[待更新] Kalikund Steel is one of the leading manufacturers, Exporter & supplier of AS 4130, alloy 4130, API 6a Fittings, API 6a Elbow, API 6a Short Radius Elbow, API 6a Concentric Reducer, API 6a Eccentric Reducer, API 6a Equal Tee, API 6a Cross in india.andard pressure ratings of 7,500-10,000-15,000 PSI (AISI 4130) Which are mainly used for high press...