Industry News
HOME NEWS Industry News
Industry News
Why tensions between North Korea and South Korea are heating up: drones, shooting preparations and highway explosions
what's the difference between 321H and 321 material? can they be replaced?
October 1 to 7 will be a 7-day holiday.
Tube China Shanghai exhibition has been finished successfully.
Premier League build-up and transfer latest: Ipswich close in on Phillips & Brighton trigger Rutter clause
The company has developed two types of sucker rods for screw pump sucker rods: one is a tapered thread sucker rod, and the other is an extended thread sucker rod.
According to the thread type, drill pipe joints are divided into four types: internal flat (IF), through-hole (FH), regular (REG); digital (NC).
© 2025 Angda Steel Co,. Ltd  All Rights Reserved. 腾云建站仅向商家提供技术服务