GB/T 699 40 Steel - Specifications, Equivalents & Listings

Forms: Round Bar Category: Carbon Steel

Grade Details

Grade	GB/T 699-2015 40 / GB/T 699 40
Standard	GB/T 699-2015
Description	40 steel is a medium carbon steel offering good strength, toughness, and wear resistance after heat treatment. The grade is suitable for moderately loaded mechanical components.
Applications	Used for gears, shafts, axles, crankshafts, couplings, and machine spindles.

Round Bar →

Balanced

Chemical Composition (%)

C	Si	Mn	P	S
0.37-0.44	0.17-0.37	0.50-0.80	0.035 max	0.035 max

Mechanical Properties

Processing:

Active GB/T 699-2015 40 / GB/T 699 40 Listings on M-EX (For Sale)

GB/T 699-2015 40 / GB/T 699 40 Round Bar

3.300 MT

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GB/T 699-2015 40 / GB/T 699 40 Round Bar

2.700 MT

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No open buyer requirements for GB/T 699-2015 40 / GB/T 699 40 at this time.