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Traceable quality
4.8-grade and 8.8-grade Carbon Steel Black-coated Hex Bolts M16 M18 M20 Screws
Model: SZ054
Carbon steel
Zinc plated
4.8
M16
From
US$0.01
/ piece
Tier prices are for reference. Final price depends on specification, quantity and destination.
Retail orders: from 10 pcs per item
Wholesale MOQ: 100 piece
Tier pricing
| Quantity | Unit price |
|---|---|
| 100-999 piece | US$0.04 |
| 1000-9999 piece | US$0.03 |
| 10000-99999 piece | US$0.02 |
| ≥ 100000 piece | US$0.01 |
Specifications
| Model | SZ054 |
|---|---|
| Material | Carbon steel |
| Surface | Zinc plated |
| Property class | 4.8 |
| Thread | M16 |
| Size range | M16 |
| Material | Carbon steel |
| Grade | 48 |
| 螺纹类型 | standard |
| 头部类型 | External hexagon |
| Surface treatment | galvanized, zinc coated |
| 每个螺栓的螺母 | None |
| Place of origin | Other |
| Model | SZ054 |
| 销售单位 | 单个商品 |
Description
4.8-grade and 8.8-grade Carbon Steel Black-coated Hex Bolts M16 M18 M20 Screws
Material: Carbon steel
Surface: Zinc plated
Grade: 48
螺纹类型: standard
头部类型: External hexagon
每个螺栓的螺母: None
Place of origin: Other
Model: SZ054
Buying guides
2026-11-07
Stainless fastener grades: 304 vs 316
Corrosion resistance, strength and cost, plus selection advice for outdoor and marine environments.
Read article → 2026-11-07How to choose bolt property class: 8.8, 10.9 and 12.9
Load, preload and cost: when to specify 8.8, 10.9 or 12.9 bolts.
Read article →