Seamless Alloy Steel Tube 4140/42CrMo4
Usage:Applicable to the general structure, mechanical structure with seamless steel tubes
Quality Standard
ASTM A519Seamless Carbon and Alloy Steel Mechanical Tubing
JIS G3441Alloy steel tubes for machine purposes
DIN 2391Seamless Precision Steel Tubes
DIN 2448SEAMLESS STEEL PIPES AND TUBES
BS 6323SEAMLESS AND WELDED STEEL TUBES FOR AUTOMOBILE MECHANICAL AND GENERAL ENGINEER PURPOSE
EN10305Steel tubes for precision applications Technical delivery conditions Seamless cold drawn tubes
EN 10297Seamless circular steel tubes for mechanical and general engineering purposes
Steel Grade
ASTM A519 1010-1045, 4130-4142, 5135
JIS G3441 SCM 415 TK, SCM 418 TK, SCM 420 TK, SCM 430 TK, SCM 435 TK, SCM 440 TK
JIS G3444 STKM 11A, STKM 12, STKM 13, STKM 14, STKM 15, STKM 16, STKM 17, STKM 18
STKM 19, STKM 20, BS 6323 CFS 3, CFS 3Aa, CFS 4, CFS 5b, CFS 6, CFS 7, CFS 8d, CFS 9, CFS 10, CFS 11
Size
OD:HRS 1.5"-30",CDS 0.875"-9"
WT:HRS 0.250"-4",CDS 0.035"-0.875"
Length Random Length, Fixed Length, SRL, DRL
Heat treatment
Annealed, Full Annealed, Bright annealed, , Spheroidize annealed
Normalized, Stress relieved, Cold finished, Quenched and Tempered
Delivery Condition:BKS, NBK,BK ,BKW, GBK(+A), NBK(+N), BK(+C)
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
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
Mill Test Certificate:EN 10204/31B
Third Party inspectionacceptable. such as SGS, BV etc.
Supplying financial support with usanceL/C 180daysafter B/L date.
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