Roc-Fab

RocFAB Clad Pipe Prefabrication

RocFAB owns WPS/PQRs for butt weld covering carbon steel, duplex/super duplex steel, stainless steel, alloy steel and weld overlay composite materials. All are witnessed and approved by customers and the 3rd party of ABS, DNV, LR, BV, TUV, Moody.
RocFAB can provide complete prefabricated piping spools and skids. Our welders are approved by AWS / LR / DNV / ABS for GTAW, SMAW, FCAW processes up to 6G skill level.

WPS/PQR for Weld Overlay：
Base
Material
Cladding
Material
Base
Material
Cladding
Material
API 5L X65 N06625 A336 F11 SS347
API 5L X70 15CrMo
A106 GrB A106 GrB SS308L
A694 F70 A333 Gr6 SS317L
A350 LF2 API 5L X65 DS2209
AISI 4130 A216 WCB SS410
F316L A106 GB CuNi70/30
A182 F51 A350 LF2 SS316L
API 5L X70 N08825 A333 Gr6
A106 GB FC-815 AISI 4130
A106 GB STL-6 A694 F65

 

WPS/PQR for Butt-Weld：

AISI 4130  AISI 4130 A182 F51 A182 F51
A182 F22 A182 F22 A106 Gr C A106 Gr C
15CrMo 15CrMo API 5L X65 API 5L X65
A694 F65 A694 F65
API 5L X65
+ N06625
API 5L X65
+ N06625
AISI 410 AISI 410
SS316L SS316L
API 5L X70
+ N06625
API 5L X70
+ N06625
A240 904L A240 904L
 
 
RocFAB pays more attention to the in-process quality control. Good process traceability, real-time welding data checking & correction, strictly execution of Post Weld Heat Treatment procedure, Full and semi-automatic Cladding technology and Pipe Prefabrication technology, all these enable us to provide integrated solutions to the Pressure Piping System for our customers.



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