API 6A "QUALITY CONTROL REQUIREMENT API 6A PSL 3 TO PSL3G AND PSL 4"

 QUALITY CONTROL REQUIREMENT API 6A PSL 3 TO PSL3G AND PSL 4

Quality Control Requirement as per API 6A 19^th Edition

 

No	Equipment	Remark
1	Wellhead, Bonnet and other pressure containing bodies	(Table 11) PSL 1, 2, 3/3G, 4
2	Stem	(Table 13) PSL 1, PSL 2, PSL 3, PSL 4
3	Valve Bore Sealing Mechanism	(Table 14) PSL 1, PSL 2, PSL 3, PSL 4
4	Ring Gasket	(Table 15) PSL 1, PSL 2, PSL 3, PSL 4
5	Stud and Nut	(Table 16) PSL 1, PSL 2, PSL 3, PSL 4
6	Non Metallic Sealing Material	(Table 17) PSL 1, PSL 2, PSL 3, PSL 4
7	Assembled Equipment	(Table 20 – Full Bore Valve) PSL 1, 2, 3, 3G, 4 (Table 22 – Check Valve) PSL 1, 2, 3, 3G, 4 (Table 23 – body, bonnet, tree cap) PSL 1, 2, 3, 3G, 4 (Table 24 – X’mas Tree) PSL 1, 2, 3/3G, 4
8	Mandrel Hanger	(Table 25) PSL 1, PSL 2, PSL 3, PSL 4
9	Bull Plug, VR Plug & BPV	(Table 26) One requirement for all PSL

 Upgrading from PSL 3 to PSL 3G and PSL 4

Description	PSL 3G Requirement	PSL 4 Requirement
Wellhead, Tubing Head Adapter, Tee, Cross, Tree Cap, Cross Over Connector, Adapter and Spacer Spool, Flanged Connector, Threaded Connector, Other End Connector	PSL 3 requirement and PS-116 (gas test)	PSL 3 requirement and PS-101 (UT) for PSL 4 or PS-109 (radiographic test) for PSL 4 and PS-116 (gas test) and no welding except PSL 3 weld overlay
Mandrel Hanger	N/A	PSL 3 requirement and PS-101 (UT) for PSL 4 or PS-109 (radiographic test) for PSL 4 and no welding except PSL 3 weld overlay
X-Mas Tree	PSL 3 requirement	PSL 3 requirement