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High-Quality AISI4340 Steel Hollow Bar for Heavy-Duty Use
2025-04-13
introduction 4890
A+ steel hollow bar
Metal
Forging
Pressure Casting
Machinery Parts
Steel
Annealing
Polishing
+/-0.1mm
ASTM
CE, ISO 9001:2000, ISO 9001:2008
1/2'' to 500''
Roungh Machining
AISI4340 Steel Hollow Bar Forging
1/2'' to 500''
aisi4140 steel hollow bar
Wooden Package and Steel Package
steel hollow bar
Jiangsu China
73269090
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