AISI 4130 Oil Well Drill Pipe , Seamless Alloy Steel Pipe for Casing Application Description Our AISI 4130 (30CrMo) seamless alloy steel pipes are engineered to meet the rigorous demands of oil and ...더 보기
방문자의 메시지메시지를 남기세요
아직 공개된 의견은 없습니다.
AISI 4130 Oil Well Drill Pipe , Seamless Alloy Steel Pipe for Casing Application