湛江无缝钢管材质对照表

锅炉、热交换器用碳素钢钢管

JIS G3461

STB340

(STB35)

ASTM A179

A192

DIN 17175 ST35.8

GB6479 10#

STB410

(STB42)

ASTM A178 C

A210 A1

DIN 17175 ST45.8

GB5310 20G

GB6479 20G

STB510

ASTM A210 C

DIN 17175 19Mn5

锅炉热交换器用合金管

JIS G3462

STBA20

ASTM A213 T2

GB9948 GB5310 GB6479 12CrMo

STBA22

ASTM A213 T12

DIN 17175 13CrMo44

GB9948 GB5310 GB6479 15CrMo

STBA23

ASTM A213 T11

A199 T11

STBA24

ASTM A213 T22

A199 T22

DIN 17175 10CrMo910

GB5310 12Cr2Mo

GB6479 12Cr2Mo

STBA25

ASTM A213 T5

A199 T5

DIN 17175 12CrMo195

GB9948 1Cr5Mo

GB6479 1Cr5Mo

STBA26

ASTM A213 T9

A199 T9

DIN 17175 X12CrMo91

加热炉用钢管高压锅炉管

JIS G3467

STFA410

GB9948 20#

STFA23

ASTM A200 T11

STFA24

ASTM A200 T22

STFA25

ASTM A200 T5

GB9948 1Cr5Mo

STFA26

ASTM A200 T9