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Model: GB/T 18254
merk: Torich
verpakkingen: Standaard export verpakking
produktiviteit: 20000 tons per year
vervoer: Ocean
Plaats van herkomst: China
Ondersteuning over: 20000 tons per year
Certificaat: ISO 9001 ISO14001
betaling Type: L/C,T/T
Incoterm: FOB
Torich is een professionele fabrikant en exporteur voor het dragen van stalen buis met hoge koolstof chroomstaal ronde buis
China De dragende Staalbuis, Dragend Staal om Buis, die de Pijpleiding van de Lager dragen, die Naadloze Staalbuis dragen, die Staalpijp dragen die wij hebben aangeboden dat u kunt op vertrouwen. Welkom bij zaken doen met ons.
Ronde dragende gegalvaniseerde stalen buis, hoog koolstof chroomstaal ronde buis, geproduceerd door GCr4, GCr15, GCr15SiMn, GCr15SiMo, GCr18Mon, volgens Chinese standaard GB / T 18254
Hoge koolstof chroom dragende stalen buis GB / T 18254: 2002 Grootte:
OD: 5-100 mm
WT: 0,5-15 mm
Lengte: 12000 mm
Productiemethode van Ronde Lagerbuis: Heet rollend en Koudgetrokken
Toepassing van lagerbuizen: lager, lageronderdelen
Hoge koolstof chroom dragende stalen buis OD, dikte en toelaatbaar:
Steel pipe type amd production method |
Size |
size range |
permissible variation |
||
hot rolled steel pipe |
Assel rolling+peeling |
OD |
55-148 |
±0.15 |
|
>148-170 |
±0.20 |
||||
thickness |
4-8 |
+20% |
|||
>8-34 |
+15% |
||||
Assel hot rolled |
OD |
60-67 |
±0.35 |
||
>75-100 |
±0.50 |
||||
>100-170 |
±0.50% |
||||
thickness |
OD<80 |
<80 |
+12% |
||
OD≥80 |
≥80 |
+10% |
|||
cold drawn steel pipe |
OD |
≤65 |
+0.2 |
||
-0.10 |
|||||
>65 |
±0.20 |
||||
thickness |
3-4 |
+12% |
|||
>4-12 |
+10% |
||||
other production methods |
negatiated by the parties and indicated into contract |
Steel Curvature |
|||
steel type |
curvature/(mm*m) |
total curvature/mm |
|
hot rolled round steel |
≤4 |
≤0.4%*steel length |
|
hot rolled & annealed round steel |
≤3 |
≤0.3%*steel length |
|
hot forged round steel |
≤5 |
≤0.5%*steel length |
|
cold drawn round steel |
Diameter≤25mm |
≤2 |
≤0.2%*steel length |
Diameter>25mm |
≤1.5 |
≤0.15%*steel length |
|
steel pipe |
thickness≤15mm |
≤1 |
≤4 |
thickness>15mm |
≤1.5 |
Grade and chemical composition |
|||||||||||||
No. |
Grade |
C |
Si |
Mn |
Cr |
Mo |
P |
S |
Ni |
Cu |
NI+Cu |
moulded steel |
continuously cast steel |
not exceeding |
|||||||||||||
B00040 |
GCr4 |
0.95-1.05 |
0.15-0.30 |
0.15-0.30 |
0.35-0.50 |
≤0.08 |
0.025 |
0.02 |
0.25 |
0.2 |
/ |
15*10-6 |
12*10-6 |
B00150 |
GCr15 |
0.95-1.05 |
0.15-0.35 |
0.25-0.45 |
1.40-1.65 |
≤0.10 |
0.025 |
0.025 |
0.3 |
0.25 |
0.5 |
15*10-6 |
12*10-6 |
B01150 |
GCr15SiMn |
0.95-1.05 |
0.45-0.75 |
0.95-1.25 |
1.40-1.65 |
≤0.10 |
0.025 |
0.025 |
0.3 |
0.25 |
0.5 |
15*10-6 |
12*10-6 |
B03150 |
GCr15SiMo |
0.95-1.05 |
0.65-0.83 |
0.20-0.40 |
1.40-1.70 |
0.30-0.40 |
0.027 |
0.02 |
0.3 |
0.25 |
/ |
15*10-6 |
12*10-6 |
B02180 |
GCr18Mo |
0.95-1.05 |
0.20-0.40 |
0.25-0.40 |
1.65-1.95 |
0.15-0.25 |
0.025 |
0.02 |
0.25 |
0.25 |
/ |
15*10-6 |
12*10-6 |
Conditie van levering voor ronde lagerbuis:
Na onderhandeling van de klant en de leverancier (contractueel vastgelegd), kan de leveringsconditie worden bepaald: [ontlaten + gefosfatiseerd + micro-tekening "+" ontlaten + micro-tekening "enz.
WHWY Walsdraadstaal (warmwalsen of sferoïden gegloeid)
Hardness of Annealed steel products |
|
Grade |
HBW |
GCr4 |
179-207 |
GCr15 |
179-207 |
GCr15SiMn |
179-217 |
GCr15SiMo |
179-217 |
GCr18Mo |
179-207 |
Coloring requirements for different grades |
|
Grade |
Color |
GCr4 |
one green+one white |
GCr15 |
one blue |
GCr15SiMn |
one green+one blue |
GCr15SiMo |
one white+on yellow |
GCr18Mo |
two green |
Mate van materiaalzuiverheid:
Non-metal inclusion Quanlified Level |
||
Non-metal inclusion Type |
Qualified Level Not exceed |
|
Thin type |
Thick type |
|
A |
2.5 |
1.5 |
B |
2 |
1 |
C |
0.5 |
0.5 |
D |
1 |
1 |
Product Categorie : Lagerstalen buis
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.
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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.