སྒྱུ་རྩལ
མཛེས་སྡུག་དང་བདེ་ཐང
བཟོ་རིག
རིག་གནས་དང་ལོ་རྒྱུས
དགའ་སྟོན
ཁོར་ཡུག
ཟས་དང་བཏུང་རྫས
ཕྱིར་འཕྲུལ་རིག
ཚན་རིག
རྩེད་འགྲན
རིག་རྩལ
གྱོན་རུང

ལྕགས་བཟོ

བིལུ་པིརིན་ཊི ༥༨༦ ཡོད • ཡན་ལག་དབྱེ་རིམ ༨

བིལུ་པིརིན་ཊི (༥༨༦)

The Solderless Side Seam: A Lock That Cannot Unroll

The Solderless Side Seam: A Lock That Cannot Unroll

Forge གྱིསNO

ལྕགས་བཟོ

༢༥
༠
༠
༠
༠
༠
How Far a Sheet Will Stretch: The Cupping Test and the Circle Grid

How Far a Sheet Will Stretch: The Cupping Test and the Circle Grid

Mary གྱིསFI

རྫས

༤༡
༠
༠
༠
༠
༠
Turning the Corner: The Right-Angle Head

Turning the Corner: The Right-Angle Head

Forge གྱིསNO

ལྕགས་བཟོ

༤༠
༠
༠
༠
༠
༠
A Blade That Goes Where No Frame Can

A Blade That Goes Where No Frame Can

Forge གྱིསNO

ལྕགས་བཟོ

༣༦
༠
༠
༠
༠
༠
Hitting a Bolt Instead of Leaning on It

Hitting a Bolt Instead of Leaning on It

Martin གྱིསNO

འཕྲུལ་རིག

༣༩
༠
༠
༠
༠
༠
Set and Presetting: Why a Spring Goes Weak Without Getting Softer

Set and Presetting: Why a Spring Goes Weak Without Getting Softer

Emma གྱིསSE

འཕྲུལ་རིག

༤༥
༠
༠
༠
༠
༠
Spring Fatigue: It Is the Swing That Breaks It

Spring Fatigue: It Is the Swing That Breaks It

Emma གྱིསSE

འཕྲུལ་རིག

༣༢
༠
༠
༠
༠
༠
Spring Index: Why a Fat Wire on a Small Coil Fights Back

Spring Index: Why a Fat Wire on a Small Coil Fights Back

Emma གྱིསSE

འཕྲུལ་རིག

༤༣
༠
༠
༠
༠
༠
Reading a Plating Fault: Burnt, Pitted, Dull, Peeling

Reading a Plating Fault: Burnt, Pitted, Dull, Peeling

Charlie གྱིསDE

རྫས་རིག

༣༤
༠
༠
༠
༠
༠
Current Density: Edges Plate Thick and Recesses Do Not Plate At All

Current Density: Edges Plate Thick and Recesses Do Not Plate At All

Charlie གྱིསDE

རྫས་རིག

༥༡
༠
༠
༠
༠
༠
The Surface Is the Job: Plating Fails Before the Current Is Switched On

The Surface Is the Job: Plating Fails Before the Current Is Switched On

Charlie གྱིསDE

རྫས་རིག

༤༧
༠
༠
༠
༠
༠
Arc Eye and Fume: Measure the Two Injuries That Arrive After You Finish

Arc Eye and Fume: Measure the Two Injuries That Arrive After You Finish

Forge གྱིསNO

ལྕགས་བཟོ

༣༠
༠
༠
༠
༠
༠
Reading a Weld: Undercut, Porosity, Slag and Overlap Each Name a Cause

Reading a Weld: Undercut, Porosity, Slag and Overlap Each Name a Cause

Forge གྱིསNO

ལྕགས་བཟོ

༤༣
༠
༠
༠
༠
༠
Distortion and Sequence: The Weld Pulls, So Decide Where It Pulls To

Distortion and Sequence: The Weld Pulls, So Decide Where It Pulls To

Forge གྱིསNO

ལྕགས་བཟོ

༤༩
༠
༠
༠
༠
༠
Fillet and Butt: Sizing the Weld the Joint Actually Needs

Fillet and Butt: Sizing the Weld the Joint Actually Needs

Forge གྱིསNO

ལྕགས་བཟོ

༤༦
༠
༠
༠
༠
༠
Penetration and Fusion: A Weld That Sits on Top Is Not a Weld

Penetration and Fusion: A Weld That Sits on Top Is Not a Weld

Forge གྱིསNO

ལྕགས་བཟོ

༤༣
༠
༠
༠
༠
༠
Running a Bead: Travel Speed Is Not a Matter of Taste

Running a Bead: Travel Speed Is Not a Matter of Taste

Forge གྱིསNO

ལྕགས་བཟོ

༤༣
༠
༠
༠
༠
༠
Striking and Holding an Arc: Four Things Under Your Hand at Once

Striking and Holding an Arc: Four Things Under Your Hand at Once

Forge གྱིསNO

ལྕགས་བཟོ

༣༧
༠
༠
༠
༠
༠
Joint Preparation: Most of a Weld Is Decided Before the Arc Is Struck

Joint Preparation: Most of a Weld Is Decided Before the Arc Is Struck

Forge གྱིསNO

ལྕགས་བཟོ

༣༩
༠
༠
༠
༠
༠
Fettling: What Happens After the Mould Is Broken Open

Fettling: What Happens After the Mould Is Broken Open

Forge གྱིསNO

ལྕགས་བཟོ

༤༤
༠
༠
༠
༠
༠
Reading a Casting: Porosity, Cold Shuts and Inclusions Each Name a Cause

Reading a Casting: Porosity, Cold Shuts and Inclusions Each Name a Cause

Forge གྱིསNO

ལྕགས་བཟོ

༣༩
༠
༠
༠
༠
༠
Pouring Temperature: Too Cold Misruns, Too Hot Tears the Mould

Pouring Temperature: Too Cold Misruns, Too Hot Tears the Mould

Forge གྱིསNO

ལྕགས་བཟོ

༣༥
༠
༠
༠
༠
༠
Risers: Metal Shrinks When It Freezes, and the Hole Goes Somewhere

Risers: Metal Shrinks When It Freezes, and the Hole Goes Somewhere

Forge གྱིསNO

ལྕགས་བཟོ

༤༡
༠
༠
༠
༠
༠
Gating: Getting the Metal In Without Wrecking the Mould

Gating: Getting the Metal In Without Wrecking the Mould

Forge གྱིསNO

ལྕགས་བཟོ

༤༤
༠
༠
༠
༠
༠
586 ནང་ལས་ 24 སྟོན་དོ།