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ASTM ASTM A638 Grade 660B 660D Alloy A286 Enquiry | Print this page

ASTM A638 Grade 660B 660D Alloy A286 Application:A precipitation hardening stainless type steel suitable for applications at high temperature.

Category	Type	Steel grade	Standard	Country
Grades	Special Alloy	ASTM A638 Grade 660B 660D Alloy A286	ASTM	USA

Chemical composition % of the ladle analysis of grade ASTM A638 Grade 660B 660D Alloy A286

C(％)	Si(％)	Mn(％)	P(％)	S(％)	Cr(％)	Ni(％)	Mo(％)	V(%)	Cu(%)	B(%)	Al(%)	Ti(%)
0.08	1.0	2.00	0.040	0.030	13.00-16.00	24.00-27.00	1.00-1.50	0.10-0.50	0.30	0.01	0.35	1.90-2.35

ASTM A638 Grade 660 Alloy A286 stockholders and suppliers, delivering to the whole of the HAIHONG are suppliers of grade A286 round bar, diameters. A precipitation hardening stainless type steel suitable for applications at high temperature. This grade is suitable for applications requiring good corrosion resistance and high strength in temperatures up to 700°C. It can be used at higher temperauteres for lower stress applications.

Mechanical properties of grade ASTM A638 Grade 660B 660D Alloy A286

Proof strength Rp0.2 (MPa)	Tensile strength Rm (MPa)	Impact energy KV (J)	Elongation at fracture A (%)	Reduction in cross section on fracture Z (%)	As-Heat-Treated Condition	Brinell hardness (HBW)
773 (≥)	977 (≥)	31	22	32	Solution and Aging, Annealing, Ausaging, Q+T,etc	434

Physical properties of grade ASTM A638 Grade 660B 660D Alloy A286

Property	Density kg/dm3	Temperature T °C/F	Specific heat J / kgK	Thermal conductivity W/mK	Electric resistance µΩ·cm	Modulus of elasticity kN/mm2	Expansion rate
658 (≥)	828 (≥)	11	12	32	Solution and Aging, Annealing, Ausaging, Q+T,etc	411
Temp. °C/°F	Creep strain limit (10000h) (Rp1,0) N/mm2	Creep rupture strength (10000h) (Rp1,0) N/mm2
689	142	323

ASTM A638 Grade 660B 660D Alloy A286 Range of products

Product type	Products	Dimension	Processes	Deliver Status
Plates / Sheets	Plates / Sheets	0.08-200mm(T)*W*L	Forging, hot rolling and cold rolling	Annealed, Solution and Aging, Q+T, ACID-WASHED, Shot Blasting
Steel Bar	Round Bar, Flat Bar, Square Bar	Φ8-1200mm*L	Forging, hot rolling and cold rolling, Cast	Black, Rough Turning, Shot Blasting,
Coil / Strip	Steel Coil /Steel Strip	0.03-16.0x1200mm	Cold-Rolled & Hot-Rolled	Annealed, Solution and Aging, Q+T, ACID-WASHED, Shot Blasting
Pipes / Tubes	Seamless Pipes/Tubes, Welded Pipes/Tubes	OD:6-219mm x WT:0.5-20.0mm	Hot extrusion, Cold Drawn, Welded	Annealed, Solution and Aging, Q+T, ACID-WASHED

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