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| H20 beam plus (hits:590) |
Lumber For Construction |
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Composing
A)Flange: solid lumber flange.
B)Pine plywood web
C)WBP phenolic resin
D)Painting on the surface of flange and web: with yellow, waterproof, fireproof, rot-proof and frozen-proof painting, and the painting is environment friendly, meeting the environmental protection request. |
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