ASTM A519 4140 seamless steel pipe/tube for high pressure boiler, low and medium pressure boiler, structure purposes, for liquid service, for Diesel engine, for hydraulic pillar service, casing and tubing for oil well, A519 4140 seamless steel pipe for use as line pipe, for petroleum cracking, for high pressure chemical fertilizer equipments, for ordinary uses.
ASTM A519 4140 Seamless Steel Tube Chemical Composition Analysis:
| Grade | Cr | Mn | P | S | Si | Ni | Ch | Mo |
| ASTM A519 4140 | 0.38-0.43 | 0.75-1.00 | 0.040 | 0.040 | 0.15-0.35 | -- | 0.80-1.10 | 0.15-0.25 |
ASTM A519 4140 Seamless Pipe HOT FINISHED SEAMLESS
Hot finished A519 4140 seamless is usually stocked in larger OD, heavier wall combinations than other mechanical tubing.
ASTM A519 4140 Seamless Pipe COLD DRAWN SEAMLESS
Cold drawn seamless has closer dimensional tolerances, better surface finish and higher mechanical properties than corresponding grades of hot finished A519 4140 seamless.
ASTM A519 4140 seamless Pipe Heat treatment:
Annealed, Full Annealed, Bright Annealed, , Spheroidize Annealed
Normalized, Stress Relieved, Cold Finished, Quenched and Tempered
ASTM A519 4140 Seamless Pipe Delivery Condition: BKS, NBK,BK ,BKW, GBK(+A), NBK(+N), BK(+C); A519 4140 seamless pipe packing: plastic plugs in both ends, hexagonal bundles of max 2,000kg with several steel strips, Two tags on each bundle, wrapped in waterproof paper, PVC sleeve, and sackcloth with several steel strips
Shanghai Katalor ASTM A519 4140 Seamless Pipe Test: Chemical Component Analysis, Mechanical Properties (Ultimate tensile strength, Yield strength, Elongation), Technical Properties (Flattening Test, Flaring Test, Bending Test, Hardness Test, Blow Test, Impact Test etc), Exterior Size Inspection
Katalor also provide ASTM A519 4140 seamless pipe Mill Test Certificate: EN 10204/31B; Third Party inspection acceptable. such as SGS, BV etc.
