Materials: carbon and alloy steel
Customized specifications are accepted
Diameter: ≤2500mm
Length: ≤20,000mm
QA documents: chemical composition/mechanical properties/heat treatment/dimensions check/UT report
Standards: GB, GBT, JIS, AISI, SAE, ASTM/ASME, EN, GOST and DIN
Process: forging-normalizing, tempering-proof machining-quenching and tempering-precision machining
Surface finish: zinc-plating, chemical conversion coating and anodic coating
Packing: export standard