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H21
Qilu
Product Description
Flat H21 SKD5 1.2581 X30WCrV9-3 Hot Work Tool Steel 3Cr2W8V
1: AISI H21 Steel Introduction
H21 steel is a hot sham W-Cr-Mo Tungsten hot take steps steel partner ASTM A681-1999 Steel Grade suitable. H21 Special Steel China Supplier and factory SAE Special Steel Supply H21 Tool steel in Round bar, Plate, Flat bar, Square, Forging Ring and others any swap. And have the funds for choking, sawing, milled, machining paperwork.
H21 Steel Stock In Warehouse
2: H21 Quality Standard
ASTM-A681-2008 ENG Standard-Specification-for-Tool-Steel-Alloy.pdf
3: AISI H21 Steel Equivalent
| Country | China | Japan | Germany | USA | UK |
| Standard | GB/T 1299 | JIS G4404 | DIN EN ISO4957 | ASTM A681 | BS 4659 |
| Grade | 3Cr2W8V | SKD5 | 1.2581 | H21 | / |
4: AISI H21 Steel Chemical Composition
| Grade | C | Si | Mn | P | S | Cr | W | V |
| H21/T20821 | 0.26~0.36 | 0.15~0.50 | 0.15~0.40 | 0.030 Max | 0.030≤ | 3.00~3.75 | 8.50~10.0 | 0.30~0.60 |
| 1.2581/ X30WCrV9-3 | 0.25~0.35 | 0.15~0.30 | 0.20~0.40 | 0.035 Max | 0.035 ≤ | 2.50~2.80 | 8.00~9.00 | 0.30~0.40 |
| 3Cr2W8V | 0.30~0.40 | ≤0.40 | ≤0.40 | 0.030 Max | 0.030 ≤ | 2.20~2.70 | 7.50~9.00 | 0.20~0.50 |
| SKD5 | 0.25~0.35 | 0.10~0.40 | 0.15~0.45 | 0.030 Max | 0.020 ≤ | 2.50~3.20 | 8.50~9.50 | 0.30~0.50 |
