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high precision zinc alloy die casting-fast delivery sa588

Customized Precision OEM Zamak Zinc Alloy Die Casting Precision OEM Zamak Zinc Alloy Die Casting Part 1 custom pressure 3# ,5# zinc alloy die casting 2 Material :zamak 3#,5# . 3 Weight = 840g 4 Process :die casting the zinc alloy and de-burrs , grinding 5 Cavity 1-2. 6 Die casting tolerance CT3-CT8. 7 Mold in H13 alloy steel , with life 100,000 sxllcarbon q235 cold drawn flat steel bar5 the best you Carbon steel flat bar in Grade Q235 for construction real . Q:Difference between cold drawn flat steel and flat steel Cold drawn flat steel:steel, smooth surface,Flat steel:steel is relatively soft, flatness, no cold drawn flat steel Q:Building poles, outdoor flat steel, the deeper the buried depth, the better?

wholesales square tubing steel tubing for sale all size

A500 Structural Tubing - Square & Rectangular Steel Tubing . ASTM A500 structural tubing is welded tubing made from flat-rolled steel, formed through a roller system and