Hardened Steel Structural F436 M12 Flat Spring Washers Hot Dip Galvanized
Hot dip galvanized Hardened steel Structural M12 F436 Flat washer
Structural F436 Washers are manufactured to the F436 Washers
specification, they are hardened flat washers, that provide a smooth bearing surface used under the head or nut of a bolt. Used with A325 & A490 high strength bolts, A354, A449 & F1554 bolts and anchor rods, etc.
SIZE: 1/4" - 4", M6 -M100 .
STANDARD: ASTM F436/F436M
FINISHED: Plain, Zinc Plated(Clear/Blue/Yellow/Black), Black oxide, Nickel, Chrome, H.D.G.
Packaging Details: a. bulk in cartons (<=25kg )+ 36CTN/wood solid Pallet
b. bulk in cartons 9"x9"x5" (<=18kg )+ 48CTN/wood solid Pallet
Supply Ability:1000 tons per month
MinimumOrder:200kgs for each specification
Trade Term:FOB/CIF/CFR/CNF/EXW/DDU/DDP
Payment :T/T, L/C , D/A , D/P , Western Union,etc
Market:South&north Amrica/Europe/ etc.
| F436 STYLES | ||
| Style | Description | Sizes |
| Circular | Round SAE pattern | 1/4" - 4" |
| Beveled | Square or rectangular with a beveled 1 to 6 ratio surface. For use with American standard beams and channels. | 1/2" - 1-1/2" |
| Clipped | Circular or beveled | 1/2" - 1-1/2" beveled |
| 1/4" - 4" circular | ||
| Extra Thick | Circular washers with a thickness of 5/16" | 1/2" - 1-1/2" circular |
| F436 MECHANICAL PROPERTIES | |
| Plain Finish | Hot Dip Galvanized |
| Rockwell Hardness 38 to 45 HRC | Rockwell Hardness 26 to 45 HRC |
| F436 CHEMICAL PROPERTIES | ||
| Element | Type 1 | Type 3 |
| Phosphorous, max | 0.04% | 0.04% |
| Sulfur, max | 0.05% | 0.05% |
| Silicon | - | 0.15% - 0.35% |
| Chromium | - | 0.45% - 0.65% |
| Nickel | - | 0.25% - 0.45% |
| Copper | - | 0.25% - 0.45% |
| Flat Washer Sizes | Inner Diameter (ID) | Outer Diameter (OD) | Washer Thickness |
| 1/2" | 0.531" | 1.063" | 0.177" |
| 5/8" | 0.688" | 1.313" | 0.177" |
| 3/4" | 0.813" | 1.468" | 0.177" |
| 7/8" | 0.938" | 1.750" | 0.177" |
| 1" | 1.063" | 2.000" | 0.136" - 0.177" |
| 1-1/8" | 1.188" | 2.250" | 0.136" - 0.177" |
| 1-1/4" | 1.375" | 2.500" | 0.136" - 0.177" |
| 1-3/8" | 1.500" | 2.750" | 0.136" - 0.177" |
| 1-1/2" | 1.625" | 3.000" | 0.136" - 0.177" |
| 1-3/4" | 1.875" | 3.375" | 0.280" |
| 3" | 3.125" | 5.500" | 0.340" |
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