Channel Avatar

Haihao Group @[email protected]

114 subscribers - no pronouns :c

Hebei Haihao High Pressure Flange Fittings Group Co., Ltd. w


01:45
Understanding the difference between HIC and SSC in material testing Ⅰ#welding #pipelining
02:18
What is a pipe nipple?#pipelining #heatexchanger #steelpipe #welding
01:30
How to determining bolt grade-Grade 2,Grade 5,Grade 8
02:03
what is a tube sheet for heat exchanger#pipelining #steelpipe #welding
02:20
Introduction to mill test certificate
01:20
What is the function of PTFE coating? Ⅱ
01:10
What is the function of PTFE coating?Ⅰ#pipelining #plumbingfittings #steelpipe #welding
01:47
Advantages and disadvantages of the electric resistance welding#steelpipe #welding #pipelining
02:20
Introduction of tongue and groove face flange
00:55
the positioning principle of flange bolt holes#steelpipe #pipelining #welding
02:11
What’s flange class and flange schedule?#steelpipe #pipelining #experiment #plumbingsupplies
02:02
selecting flange face finish#steelpipe #pipelining #experiment
00:55
What is stainless steel flange chemical polishing#steelpipe #pipelining #welding
01:48
Introduction to A234 WP5 Alloy Steel Pipe Fittings#steelpipe #pipelining #welding
00:50
Steel Pipe Manufacturer Reveals!#steelpipe #pipelining #welding
01:56
Differences Between ANSI/ASME B16.9 and ANSI/ASME B16.11-2#steelpipe #manufacturingmethods #welding
01:34
Differences Between ANSI/ASME B16.9 and ANSI/ASME B16.11#steelpipe #welding #pipeing
02:51
The difference between PE and BE ports in the pipeline part2
02:14
The difference between PE and BE ports in the pipeline part1
02:45
Discovering the differences between ASME B16 47 Series A and Series B flanges
02:27
What’s the difference between bolts, screws and studs?
01:43
What’s the define of ERW SAW and EFW?
01:28
The connection and difference between API and ASME standards part 3
01:43
The connection and difference between API and ASME standards part2#welding #steelpipe
02:08
The connection and difference between API and ASME standards part1#welding #steelpipe
03:24
What is the difference between PSL1 And PSL2 pipes#welding
02:02
Comparison of sweepolet and weldolet#machine #steelpipe
01:56
The High Tech Craftsmanship Behind Wind Power Flanges
02:48
THE PRODUCTION & QUALITY CONTROL FLOW CHART FOR PIPE BUTT WELDING FITTINGS
02:36
THE PRODUCTION & QUALITY CONTROL FLOW CHART FOR CASTING FLANGES
02:37
THE PRODUCTION & QUALITY CONTROL FLOW CHART FOR PLATE BUTT-WELDING FITTINGS
01:34
Heat Treatment Process of A105N Flange-part2
01:37
Heat Treatment Process of A105N Flange-part1#automobile #steelpipe
02:27
Swivel Flanges: A Key Component in Offshore and Subsea Pipeline Operations#manufacturingmethods
02:00
Types of spectacle flanges
02:10
Introduction to the eight types and application scenarios of flange gaskets part2
00:53
Haihao Group participates in ADIPEC 2024
02:09
Introduction to the 8 types and application scenarios of flange gaskets (1)
02:09
Tips for Welding Flanges to expansion joint or Thin-Walled Pipes#steelpipe #weldingequipment
00:52
Haihao group in the TUBE CHINA #steelpipe #welding
03:09
Flange connection#machine #weldingequipment #steelproducts
02:46
Overview of Flange Production Processes
03:32
What is Reducers?
03:08
Straight seam steel pipe rust removal method
01:36
What are differences between SAW pipes and ERW pipes? (2)
01:12
#pipeing What are differences between SAW pipes and ERW pipes 1#machine #
02:45
Preheating, Post-Heating, and Post-Weld Heat Treatment in Welding
01:23
Bevel end in pipeline
01:53
The difference between SW and BW in pipelines#welding #corrugatedpipe #copperpipe
00:33
Customer successful delivery
00:30
Delivery of goods in Turkey
00:15
钢管系列#机器##manufacturing
00:21
Various steel pipes
00:25
Various steel pipes
00:29
Various steel pipes#steelpipe #manufacturing
00:18
Various steel pipes#manufacturing #steelpipe
00:17
Various steel pipes#machine #manufacturing
00:15
Pipeline series
00:15
Special shaped pipe series
00:15
Steel pipe production process