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Mechanical Tube
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Standard Reference
JIS G 3445 STKM
JIS G 3472 STAM
JIS G 3466 STKR
Galvanized and Black Pipe
Galvanized Pipe SNI 0039:2010
General Construction (SNI 07-0068-1987)
Steel Pipe ASTM-A53
BS 1387:1985 Carbon Steel Screw and Socked Steel Tube
Standard Reference
SNI 0039:2010
SNI (07-0068-1987)
JIS G 3444 STK
High Frequency Welding
Mechanical Test
Expand Test
Thickness Check
OD Check
Length Check
Flattening Test
Hydrostatic Test
Packaging Standard
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Labeling
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SGS ISO9001
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