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Traceable quality
GB30 4.8 Grade Galvanized Carbon Steel Hex Head Bolt Full Thread Half Thread China
Model: T type
GB30
Stainless steel
Stainless steel
4.8
M3
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 |
| 10000-19999 piece | US$0.02 |
| ≥ 20000 piece | US$0.01 |
Specifications
| Model | T type |
|---|---|
| Standard | GB30 |
| Material | Stainless steel |
| Surface | Stainless steel |
| Property class | 4.8 |
| Thread | M3 |
| Size range | M3 |
| Length range | 20-45mm |
| 尺寸 | 20,30,40,45,三号,M4 |
| 测量系统 | 公制 |
| Grade | 无 |
| 螺母形状 | T型 |
| 螺纹旋向 | 无 |
| Surface treatment | 镀镍 |
| 插入直径 | 无 |
| 机身高度 | - |
| Application | 采矿, Heavy industry, 水处理, 医疗保健, 零售行业 |
| 内孔径 | 无 |
| 车身形式 | 无 |
| Place of origin | China |
| Model | T type |
| 螺母类型 | T型螺母 |
| 销售单位 | 单个商品 |
| 单个包装尺寸 | 10X3X5 厘米 |
| 单个产品毛重 | 0.02 公斤 |
Description
GB30 4.8 Grade Galvanized Carbon Steel Hex Head Bolt Full Thread Half Thread China
Standard: GB30
Material: Stainless steel
Surface: Stainless steel
尺寸: 20,30,40,45,三号,M4
测量系统: 公制
Grade: 无
螺母形状: T型
螺纹旋向: 无
插入直径: 无
机身高度: -
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 →