ASTM A 519 4140 seamless steel tubes

Round Billet → Material Inspection → Grinding → Cut to Length → Heating → Piercing → Bite mandrel → Hot Rolled → Get Rid of Mandrel → Heat Treatmen t → Size Reducing → Cooling → Straightening → Semi Manufactured Product → Corp End Cutting off → UT/ET TEST or Hydrostatic Test → Marking → Packing → Warehousing

ASTM /ASME
Product Name	Executive Standard	Dimension (mm)	Steel Code / Steel Grade
Seamless Ferritic and Austentic Alloy Steel Boiler, Superheater and Heat-Exchanger Tubes	ASTM A213	Ø9.52~630 x WT0.59~40	T2, T5, T9, T11, T12, T22, T91, T92
Seamless Ferritic Alloy Steel Pipes for High Temperature Use	ASTM A335	Ø10.3~1200 x WT2~200mm	P5, P9, P11, P12, P22, P91, P92
Seamless Carbon and Alloy Steel for Mechanical Tubing	ASTM A519	Ø10.3~323.9 x WT1.65~40mm	4130, 4130X, 4140, 4145

EN
Product Name	Executive Standard	Dimension (mm)	Steel Code / Steel Grade
Seamless Ferritic Alloy Steel Pipes for High Temperature Use	EN10216-2	Ø10.3~323.9 x WT1.65~40mm	13CrMo4-5, 1-CrMo9-10, X10CrMoVNb9-1, 15NiCuMoNb5-6-4

Alloy steel seamless pipe is ideally suitable for chemical, petrochemicals and other energy-related applications. It has characteristics of high corrosion resistance and can be used in a wide range of industrial sectors.
- Chemical industries
- Petrochemical industries
- Energy-related applications

GR.4140 A519 Seamless Pipes & Tubes Chemical Composition :

ASME SA519 GR.4140 Standard Pipes Mechanical Properties :

Condition	Tensile Strengtd Rm (Mpa)	Yield Strengtd R2 (Mpa)	Elongation in 2 in or 50 mm  A(%)	Rockwell, Hardness B Scale
HF(Hot Finished)	855 min (120 ksi)	621 min (90 ksi)	15 min	100
SR(Stress Relieved)	855 min (120 ksi )	689 min (100 ksi)	10 min	100
A(Annealed)	552 min (80 ksi )	414 min (60 ksi)	25 min	85
N (Normalized)	855 min (120 ksi )	621 min (90 ksi)	20 min	100
Q+T (Quenched and tempered.)	AS your requirements

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