ASTM A333 ASTM A53 ASTM A500 ASTM A519 ASTM A53 ASTM A36 ASTM 1040 ASTM 1020 ASTM 106

S460 S420 S355 S275 S235JR E355 E470

JIS- STPA22(JIS G 3458) JIS-STPT410 jiS - STPT370

316L 316 304L 304

API 5L X46 API 5L X80 API 5L X70 API 5L X65 API 5L X52 API 5L X60

API 5CT P110 API 5CT T95 API 5CT L80 API 5CT N80 API 5CT K55 API 5CT J55 API 5CT H40

16Mn 20MnV6 42CrMo 40Cr Q345 Q355 Q235 45# 20#