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TIS 1227 
1996

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TIS 1227 
1995

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JIS G3106 
1995

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JIS G3136 
1994

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BS 4360 
1986

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BS EN 10025 
1993

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ASTM 

1994

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DIN 17100 
1980

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AS1204 

1972

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AS/NZS 3679.1 
1996

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CAN/CSA 640.21-M92 
1992

SS400

SS400

43A

A36

250

250

230G

SS490

SS490

50A

S t 5-02

300

SS540

SS540

SM400A

SN400A

43B

S275JR

A572 Gr.42

SM400

SM400B

SN400B

43C

S275JO

St 37-2
RSt 37-2

250LO

260W

SM400C

250LO

250L15

SM490A

SN490B

SM490

SM490B

SN490C

300LO

300W

SM490C

300L15

SM490YA

50B

355JR

A572 Gr.50

350,350LO

350,350LO

350G,350W

SM490YB

50C

355JO

St 52-3

350L15

SM520

SM520B

380W

SM520C

SM570

SM570