Sheets & Strips of Siam Poongsan Metal are manufactured in accordance with JIS
(Japanese Industrial Standard) H3100 unless otherwise specified by customers.
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JIS Alloy Code
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Description
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Nominal Composition (%)
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C1100
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Tough Pitch (TP)
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Cu 99.9 min. O2 0.05 max.
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C1220
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Deoxidized Phosphorus (DHP)
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Cu 99.9 min. P 0.015-0.040
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C1020
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Oxygen Free (OFC)
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Cu 99.96 min. O2 0.001 max.
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JIS Alloy Code
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Description
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Nominal Composition (%)
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C2100
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Gilding
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Cu95 Zn5
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C2200
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Commercial Bronze
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Cu90 Zn10
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C2300
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Red Brass
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Cu85 Zn15
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C2600
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Cartridge Brass
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Cu70 Zn30
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C2680
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Yellow Brass
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Cu65 Zn35
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C2720
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Cu63 Zn37
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C2801
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Muntz Metal
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Cu60 Zn40
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Thickness Range
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0.10mm - 5.00mm
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Width Range
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7.00mm - 410.00mm
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Length Range (Sheet)
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Up to 2,000mm
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II. Coin Blanks
Siam Poongsan Metal supplies Circulated Coin Blanks as well as Memorial Coin Blanks for the Government Sector on various occasions. Types of Coin Blanks manufactured at Siam Poongsan Metal include;
- Cupro-Nickel
- Aluminum Bronze
- Cupro-Nickel Clad
- Bi-Metal
- Brass
- Stainless Steel
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III. Materials for Ammunition
Siam Poongsan Metal also supplies materials for ammunition. These semi-finished products will be further processed for cases of both military and commercial ammunition.
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