Customization: | Available |
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Connection Form: | Bolt Connection |
Size: | W*L*H, According to Customers′ Requirement. |
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Form of fillet weld leg | K(fillet weld size) value | Note |
Fillet weld without groove | K=(0.7~1)t and≤15mm | for most of the steel structure buildings |
K=(0.5~0.6)t | for the strengthening ribs and other secondary members | |
Fillet weld with groove(CJP and PJP) | K=t/4 and K≤10mm | for most of the steel structure buildings |
K=t/2 and K≤10mm | important members(crane beams or connection between web plates and flange plates of similar members) |
Parent metal thickness(t)(mm) | Minimum fillet weld size |
t≤6 | 3(minimum value being 5 for crane beam) |
6 | 5 |
12 | 6 |
t>20 | 8 |
Mark | Welding method | Penetration type |
MC | Shielded metal arch welding | CJP-complete joint penetration |
MP | PJP-partial joint penetration | |
GC | Shielded arch welding Self-shielded arc welding |
CJP-complete joint penetration |
GP | PJP-partial joint penetration | |
SC | Submerged arc welding | CJP-complete joint penetration |
SP | PJP-partial joint penetration | |
SL | Electroslag welding |
Backing material type | Single/double side welding | ||
Mark | Material | Mark | Single/double side welding |
BS | Metal backing | 1 | Single side welding |
BF | Other backing | 2 | Double side welding |
Mark | Size of each part on groove |
t | Thickness of welding plate(mm) |
b | Groove root gap or gap between two members(mm) |
h | Groove depth(mm) |
p | Groove roof face(mm) |
α | Groove angle(º) |