Active Member
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[China]
Address: #888 xingrong road, jiading district, Shanghai
Contact name:Frank
Shanghai Powermax Fastener Co., Ltd. |
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F3125 A490 Type 1 hot dip galvanized cold forged high tensile heavy hex bolt
Designed for use in structural joints, these bolts are made from 4140 steel and meet ASTM A-490 specifications. Available in diameters from 1/2" to 1 1/2" and up to 30" in length. Matched 2H heavy hex nuts are always included. Head markings for an A-490 bolt is a stamped 'A490' somewhere on the head
SIZE: 1/4" - 1.1//2", M6 -M36. And 600mm Max length.
STANDARD: ASME B18.2.6
THREAD: ASME B1.1 , UNC, UNF, CLASS 2A
FINISHED: Plain, Zinc Plated(Clear/Blue/Yellow/Black), Black oxide, Nickel, Dacromet, H.D.G.
| 490 MECHANICAL PROPERTIES | ||||
| Size | Tensile, ksi | Yield, ksi | Elong.% min | RA% min |
| 1/2" - 1-1/2" | 150 - 173 | 130 | 14 | 40 |
| 490 CHEMICAL PROPERTIES | ||||
| Type 1 | Type 3 | |||
| Element | 1/2" - 1-3/8" | 1-1/2" | 1/2" - 3/4" | Above 3/4" |
| Carbon | 0.30% - 0.48% | 0.35% - 0.53% | 0.20% - 0.53% | 0.30% - 0.53% |
| Phosphorus, max | 0.04% | 0.04% | 0.04% | 0.04% |
| Sulfur, max | 0.04% | 0.04% | 0.04% | 0.04% |
| Manganese, min | - | - | 0.40% | 0.40% |
| Copper | - | - | 0.20% - 0.60% | 0.20% - 0.60% |
| Chromium, min | - | - | 0.45% | 0.45% |
| Nickel, min | - | - | 0.20% | 0.20% |
| or | ||||
| Molybdenum, min | - | - | 0.15% | 0.15% |
| A490 RECOMMENDED HARDWARE | ||
| Type | Nut | Washer |
| Type 1 | A563 Grade DH | F436 Type 1 |
| Type 3 | A563 Grade DH3 | F436 Type 3 |
