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| DOOIN COOPERATION Co.,Ltd |
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 Click to enlarge image
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SPEC |
OTHERS |
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GENERAL & WELDED
STRUCTURE |
JIS G 3101SS400, 490, 540
JIS G 3106
SM400A,B,C
SM490A,B,C |
ASTM A36,A283,A570
DIN17100 ST22, 33
ST52-3, RST37-2 |
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ATMOSPHERIC CORROSION RESISTING |
JIS G 3125 SPA-H |
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FOR COLD ROLLING |
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SAE1006~1055
AISI1006~1055 |
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PIPE & TUBE |
JIS G 3132 SPHT1,2,3,4
JIS G 3444 STK 400,490 |
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GENERAL FABRICATION
AND DRAWING |
JIS G 3131 SPHC,D,E |
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COLD ROLLED
SPECIAL STEEL |
JIS G 3311 S30CM~S75CM,
SK2M~SK7M |
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PIPE LINES
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API X42,46,52,60,65,70,80 |
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GAS CYLINDERS |
JIS G 3116 SG255,295
325, 365 |
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AUTOMOBILE
STRUCTURAL USES |
JIS G 3113 SAPH 310,370,400,440
JIS G 3134
SPFH 490, 540, 590 |
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