কিভাবে ঠান্ডা আঁকা Seamless ইস্পাত নল

Name: কিভাবে ঠান্ডা আঁকা seamless ইস্পাত নল
Uploaded: 2026-05-08CDT03:39:43-05:00
Duration: 1 min 57 s
Description: Discover the process of cold drawing seamless steel tubes with GB 9948 Cold Drawn Seamless Steel Pipe, designed for petroleum cracking and heat exchangers. Learn about its material, specifications, and applications in this informative video.

冷拔

2024-09-13

সীমাহীন ইস্পাত টিউব

ভিডিও বর্ণনা

Discover the process of cold drawing seamless steel tubes with GB 9948 Cold Drawn Seamless Steel Pipe, designed for petroleum cracking and heat exchangers. Learn about its material, specifications, and applications in this informative video.