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Traceable quality
Grade 12.9 High Strength Carbon Steel Hexagon Head Black Oxide Finish External Screw Nut Lighten Bolt M4-M24
DIN 571
Stainless steel
Zinc plated
12.9
M4-M24
From
US$0.01
/ kilogram
Tier prices are for reference. Final price depends on specification, quantity and destination.
Retail orders: from 10 pcs per item
Wholesale MOQ: 100 kilogram
Tier pricing
| Quantity | Unit price |
|---|---|
| 100-4999 kilogram | US$0.04 |
| 5000-7999 kilogram | US$0.03 |
| 8000-9999 kilogram | US$0.02 |
| ≥ 10000 kilogram | US$0.01 |
Specifications
| Standard | DIN 571 |
|---|---|
| Material | Stainless steel |
| Surface | Zinc plated |
| Property class | 12.9 |
| Thread | M4-M24 |
| Size range | M4-M24 |
| 测量系统 | Metric |
| 瓶盖直径 | 12毫米 |
| Material | Carbon steel |
| Grade | 8类 |
| 螺纹类型 | Coarse Thread |
| 螺丝头类型 | Hex |
| Surface treatment | 锌, plain |
| Place of origin | Hebei, China |
| Brand | JunChuang |
| Material | Carbon Steel C1022A |
| Color | Zinc White |
| 销售单位 | 单个商品 |
| 单个包装尺寸 | 38X36X34 厘米 |
| 单个产品毛重 | 35.0 公斤 |
Description
Grade 12.9 High Strength Carbon Steel Hexagon Head Black Oxide Finish External Screw Nut Lighten Bolt M4-M24
Standard: DIN 571
Material: Stainless steel
Surface: Zinc plated
测量系统: Metric
瓶盖直径: 12毫米
Grade: 8类
螺纹类型: Coarse Thread
螺丝头类型: Hex
Place of origin: Hebei, China
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 →