Tel:189-66298088
Inconel 718/UNS N07718/DIN W. Nr. 2.4668
Form | ASTM |
Rod, bar and forging | B 637 |
Plate, sheet and strip | B 670, B 906 |
Seamless pipe and tube | B 983 |
Chemical composition
% | Ni | Fe | Cr | Mo | C | Mn | Si | P | S | Co | Nb+Ta | Ti | Al | Cu | B |
min | 50.0 | balance | 17.0 | 2.80 | 4.75 | 0.65 | 0.20 | ||||||||
max | 55.0 | 21.0 | 3.30 | 0.08 | 0.35 | 0.35 | 0.015 | 0.015 | 1.00 | 5.50 | 1.15 | 0.80 | 0.30 | 0.006 |
Physical properties
Density | 8.23 g/cm3 |
Melting range | 1260-1335℃ |
Features: Inconel 718 is an age-hardenable nickel-chromium alloy that combines corrosion resistance with high strength and good fabricability. It has high creep-rupture strength at temperatures up to 700℃. Its excellent relaxation resistance contributes to its application in springs.
Applications: Gas turbine engines, rocket motors, nuclear reactors and spacecraft.
Note: Inconel is a registered trademark of the Special Metals Corporation group of companies.
Seamless Pipe
Product Specification
Product | Size Range |
Stainless steel seamless tube & pipe |
OD: φ1-φ914.4mm WT:0.2-80mm |
U-Tube |
OD: φ12-φ38mm WT: 0.5-4mm |
P.S As per special grade
Main Steel Type and Typical Grade
Steel Types | Typical Steel Codes(AISI) |
Austenitic | TP304/304L, TP304H, TP316/316L, TP316H, TP316Ti, TP321, TP321H, TP347/H, TP347HFG, 904L, TP309S,TP310MoLN,TP310H, TP310S, TP317/17L, TP316LMo≥2.5,S31254,904L; etc |
Duplex/Super duplex | S31803; S32205; S31500; S32750; S32760 |
Nickel-Alloy | UNS N08825, N08020, N08028, N08800,N08810,N08811,N04400,N06600,N06601,N06625,N06690,N06022,N10276,N10665,N10673, etc |
P.S As per special grade
Main Production Standards
Standard Type | Standards |
EN | EN10216-5; EN10216-2 |
DIN | DIN 17456; DIN 17458 |
ASTM |
ASTM A312, A213, A269, A511, A789, A790; B163, B423, B407, B668 ASME SA213, SA312, SA789, SA790; SB163, SB423, SB407, SB668 |
JIS | JIS G3459; G3463 |
GOST | GOST 9941; GOST 5632 |
GB |
GB/T14975; GB/T14976; GB13296; GB5310; GB9948 |