High Tensile Railway Bhen Bolt
| D |
L |
I |
Threads Per Inch |
| Nom. Dia. Over Thread |
Length Under Head |
Min. Thread Length |
| 7/8 |
Under 7",in steps of 1/4" From 7" to 10" in steps of 1/2" |
2" |
9 |
| 1 |
2-1/4" |
8 |
| 1-1/8 |
2-1/2" |
7 |
| Additional Sizes Now in Use But Not Recommended for New Designs |
| 13/16 |
Same as above |
1-7/8" |
10 |
| 15/16 |
2-7/8" |
9 |
| 1-1/16 |
2-3/8" |
8 |
We produce high quality of these bolts and supply both for imports and exports. We are CRCC certificated company.
Zhongbo Railway Fastening Company is a leading Chinese manufacturer of rail fastening and rail joint bar.
Zhongbo, as a specialized rail fastener manufacturer, provides a complete line of products, including rail fastening, anchor, rail joint, rail clip, rail screw, anchor bolt, rail clamp plate, rail fishplate, and fishplate bolt for connecting rail tracks.
We also make rail fastenings for crane rail and elevator guide rail, along with other related products. We manufacture according to GB/TB (Chinese national standards and railway standards), AREA, UIC, BS, DIN, ASTM, and AS standards.
Our products are mainly made through hot forging.
The threads of rail screw spikes are made by hot rolling with special threading machines.
We produce metric threads, BS, BSW, TR thread, or round threads.
Audited Supplier 
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