联系人 Blythe
Taiyuan, Shanxi
Description: It’s made from rolled or forged AISI***5H chrome-molybdenum steel. The content of chemical composition and microelement is controlled efficiently throughout the whole process.
According to its different figures and materials, it can be divided into three types:
Type A (columnar) : made from ordinary alloy steel, both inside and outside of the cross section of the pipe are cyclical.
Type B (spiral): made from ordinary ally steel, with a spiral chute on the outer surface of the pipe.
Type C (non-magnetic): made from stainless alloy-steel of low magnetic permeability, both inside and outside of the cross section of the pipe are rounded.
Main Functions: it’s one of the most important components of drill stem. It can provide the bit with bit weight and improve the rigidity of drill stem.
It’s in accordance with the standard of SY/T********7 or API SPEC.**1.
| 国家: | China |
| 型号: | API 7-1 |
| 离岸价格: | 获取最新报价 |
| 位置: | - |
| 最小订单价格: | - |
| 最小订单: | 1 Piece |
| 包装细节: | - |
| 交货时间: | - |
| 供应能力: | - |
| 付款方式: | L/C, T/T |
| 產品組 : | - |
