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Model: JIS G3466
merk: TORICH
verpakkingen: In zeshoekige bundels of in houten kist
produktiviteit: 10000tons per year
vervoer: Ocean,Air
Plaats van herkomst: China
Ondersteuning over: 40000 Tons per year
Certificaat: ISO9001 TS16949 EN10204.3.1
Haven: Shanghai,Ningbo
betaling Type: L/C,T/T,D/P,Paypal,Money Gram,Western Union
Incoterm: FOB,CFR,CIF,FCA,CPT
Producten beschrijving:
voor Algemene Structuur JIS G 3466 Vormen van Gelaste Koolstofstaal Vierkante Buizen
Standaard JIS G 3466
Diameter 5-5 tot 420-420 mm
Wanddikte 0,5-50 mm
Lengte 12 m max
Toepassing: voor algemene structurele doeleinden
Produceer methode:
1. Vormen van gelaste stalen buizen
2. Naadloze stalen buizen in vierkant
3. Het vormen van een staalplaat in een spiraal in vierkante doorsnede of in een paar kanaalsecties gevolgd door een continu elektrisch weerstandslassen of automatisch booglasproces.
CHEMICAL COMPOSITION % max |
|||||
Steel grade |
C |
Si |
Mn |
P |
S |
STKR 400 |
0.25 |
- |
- |
0.04 |
0.04 |
STKR 490 |
0.18 |
0.55 |
1.5 |
0.04 |
0.04 |
MECHANICAL PROPERTIES min |
|
|||
Steel Grade |
Tensile strength Mpa |
Yeild point or proof stress Mpa |
Elongation % |
|
|
||||
STKR 400 |
400 |
245 |
23 |
|
STKR 490 |
490 |
325 |
23 |
|
Dimensional tolerance |
||
Specified item and dimension |
Dimensional tolerance |
|
length of side |
100mm or under |
±1.5mm |
over 100mm |
±1.5% |
|
Unvenness of flat plate portions |
side length 100mm or under |
0.5mm max |
side length over 100mm |
within 0.5% of side length |
|
Angularity made by adjacent flat plate portions
|
±1.5° |
|
Dimension at corner:s |
3t max |
|
Length |
+ not specified 0 |
|
Un-straightness |
Within 0.3% |
|
Wall thickness :t |
Square steel tube manufacture by welding |
under 3 mm ±0.3mm |
Seamless square steel tube |
under 4mm ±0.6mm |
Productie stalen buis:
Eddy Current-test en ultrasone test:
Inpakken:
Product Categorie : Profiel stalen buizen
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Privacy statement: Your privacy is very important to Us. Our company promises not to disclose your personal information to any external company with out your explicit permission.