00:20
철강 파이프의 정기 검사 1- 차원
비디오 설명
Discover the GB/T 34109 Thick-Walled Seamless Alloy Steel Pipe, designed for drill rods in rotary digging machines. This video covers routine inspections focusing on dimensions, ensuring quality and durability for demanding drilling applications.
02:50
01:00
00:56
01:19
00:23
01:54
