JIS A5525
Steel Pipe Pile
SKK400 Φ400~2000
SKK490 Φ400~2000
JIS A5530
Steel Pipe Sheet Pile
SKY400 Φ400~2000
SKY490 Φ400~2000
JIS G3443-1
Coated Water Pipe
STW A400~3000
STW B400~3000
ISO 9001 : 2008
Manufacturing Spiral
Steel Pipes
JIS A5525
Steel Pipe Pile
SKK400 Φ400~2000
SKK490 Φ400~2000
JIS A5530
Steel Pipe Sheet Pile
SKY400 Φ400~2000
SKY490 Φ400~2000
JIS G3443-1
Coated Water Pipe
STW A400~3000
STW B400~3000
ISO 14001 : 2015
Manufacturing Spiral
Steel Pipes
TCVN 9245:2012
Steel Pipe Pile
SPP345 Φ400~2,000
SPP400 Φ400~2,000
SPP490 Φ400~2,000
TCVN 9246:2012
Steel Pipe Sheet Pile
SPSP345 Φ400~2,000
SPSP400 Φ400~2,000
SPSP490 Φ400~2,000
JIS G 3444
Carbon Steel Tube for
General Structure
Φ355.6~3000
Factory Production Control
JIS G 3475-2011 (Hollow section)
JIS A 5530-2010 (Steel pipe sheet piles)
