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SMA490BP steel for bridge construction Quenched & Tempered Steel Plate
SMA490BP steel for bridge construction Quenched & Tempered Steel Plate
- Comments: H13 tool steel is the most widely used and most representative hot work die steel. Its main characteristics are:(1) SMA490BP steel for bridge construction has high hardenability and high toughness;(2) Excellent thermal crack resistance, water cooling can
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