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Forged seamless steel pipe mandrel , which is a very important tool to rolling seamless steel tube, usually it would choose hot work mold steel H13 or similar steel, its surface need to be chromated and Increase its wearing property.
Product production procedure:
1. Material: H13, 4Cr5MoSiV1, 1.2344 etc
2. Forging
3. Heat treatment quenching and tempering
4. Machining
5. Surface chromating
6. Thread phosphating
Product main size:
1. Max diameter 500mm
2. Max length: 15 meters
Forged seamless steel pipe mandrel , which is a very important tool to rolling seamless steel tube, usually it would choose hot work mold steel H13 or similar steel, its surface need to be chromated and Increase its wearing property.
Product production procedure:
1. Material: H13, 4Cr5MoSiV1, 1.2344 etc
2. Forging
3. Heat treatment quenching and tempering
4. Machining
5. Surface chromating
6. Thread phosphating
Product main size:
1. Max diameter 500mm
2. Max length: 15 meters