Standard of 3PE pipe coating prodcution line

SR. NO.	GENERIC NAME	MATERIAL GRADE	MANUFACTURER
1	EPOXY POWDER	SCOTCHKOTE 226 N. 226N- CORROCOAT EP-F 1003 HW KCCEX44I3 F 103tS)&KCC EX 4413 L 300(5) NAPGARD 7-25007.2501 VALSPAR-P1PECLAD 2000	3M JOTUN KCC DUPONT VALSPAR
2	ADHESIVE	ME 0420 LUCALEN G35I0H FUSABOND 158 DH COESIVE L8.92.8 POLYGLUE EE-149 V LUSHAN-L5R	BOREALIS (BOROUGE) BASELL DUPONT M.P.B HYUNDAI EP <SK CORP.) GUANGZHOU LUSHAN
3	POLY ETHYLENE	BORCOAT HE3450 BORCOAT HE34S0H LUPOLEN 4652D SW 00413 LUXENE HDPE 2050 YUHWA HIDEN P60I HI BL FJ-I ET509B EJ-I.LUSHAN NEWGEN NEWCOAT 946	BOROUGE BOROUGE BASELL M.P.B YUHWA KOREA PF.TRO. LTD HYUNDAI EP GUANGZHOU LUSHAN NEWGEN

1.0	RAW MATERIAL:
A	REVIEW OF ALL RAW MATERIAL TEST CERTIFICATES	RAWMATERIAL MANUFACTURER DATA SHEET	EACH BATCH	AS PER MANUFACTURERS RECOMMENDATION	RAW MATERIAL TEST CERTIFICATE	R	R
B	RAW MATERIAL TESTING:
	EPOXY POW DER GEL TIME	WMEPCCPQC.WI 14. MPS CL.NO.5.2 & CAN/CSA Z245.20	ONE TEST FROM EACH BATCH	AS PE RAW MATERIAL MANUFACTURER RECOMMENDATION	WMEPC/CP/QC F 004	H	W
	ADHESIVE MELT FLOW INDEX	WMEPC/ CP/ QC. /WI/16. MPS CL.NO.5.2 & ASTM 1238	ONE TEST FROM EACH BATCH	AS PE RAW MATERIAL MANUFACTURER RECOMMENDATION	WMEPC CP/QC. F 004	H	W
	POLYETHYLENE MELT FLOW INDEX	WMEPC /CP/ QC/ WI/ 16, MPS CL.NO.5.2 & ASTM 1238	ONE TEST FROM EACH BATCH	AS PE RAW MATERIAL MANUFACTURER RECOMMENDATION	WMEPCCPQCF004	H	W'

2.0	PROCEDURE QUALIFICATION TEST (AS PER MPS CLAUSE N0.6.0)
2.1	INLET INSPECTION OF BARE PIPES (BFFORF. CLEANING)
A	RECORDING OF PIPE NO. HEAT NO. D1A & WALL THICKNESS	WMEPC/CP/QC /WI/01	EACH PIPE	CLEAR LEGIBLE MARKING FROM BARE PIPE SUPPLIER.	WMEPC/CP QC F/002 A. WMEPCCP/QC F'06	H	M
B	VISUAL INSPECTION OF BARE PIPE SURFACE	WMEPC/CP/QC/WI/01 & MPS CL.NO.7.2.8 1	EACH PIPE	DEFECTS REMOVE FROM PIPES AS PER CLIENT SPEC.	WMEPC CP QC F/002 & WMEPC CP QC F/06	H	R/W
C	CLEANING PRIOR TO BLASTING (IF REQUIRED)	WMEPC7CP QC WI0I& MPS CL.NO.7.3	EACH PIPE	OIL. GREASE. TAR. SALT OR OTHER CONTAMINANTS SHALL BE REMOVED BY SOLVENT CLEANING	WMEPC. CP/QC-T 002 & WMEPC. CP/QOF 06	H	R/W
D	PREHEATING OF EACH BARE PIPE (If Required)	WMEPC CP QC WI 01& MPS CL.NO.8 2	EACH PIPE	IF RH IS >85% THEN PIPE IS PREHEATED TO AT LEAST 3°C ABOVE THE DEW POINT.	WMEPC CP/QC F/002 & WMEPC. CP'QC/F /06	H	M
E	REPAIR OF BARE PIPE DEFECTS		EACH DEFECTIVE PIPE	DEFECTS REMOVE FROM PIPES AS PER APPROVED PROCEDURE OF BARE PIPE SUPPLIER	WMEPC/CP/QC/F/002 & WMEPC/CP/QC/F/06	H	R/W
E	REPAIR OF BARE PIPE DEFECTS		EACH DEFECTIVE PIPE		WMEPC/CP/QC/F/002 & WMEPC/CP/QC/F/06	H	R/W
F	RECORDING OF AMBIENT CONDITIONS AND	WMEPC/CP/QC/WI/01 & MPS CL.NO.8 2	EACH PIPE	PIPE SURFACE TEMP, AMB TEMP. DEW POINT & RELATIVE HUMIDITY (RH)	WMEPC/CP/QC/F/002 & WMEPC/CP/QC/F/06	H	M

2.2	ABRASIVE BLASTING:
A	DEGREE OF CLEANLINESS (VISUAL)	DIN 30670 CL. NO 4.1, MPS CLN0.6.1& WMEPC/CP/QC/WI 01	EACH PIPE	Sa 2 1/2 (ISO 8501-1)	WMEPC/ CP/QC/F/002 & WMEPC/ CP/QC/F/06	H	W
B	SURFACE ROUGHNESS PROFILE	WMEPC/CP /QC /WI /01 & MPS CL NO.6.1	EACH PIPE	40-100 um Rz	WMEPC/CP/QC/F/002 & WMEPC/CP/QC/F/06	H	W
C	ELAPSED TIME AFTER BLASTING	WMEPC/CP/QC/WI 01& MPS CLNO.7.5	AT EVERY STOPPAGE	RH ELAPSED TIME 85% 0.5 HOURS 80% 1.0 HOURS 70% 1.5 HOURS 60% 1.75 HOURS 50% 2.0 HOURS	WMEPC/CP/QC/F/002 & WMEPC/CP/QC/F/06	H	R/W
D	SALT CONTAMINATION	WMEPC/CP/QC/WI/21& MPS CL N0.6.1	EACH PIPE	3ug/cm3 MAXIMUM (If salt contamination more than 3ug/cm3than pipe shall be treated with phosphoric acid wash)	WMEPC/CP/QC/F/002 & WMEPC/CP/QC/F/06	H	R/W
2.3	SCOPE : PHOSPHORIC ACID TREATMENT (IF REQUIRED)
A	PHOSPHRIC ACID WASH SOLUTION	WMEPC/CP/QC/WI/02 & MPS CL.NO.7.6	EACH PREPRATION OF SOLUTION	pH < 2 (By pH indicating paper)	WMEPCCP/QC/F/002	H	M
B	WATER QUALITY CHECK	WMEPC/CP/QC/WI/02& MPS CL.NO.7.6	AT START AND THAN EVERY FOUR HOUR	TDS < 200ppm Chlorides <50ppm	WMEPC/CP/QC/F/002	H	M

c	RESIDUAL ACID ON PIPE SURFACE	WMEPC/CP/QC WI02& MPS CL.NO.7.6	AT START AND THAN EVERY FOUR HOUR	pH<2 (By pH indicating paper)	WMEPC/CP/QC/F/002	H	M
D	RESIDUAL RINSE WATER ON PIPE	WMEPC/CP/QC/WI/02& MPS CL.NO.7.6	AT START AND THAN EVERY FOUR HOUR	pH-6-8 (By PH indicating paper) THE MINIMUM WATER PRESSURE SHALL BE 1000 PSI A WATER AT AMBIENT WATER TEMPERATURE	WMEPC/CP/QC/F/002	H	M
E	ACID DWELL TIME	WMEPC/CP/QC/WI/02& MPS CL.NO.7.6	AT START AND THAN EVERY FOUR HOUR	>15 SECOND'S PIPE TEMP ,38-66°C OR (as per dwell time chart)	WMEPC CP/QC/F/002	H	M
2.4	INSPECTION AT COATING APPLICATION
A	PIPE SURFACE TEMPERATURE BEFORE FBE APPLICATION	WMEPC/CP/QC/WI/04& MPS CL.NO.7.7 & 8.3	EACH PIPE	PIPE TEMP. NOT EXCEED 260°C OR AS PER MANUFACTURER RECOMMENDATION	WMEPC/CP/QC/F/002	H	R W
B	ADHESIVE FILM TEMPERATURE	WMEPC/CP/QC/WI/04& MPS CL.NO.7.8 & 8.3	EACH PIPE	190°C - 240 °C OR AS PER MANUFACTURER RECOMMENDATION	WMEPC/CP/QC/F/002	H	R W
C	PE. FILM TEMPERATURE	WMEPC/CP/QC/WI/04& MPS CL.NO.7.9 & 8 J	EACH PIPE	220°C - 260°C OR AS PER MANUFACTURER RECOMMENDATION	WMEPC/CP/QC/F/002	H	R/W

2.5	TESTS ON PARTLY (FBE/ADHESIVE) COATED PIPES:
A	FBE (PRIMER )LAYER DRY FILM THICKNESS	AS PER CLIENT RECOMMENDATION. WMEPC/CP/QC/WI/07 & MPS CLAUSE NO.8.4. 6.1	ONE PIPE PARTLY COATED	MIN. 120 um	WMEPC/CP/QC/F/002 & WMEPC/CP/QC/F/01	H	W
B	ADHESIVE LAYER THICKNESS (PARTIALLY COATED)	AS PER CLIENT RECOMMENDATION WMEPC/CP/QC/WI/07 & MPS CLAUSE NO. 8.4.6.1	ON PARTIALLY COATED PORTION	MIN.I50 um	WMEPC/CP/QC/F/002 & WMEPC/CP/QC/F/01	H	W
C	VISUAL INSPECTION OF FBE COATED PORTION	WMEPC/CP/QC/WI/07 & MPS CLAUSE NO. 8.4.6.1	EACH PIPE	NO SURFACE DEFECT	WMEPC/CP/QC/F/002	H	R/W
2.6	TESTS ON 3LPE COATED PIPES :
A	OVERALL COATING THICKNESS	AS PER CLIENT RECOMMENDATION. WMEPC/CP/QC/WI/06 & MPS CL. NO.6.1.8.4.7.9	EACH PIPE	ON BODY = 1.87 MM MINIMUM ON WELD = 10% LESS THAN THE NOMINAL THICKNESS 1.87 MM	WMEPC/CP/QC/F/002	H	W
B	HOLIDAY INSPECTION AT 25 KV	DIN 30670 CL. NO. 4.2.2. 5.3.2. MPS CL.NO.6.1 WMEPC/CP/QC/WI/08	EACH PIPE	MAX 1 HOLIDAY PER SQUARE METER (HOLIDAY SIZE LESSER THAN THIS SHALL BE REPAIR AS PER APPROVED REPAIR PROCEDURE)	WMEPC/CP/QC/F/002	H	W

C	VISUAL INSPECTION	WMEPC/CP/QC/WI/09 & MPS CLAUSE NO 8.6.6.1	EACH PIPE	NO SURFACE DEFECTS (Cosmetic water marks on the PE surface are acceptable)		WMEPC/CP/QC/F/002	H	W
D	COATING CUT BACK LENGTH & PROTRUDING FBE	WMEPC/CP/QC/WI/09& MPS CLAUSE NO.8.6.6.1	EACH PIPE	PROTRUDING FBE	10 TO 40 MM	WMEPC/CP/QC/F/002	H	W
				PE CUT BACKS	130±20 MM	WMEPC/CP/QC/F/002	H	W
				Residual FBE remaining in the surface profile in the end cut back area is acceptable
E	ADHESION (PEEL) TEST AT CUT BACK AREA	DIN 30670CL. NO. 4.2.3. 5.3.3 .MPS CL.NO.6.1.8.5 WMEPC/CP/QC/WI/10	TWO PER PIPE @ 20*5°C TWO PER PIPE@ 50±5°C	35 N/CM @ 20±5°C I5N/CM@50±5°C		WMEPC/CP/QC/F/004	H	W
F	IMPACT RESISTANCE TEST (30IMPACTS ALONG THE LENGTH)	DIN 30670 CL. NO. 4.2.4. 5.3.4 .MPS CL.NO.6.1.8 5 & WMEPC/CP/QC/WI/l1	ONE PIPE	5J MM (30IMPACTS ON PIPE BODY @ AMBIENT TEMP) NO HOLIDAY ON IMPACT AREA AT 25 KV		WMEPC/CP/QC/F/004	H	W
G	% ELONGATION	DIN 30670 CL. NO. 4.2.6. 5.3.6.MPS CL.NO.6 1.8 5 & WMEPC/CP/QC/WI/I8	5 SAMPLES FROM EACH PIPE	MIN 200%.		WMEPC/CP/QC/F/004	H	W
H	INDENTATION HARDNESS	DIN 30670 CL. NO. 4 2.5, 5.3.5 .MPS CL NO.6.1.8 5 & WMEPC/CP/QC/WI/12	TWO SAMPLE FORM EACH PIPE AT BOTH TEMP	0.2 MM MAX AT 23 ±2CC 0.3 MM MAX AT 70±2CC		WMEPC/CP/QC/F/004 & WMEPC/CP/QC/F/014	H	R W

C	VISUAL INSPECTION	WMEPC/CP/QC/WI/09 & MPS CLAUSE NO 8.6.6.1	EACH PIPE	NO SURFACE DEFECTS (Cosmetic water marks on the PE surface are acceptable)		WMEPC/CP/QC/F/002	H	W
D	COATING CUT BACK LENGTH & PROTRUDING FBE	WMEPC/CP/QC/WI/09& MPS CLAUSE NO.8.6.6.1	EACH PIPE	PROTRUDING FBE	10 TO 40 MM	WMEPC/CP/QC/F/002	H	W
				PE CUT BACKS	130±20 MM	WMEPC/CP/QC/F/002	H	W
				Residual FBE remaining in the surface profile in the end cut back area is acceptable
E	ADHESION (PEEL) TEST AT CUT BACK AREA	DIN 30670CL. NO. 4.2.3. 5.3.3 .MPS CL.NO.6.1.8.5 WMEPC/CP/QC/WI/10	TWO PER PIPE @ 20*5°C TWO PER PIPE@ 50±5°C	35 N/CM @ 20±5°C I5N/CM@50±5°C		WMEPC/CP/QC/F/004	H	W
F	IMPACT RESISTANCE TEST (30IMPACTS ALONG THE LENGTH)	DIN 30670 CL. NO. 4.2.4. 5.3.4 .MPS CL.NO.6.1.8 5 & WMEPC/CP/QC/WI/l1	ONE PIPE	5J MM (30IMPACTS ON PIPE BODY @ AMBIENT TEMP) NO HOLIDAY ON IMPACT AREA AT 25 KV		WMEPC/CP/QC/F/004	H	W
G	% ELONGATION	DIN 30670 CL. NO. 4.2.6. 5.3.6.MPS CL.NO.6 1.8 5 & WMEPC/CP/QC/WI/I8	5 SAMPLES FROM EACH PIPE	MIN 200%.		WMEPC/CP/QC/F/004	H	W
H	INDENTATION HARDNESS	DIN 30670 CL. NO. 4 2.5, 5.3.5 .MPS CL NO.6.1.8 5 & WMEPC/CP/QC/WI/12	TWO SAMPLE FORM EACH PIPE AT BOTH TEMP	0.2 MM MAX AT 23 ±2CC 0.3 MM MAX AT 70±2CC		WMEPC/CP/QC/F/004 & WMEPC/CP/QC/F/014	H	R W

3.0	REGULAR production
3.1	inlet inspection of bare pipes (before cleaning)
A	RECORDING OF PIPE NO. HEAT NO. DIA & WALL THICKNESS	WMEPC/CP/QC/WI/01	EACH PIPE	CLEAR LEGIBLE MARKING FROM BARE PIPE SUPPLIER.	WMEPC/CP/QC/F/002 & WMEPC/CP/QC/F/06	H	M
B	VISUAL INSPECTION OF BARE PIPE SURFACE	WMEPC/CP/QC/WI/01& MPS CL.NO.7.2.8 1	EACH PIPE	DEFECTS REMOVE FROM PIPES AS PER CLIENT SPEC.	WMEPC/CP/QC/F/002 &. WMEPC/CP/QC/F/06	H	R/W
C	CLEANING PRIOR TO BLASTING (IF REQUIRED)	WMEPC/CP/QC/Wl/0I& MPS CL.NO.7 3	EACH PIPE	OIL. GREASE. TAR. SALT OR OTHER CONTAMINANTS SHALL BE REMOVED BY SOLVENT CLEANING	WMEPC/CP/QC/F/002 & WMEPC/CP/QC/F/06	H	R/W
D	PREHEATING OF EACH BARE PIPE (If Required)	WMEPC/CP/QC/WI/01& MPS CL.NO.8.2	EACH PIPE	IFRH IS >85% THEN PIPE IS PREHEATED TO AT LEAST 3°C ABOVE THE DEW POINT	WMEPC/CP/QC/F/002 & WMEPC/CP/QC/F/06	H	M
E	REPAIR OF BARE PIPE DEFECTS		EACH PIPE	DEFECTS REMOVE FROM PIPES AS PER APPROVED PROCEDURE OF BARE PIPE SUPPLIER	WMEPC/CP/QC/F/002 & WMEPC/CP/QC/F/06	H	R/W
E	REPAIR OF BARE PIPE DEFECTS		EACH PIPE		WMEPC/CP/QC/F/002 & WMEPC/CP/QC/F/06	H	R/W
F	RECORDING OF AMBIENT CONDITIONS AND	WMEPC/CP/QC/WI/01& MPS CL.NO.8 2	AT START AND THAN EVERY FOUR HOUR	PIPE SURFACE TEMP AMB. TEMP. DEW POINT & RELATIVE HUMIDITY (RH)	WMEPC/CP/QC/F/002 & WMEPC/CP/QC/F/06	H	M

3.2	ABRASIVE BLASTING:
A	DEGREE OF CLEANLINESS (VISUAL)	DIN30670CL.NO 4.1. MPS CL NO.6.2 & WMEPC/CP/QC/WI/01	EACH PIPE	Sa 2 1/2 (ISO 8501-1)	WMEPC/CP/QC/F/002 & WMEPC/CP/QC/F/06	H	R/W
B	SURFACE ROUGHNESS PROFILE	WMEPC/CP/QC/WI/01& MPS CL NO.6.2	FIRST 3 PIPES THAN 1 IN 100 PIPES	40 - 100 um Rz	WMEPC/CP/QC/Tf/002 &. WMEPC/CP/QC/F/06	H	R/W
C	ELAPSED TIME AFTER BLASTING	WMEPC/CP/QC WI/01& MPS CL NO.7.5	AT EVERY STOPPAGE	RH ELAPSED TIME 85% 0.5 HOURS 80% 1.0 HOURS 70% 1.5 HOURS 60% 1.75 HOURS 50% 2.0 HOURS	WMEPC/CP/QC/F/002 & WMEPC/CPQC/F/06	H	R/W
D	SALT CONTAMINATION	WMEPC/CP/QCWI/21 & MPS CL NO.6.2	1 IN 100 PIPES	3ug/cm5 MAXIMUM (If salt contamination more than 3ug/cm5than pipe shall be treated with phosphoric acid wash)	WMEPC/CP/QC/f/002 & WMEPC/CP/QC/F/06	H	R/W
3.3	SCOPE : PHOSPHORIC ACID TREATMENT (IF REQUIRED)
A	PHOSPHRIC ACID WASH SOLUTION	WMEPC/CP/QC/WI/02& MPS CL.NO.7.6	EACH PREPRATION OF SOLUTION	pH < 2 (By pH indicating paper)	WMEPC/CP/QC/F/002	H	M
B	WATER QUALITY CHECK	WMEPC/CP/QC/WI 02& MPS CL.NO.7.6	AT START AND THAN EVERY FOUR HOUR	TDS < 200ppm Chlorides <50ppm	WMEPC/CP/QC/F/002	H	M

C	RESIDUAL ACID ON PIPE SURFACE	WMEPC/CP/QC/WI/02& MPS CL.NO.7.6	AT START AND THAN EVERY FOUR HOUR	pH<2 (By pH indicating paper)	WMEPC/CP/QC/F/002	H	M
D	RESIDUAL RINSE WATER ON PIPE	WMEPC/CP/QC/WI/02& MPS CL.NO.7.6	AT START AND THAN EVERY FOUR HOUR	Ph = 6-8 (By PH indicating paper) THE MINIMUM WATER PRESSURE SHALL Be 1000 PSI A WATER AT AMBIENT WATER TEMPERATURE	WMEPC/CP/QC/F /002	H	M
E	ACID DWELL TIME	WMEPC/CP/QC/WI/02& MPS CL.NO.7.6	AT START AND THAN EVERY FOUR HOUR	>20 SECOND @ PIPE TEMP ,38-66°C OR (as per dwell time chart)	WMEPC/CP/QC/F/002	H	M
3.4	INSPECTION AT COATING APPLICATION
A	PIPE SURFACE TEMPERATURE BEFORE FBE APPLICATION	WMEPC/CP/QC/WI/04& MPS CL NO.7.7 & 8 3	RECORD EVERY 30 MINUTES	PIPE TEMP. NOT EXCEED 260°C OR AS PER MANUFACTURER RECOMMENDATION	WMEPC/CP/QC/F/002	H	R/W
B	ADHESIVE FILM TEMPERATURE	WMEPC/CP/QC/WI/04& MPS CL.NO.7.8 & 8.3	RECORD EVERY HOURS	\|90°C-240°C OR AS PER MANUFACTURER RECOMMENDATION	WMEPC/CP/QC/F/002	H	RW
C	PE. FILM TEMPERATURE	WMEPC/CP/QC/WI/04& MPS CL.NO.7.9 & 8.3	RECORD EVERY HOURS	220"C - 260°C OR AS PER MANUFACTURER RECOMMENDATION	WMEPC/CP/QC/F/002	H	RW

3.5	TESTS ON FBF./ADHF.SIVF. COATED PIPES:
A	FBE (PRIMER) LAYER DRY FILM THICKNESS (PARTIALLY COATED PIPK OR BY PAPER METHOD)	AS PER CLIENT RECOMMENDATION & WMEPC/CP/QC/WI/07. MPS CL.NO.6.2	ONCE IN A DAY	MIN. 120 um	WMEPC/CP/QC/F/002 & WMEPC/CP/QC/F/01	H	R/W
B	ADHESIVE LAYER THICKNESS (PARTIALLY COATED P1PEOR BY PAPER METHOD)	AS PER CLIENT RECOMMENDATION & WMEPC/CP/QC/WI/07. MPS CL.NO.6.2.8.4	ONCE IN A DAY	MIN. I50um	WMEPC/CP/QC/F/002 & WMEPC/CP/QC/F/01	H	R/W
3.6	TESTS ON 3LPE COATED PIPES :
A	OVERALL COATING THICKNESS	AS PER CLIENT RECOMMENDATION. WMEPC/CP/QC/WI/06 & MPS CL.NO.6.2,8.4	EACH PIPE (Measured at 10 locations and at least 3 points shall be on welds)	ON BODY = 1.87 MM MINIMUM ON WELD = 10% LESS THAN THE NOMINAL THICKNESS 1.87 MM	WMEPC/CP/QC/F/002	H	R/W
B	HOLIDAY INSPECTION AT 25 KV	DIN 30670 CL. NO 4.2.2. 5.3.2. MPS CL.NO.6.2.8.4 & WMEPC/CP/QC/WI/08	EACH PIPE	MAX. 1 HOLIDAY PER 1 SQUARE METER (HOLIDAY SIZE LESSER THAN THIS SHALL BE REPAIR AS PER APPROVED REPAIR PROCEDURE)	WMEPC/CP/QC/F/002	H	R/W

c	VISUAL INSPECTION	WMEPC/CP/QC/WI/09& MPS CL.NO.6,2.8.6	EACH PIPE	NO SURFACE DEFECTS (Cosmetic water marks on the PE surface are acceptable)		WMEPC/CP/QC/F/002	H	R/W
D	COATING CUT BACK LENGTH & PROTRUDING FBE	WMEPC/CP/QC/WI/09& MPS CL.NO.6.2.8.6	EACH PIPE	PROTRUDING FBE	10 TO 40MM	WMEPC/CP/QC/F/002	H	R/W
				PECUT BACKS	130 +/- 20 MM	WMEPC/CP/QC/F/002	H	R/W
				Residual FBE remaining; in the surface profile in the end cut back area is acceptable
E	ADHESION (PEEL) TEST AT CUT BACK AREA	DIN 30670 CL.NO 4.2.3. 5.3.3.MPS CL.NO 6.2.8.5 WMEPC/CP/QC/WI/10	1 IN 100 PIPES	35 N/CM @ 20±5°C 15 N CM @ 50*3°C		WMEPC/CP/QC/F/004	H	R/W
F	INDENTATIONHARDNESS	DIN 30670 CL. NO. 4.2.5, 5.3.5 .MPS CL.NO.6.2.8 5 & WMEPC/CP/QC/WI/12	ONCE PER SHIFT (ONE SAMPLE AT EACH TEMP)	0.2 MM MAX AT 23±2°C 0.3 MM MAX AT 70±2°C		WMEPC/CP/QC/F/004 & WMEPC/CP/QC/F/014	H	R/W
4.0	FINAL INSPECTION:
A	CODIFICATION OF PIPES AFTER HOLIDAY	WMEPC/CP/QC/WI/ 09 & MPS CL.NO.7.14	EACH PIPE	OK PIPE - NO COLOUR REJECT - 1 RED BAND		WMEPC/CP/QC /F/002	H	R/W

B	MARKING	WMEPC/CP/QC/WI/09 & MPS CL.NO.6.2.8.5	EACH PIPE	WELSPUN MIDDLE EAST PIPES COATING LLC . DAMMAM, SAUDI ARABIA CLIENT NAME:----------- PROJECT NAME: PIPE SIZE:___________ mm DNX________ MM W.T PIPF. GRADE:------------- PIPE. LENGTH:---------- PIPE NO. TPI NO. LENGTH. MAKING SHALL BE PLACED AT A DISTANCE OK MINIMIS 150 MM FROM THE COATING END		H	R/W
C	COATING REPAIR	APPROVED REPAIR PROCEDURE NO RP/12- 13/05-01 Rev 00 Dated 30.09.2012	ALL REPAIRS	NO HOLIDAY AFTER REPAIR.	WMEPC/CP/QC/F/002 & WMEPC/CP/QC/F/011	H	R/W
D	TEMPORARY CORROSION PROTECTION OF BARE ENDS		BARE ENDS FOR EACH PIPE	BARE ENDS SHALL BE PAINTED OUT SIDE WITH A REMOVABLE VARNISH	WMEPC/CP/QC/F/002	H	R/W
E	HANDLING AND STORAGE OF COATED PIPES	AS PER APPROVED PROCEDURE	EACH PIPE	NO COATING DAMAGE		H	RW

5.0	verification of instruments
A	DIGITAL TEMPERATURE GAUGE/DIGITAL PYROMETER	WMEPC/CP/QC/WI/25 & MPS CL.NO.8.3	EVERY FOUR HOUR	±5%	WMEPC/CP/QC/018	H	R/W
b	COATING THICKNESS GAUGE	WMEPC/CP/QC/WI/25 & MPS CL.NO. 8.4	EVERY FOUR HOUR	±5%	WMEPC/CP/QC/018	H	R/W
C	HOLIDAY DETECTOR	WMEPC/CP/QC/WI/25 & MPS CL.NO.8 4	EVERY FOUR HOUR	±5%	WMEPC/CP/QC/018	H	R/W

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