1.Carbon steel casting 2.DIN, ASTM, BS,ISO standards 3.Surface:Rust prevention 4.OEM&ODM are provid 1. ... stainless steel , alloy steel according to ASTM, DIN,JIS, EN, ISO, GB standards2. Process: Casting(investment casting)+ Machining(if necessary)+Assembly ... samples according to customers' samples or drawings.7. Delivery: By sea, air or express according to customers' demand8. Certificate: ISO90019. ...