Post Stock Login Register

BS 4659 BH21 Steel — Specifications & Listings

BS 4659British tungsten hot work tool steel

Forms: Round Bar Category: Tool Steel
Grade Details
GradeBS 4659 BH21
StandardBS 4659
DescriptionBritish tungsten hot work tool steel
ApplicationsHot extrusion dies, brass/bronze forging dies
Equivalent / Similar Grades
Grade Standard Region
H21 AISI USA
X30WCrV9-3 DIN Germany
AISI H21 AISI USA
DIN X30WCrV93 DIN 17350 Germany
JIS SKD5 JIS G4404 Japan
GOST 3H2W8F GOST 5950 Russia
GB/T 3Cr2W8V GB/T 1299 China
Chemical Composition (%)
C Mn Cr W V
0.26–0.36 0.15–0.40 3.00–3.75 8.50–10.00 0.30–0.60
Mechanical Properties
Hardness HRC (hardened) 36–54
Hardness HB (annealed) ≤229
Typical Available Sizes
Round Bar 16mm–300mm dia
Flat Bar 20×10mm–300×100mm
Sizes are indicative. Contact seller for exact availability.

Active BS 4659 BH21 Listings on M-EX

BS 4659 BH21 Round Bar
1.800 MT
View Listing
BS 4659 BH21 Round Bar
0.500 MT
View Listing