PNP Special Alloys Inc.
Mining steel
Types
Specifications
Gallery
Light Rail
 Standard: A.S.C.E.
AISI
Sizes: 12lb, 16lb,
25lb,  30lb,
35lb,  40lb
Steel Ball
 Standard: AISI
High Chrome Casing Balls
Sizes: Φ5 ~ Φ30
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