Specification Certificates
 
Certificates

 
 
JIS G 3452 Carbon Steel Pipes for Ordinary Pipes
JIS G 3454 Carbon Steel Pipes for Pressure Service
JIS G 3454 Arc Welded carbon steel pipes
JIS G 3444 Carbon steel tubes for general structure purposes
JIS G 3445 Carbon steel tubes for Machine structural purposes
JIS G 3466 Carbon steel square pipes for general structural purposes
JIS C 8305 Rigid steel conduits
JIS A 5525 Steel pipe piles
JIS A 5530 Steel pipe sheet pipes
JIS G 3461 Carbon steel boiler and heat exchanger tubes
JIS G 3463 Stainless steel boiler and heat exchanger tubes
JIS G 3448 Stainless steel Ordinary Pipes



CSA C22.2 Rigid steel conduit & coupling
UL6 Rigid steel conduit
DNV Welded steel tube & pipes
DNV Carbon steel boiler and heat exchanger tubes
API 5L Line pipe
API 5CT Casing and tubing
API 2B Structural steel pipe
NK 304/L, 316/L Stainless steel pipes
DNV 304/L, 316/L Steel Tubes and Pipes
RINA 304/L, 316/L Stainless steel tubes and pipes
BV 304/L, 316/L Stainless steel pipes
Lioyd`s 304/L, 316/L Stainless steel pipes
ABS Arc welded carbon steel pipes & tubes
BV(ERW) Steel tubes for boilers and pipings
BV(SAW) Steel tubes for boilers and pipings
CCS Carbon Steel Pipes for Pressure Service
GL Carbon Steel Pipes for Pressure Service
Lioyd`s Welded steel tube & pipes
NK Carbon Steel Pipes for Pressure Service
NK Carbon steel boiler and heat exchanger tubes
ASTM A53A ANSI/NSF Standard 61 : Drinking Water System (Thread & Coupled)
ASTM A53B ANSI/NSF Standard 62 : Drinking Water System (Plain Ends Bevelled)
ASTM A53B ANSI/NSF Standard 63 : Drinking Water System (Thread & Coupled)
RINA Carbon steel boiler and heat exchanger tubes
RINA Carbon Steel Pipes for Pressure Service
U-Mark DIN 1626 Welded circular unalloyed steel tubes subject to special requirement(ST 37.0)