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Contacts Description: with the steel material: CrWMn origin / manufacturers: Benxi Iron and Steel Co.
Specification: 20-250 (mm)
Supply the production CrWMn standards: GB1299
Product Name: alloy steel material: 40Gr origin / manufacturers: Benxi Iron and Steel Co.
Specification: 20-250 standards: GB/3077
Product Name: alloy steel material: 25MnV origin / manufacturers: Benxi Iron and Steel Co.
Specification: 35-250