPS TAIWAN FP1

Page 2 of 6 Table-2 : MANDATORY REQUIREMENTS SR.NO.

Type of inspection

Number of tests

CODE REQUIREMENT

01

Manufacturing Process

Each pipe

Open-hearth, electric-process or basic oxygen. The same shall be specified in MTC.

02

Heat Treatment

Each pipe

Weld seam of ERW pipe shall be heat treated

02

Heat analysis

1 test from one length of pipe from each lot of As per Table-1 of SA-53 each pipe size

03

Product analysis

2 pipes from each lot

04

Mechanical Tests

Transverse Tension Test

05

Bending Test

06

Flattening Test

07

Hydrostatic Test

Non-Destructive Test

08

Tolerance on weight

09

Tolerance on Outside Diameter

10

Tolerance on Thickness

As per clause-6 and Table-1 of SA-53

1 test from one length of As per Table-2 of SA-53 pipe from each lot of All specimens shall be tested at room temperature each pipe size -Test is required for > NPS 8 1 test from one length of -Test specimen shall be approximately 40mm in pipe from each lot of gage length and shall represent full wall thickness each pipe size of the pipe 1 test from one length of -Applicable for pipes NPS 2 and under pipe from each lot of -As per clause 8 of SA-53 each pipe size 1 test from one length of -Applicable on pipe > NPS 2 with all thicknesses pipe from each lot of extra strong and lighter each pipe size -As per clause 9.3 of SA-53 Each pipe As per clause 10 of SA-53 -As per clause 11.1 of SA-53 -EIther Ultrasonic test as per E213 or Eddy-current testing as per E309 or Magnetic flux leakage Each weld seam examination as per E570 shall be carried out -Notch depth, Testing standard and test results shall be specified in MTC. Wieght calculated as per Table X2.2 / Table X2.3 or Each pipe as calculated by ASME B36.10 shall not vary by ±10% ≤ NPS 1.5 : ±0.4mm Each pipe ≥ NPS 2: ± 1% Each pipe

12.5% under the nominal wall thickness specified.

Prepared By: Name: Arkaprava Ghosh Designation: Dy.Manager-QA

Checked By : Name: A K Samanta Designation:Manager-QA

Approved By: Name: A K Samanta Designation:Manager-QA

Date:13.2.18

Date:13.2.18

Date:13.2.18

Sign:

DDE/TDC/E-18 Rev. 01

Sign:

Exhibit No. 18,Rev 01

Sign:

Dee Development Engineers Ltd Tatarpur, Palwal, India TECHNICAL DELIVERY CONDITIONS (TDC) (MATERIALS)

TDC No. TDC/DDE/General-014

Rev. No. 00

Date: 13.2.2018

Job Order No. DDE/MHPS TAIWAN FP1

Page 3 of 6 11

Pipe Ends

Each pipe

12

Finish and appearance

Each pipe

13

Marking

Each pipe

14

Level of preservation and packaging

Each pipe

≤ NPS 1.5 : Plain Ends ≥ NPS 2: As per Annex-2 of this TDC -Depth of Surface imperfections ≤ 12.5% of nominal wall thickness -As per clause 14 of ASME SA-53 -Shall be legibly marked by stamping / stenciling with the following minimum information: Manufacturer’s name or mark Specification number NPS and weight class Schedule number Specified outside diameter Pipe Grade and Type Test Pressure Heat number / lot number -Pipe ends shall be properly capped -Inner surface shall be protected from pitting / corrosion

Table-3 : ADDITIONAL CLIENT REQUIREMENTS-N/A

Prepared By: Name: Arkaprava Ghosh Designation: Dy.Manager-QA

Checked By : Name: A K Samanta Designation:Manager-QA

Approved By: Name: A K Samanta Designation:Manager-QA

Date:13.2.18

Date:13.2.18

Date:13.2.18

Sign:

DDE/TDC/E-18 Rev. 01

Sign:

Exhibit No. 18,Rev 01

Sign:

Dee Development Engineers Ltd Tatarpur, Palwal, India TECHNICAL DELIVERY CONDITIONS (TDC) (MATERIALS)

TDC No. TDC/DDE/General-014

Rev. No. 00

Date: 13.2.2018

Job Order No. DDE/MHPS TAIWAN FP1

Page 4 of 6 ANNEX-1: REQUIREMENTS OF MILL CERTIFICATE ITEM Certification Manufacturer Raw material details Process of manufacture Buyer Purchase order number Commodity Dimensions Standard Certificate number Issuance date Heat number Heat treatment (if applicable) Visual inspection Dimensional inspections Hydrostatic test pressure Non-Destructive Test Chemical analysis Tensile test Bend Test / Flattening test

INFORMATION REQUIRED EN 10204 type 3.1 Name of Manufacturer and address Not required to be reported Shall be reported along with statement that “ Steel used is fully killed steel and with fine grain practice” Name of buyer Purchase order number Name of product, Quantity and Sizes Length , Diameter, Thickness and Mass Specification number, year of issue, revision letter(if any), grade and class (where applicable) Reference number of certificate Date of issue of certificate Manufacturer’s heat identification, unique and traceable to mill certificate Type of heat treatment, heat treatment temperatures Statement that “ Visual inspection has been carried out on surface of all pipes and no surface damage or any damage otherwise has been observed” Statement that “ Dimensional inspection has been carried out for all products and are within code and client limits” Test pressure and holding time shall be reported Notch depth, Test standard and Test result shall be specified in MTC Each value Each value, Specimen details, Direction of testing , Test temperature Bend Test acceptable / Flattening Test acceptable

Prepared By: Name: Arkaprava Ghosh Designation: Dy.Manager-QA

Checked By : Name: A K Samanta Designation:Manager-QA

Approved By: Name: A K Samanta Designation:Manager-QA

Date:13.2.18

Date:13.2.18

Date:13.2.18

Sign:

DDE/TDC/E-18 Rev. 01

Sign:

Exhibit No. 18,Rev 01

Sign:

Dee Development Engineers Ltd Tatarpur, Palwal, India TECHNICAL DELIVERY CONDITIONS (TDC) (MATERIALS)

TDC No. TDC/DDE/General-014

Rev. No. 00

Date: 13.2.2018

Job Order No. DDE/MHPS TAIWAN FP1

Page 5 of 6 ANNEX-2: BEVEL ENDS THICKNESS

BEVEL ENDS

3mm < Wall thickness ≤ 19mm

Prepared By: Name: Arkaprava Ghosh Designation: Dy.Manager-QA

Checked By : Name: A K Samanta Designation:Manager-QA

Approved By: Name: A K Samanta Designation:Manager-QA

Date:13.2.18

Date:13.2.18

Date:13.2.18

Sign:

DDE/TDC/E-18 Rev. 01

Sign:

Exhibit No. 18,Rev 01

Sign:

Dee Development Engineers Ltd Tatarpur, Palwal, India TECHNICAL DELIVERY CONDITIONS (TDC) (MATERIALS)

TDC No. TDC/DDE/General-014

Rev. No. 00

Date: 13.2.2018

Job Order No. DDE/MHPS TAIWAN FP1

Page 6 of 6

19mm < Wall thickness ≤ 25mm

Wall thickness > 25mm

Prepared By: Name: Arkaprava Ghosh Designation: Dy.Manager-QA

Checked By : Name: A K Samanta Designation:Manager-QA

Approved By: Name: A K Samanta Designation:Manager-QA

Date:13.2.18

Date:13.2.18

Date:13.2.18

Sign:

DDE/TDC/E-18 Rev. 01

Sign:

Exhibit No. 18,Rev 01

Sign: