ark steel tube co.,ltd
Ark Steel Tube is a leading manufacturer and supplier of steel tube products, KWK STEEL is the subsidiary of Ark with over 12 years experience.
What materials can we provide?
Ferrite/Martensite:
TP410, TP405, TP420, TP430, TP430Ti, TP403, TP409, TP444, TP439, TP446, etc.
Alloy Steel:
T1, T1a, T2, T5, T9, T11, T12, T17, T21, T22, T23, T24, T36, T122, P12, P5, P91, 15Mo3, 12CrMo, 15CrMoG, 1Cr5Mo, etc.
Austenitic/Super Austenitic Steel:
304/304L, 316/316L, 314, 321, 347H, 316Ti, 316LMod, 317.....
