Standard API | ASTM | BS | DIN | DNV | GB | ISO | JIS | KS | LR | NF | Others
KS
Standard Number
D 3587 (Steel Tubes for Fired Heater)
Grade STF410 STFA 12 STFA 22 STFA 23 STFA 24 STFA 25 STFA 26 STS 304 TF STS 304H TF STS 309 TF STS 310 TF STS 312 TF STS 316 TF STS 316H TF STS 321 TF STS 321H TF STS 347 TF STS 347H TF NCF 800 TF NCF 800H TF [ All grade ]