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Recent content by songshun
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Black oxidize carbon steel
I've done cold black oxide (same as Caswell), hot black oxide (outsourced), parkerized, cerakote (outsourced), and powdercoat (outsourced). The cold black oxide looks pretty good and is very easy. What I've found is this; the appearance/color-tone of the cold black ox and parkerized finishes are...- songshun
- Post #3
- Forum: Industrial/Mfg engineering general discussion
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Weathering steel
what grade it is? If you know the grade of material, you can google it and find the answer.- songshun
- Post #34
- Forum: Structural engineering general discussion
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Die and Tool Design Dimension Tolerance
the tolerance depends on the request of products- songshun
- Post #5
- Forum: Industrial/Mfg engineering general discussion
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