Alloy steel 4130 4140 for ASTM A519 seamless steel tubes
ASTM A519 SEAMLESS STEEL TUBES, by DOM production, with the steel grade of SAE4140 and SAE4130, other alloy steel grade upon customer's agreement.: SAE4130:
C: 0.28-0.33% Mn: 0.40-0.60% P max 0.40% S max 0.40% Si: 0.15-0.35% Cr: 0.80-1.10% Mo: 0.15-0.25% cold drawn aisi 4130 alloy steel tubes and pipes SAE4140:
C: 0.38-0.43% Mn: 0.75-1.00% P max 0.40% S max 0.40% Si: 0.15-0.35% Cr: 0.80-1.10% Mo: 0.15-0.25%
30CrMo AISI 4130 seamless steel pipe with quenching and tempering for oil drilling
10#,20#,45#,Q345,A106-B,20Cr,15CrMo,St37,St42,ASTM 4140 etc.
black painting, varnish, oil, galvanized, anti corrosion coatings
1. Bundle packing.
2. Bevelled end or plain end or warnished as per buyer's required.
3. Marking: as per customer's requests.
1 ton for normal material
Chemical Component Analysis, Mechanical Properties,
Exterior Size Inspection, hydraulic testing etc.
Structure pipe; High and low pressure boiler tube; Liquid delivery; Seamless steel pipe for petroleum cracking ,Oil pipe,Gas pipe
1.Reasonable price with excellent quality
2.Abundant stock and prompt delivery
3.Rich supply and export experience, sincere service
4.Reliable forwarder, 2-hour away from port.
1. HF- hot finished
3. QT-Quenched and Tempered
4. SR-Stress Relieved or Finish Anneal
Detail mechanical properties please refer to our sales team.
Please specify the data if you have detail requirement on Mechanical properties.