Type: | Seamless |
---|---|
Technique: | Cold Drawn |
Material: | Carbon Steel |
Surface Treatment: | Oiled |
Usage: | Pipeline Transport, Boiler Pipe, Hydraulic/Automobile Pipe, Oil/Gas Drilling, Food/Beverage/Dairy Products, Machinery Industry, Chemical Industry, Mining, Construction & Decoration, Special Purpose |
Section Shape: | Round |
Leveranciers met geverifieerde zakelijke licenties
Waarom kiest u voor ons? | |||
1. meer dan 20 jaar ervaring in de staalsector | |||
2. goede kwaliteit | |||
3. concurrerende prijs | |||
4. voldoe aan uw behoeften via herverwerking | |||
5. uitstekende service | |||
6. korte levertijd | |||
7. langdurige wederzijdse samenwerking tussen ondernemingen |
BUITENDIAMETER
|
GB/T3639
|
DIN2391 (EN10305) |
Onze tolerantie
|
Beste kwaliteit
|
|
31 mm
|
±0,15 mm
|
±0,15 mm
|
±0,05 mm
|
±0,03mm
|
|
41 mm
|
±0,20 mm
|
±0,20 mm
|
±0,05 mm
|
±0,03mm
|
|
51 mm
|
±0,25 mm
|
±0,25 mm
|
±0,08 mm
|
±0,03mm
|
|
61 mm
|
±0,30 mm
|
±0,30 mm
|
±0,10 mm
|
±0,05 mm
|
|
71 mm
|
±0,30 mm
|
±0,30 mm
|
±0,10 mm
|
±0,05 mm
|
|
160 mm-230 mm
|
±0,50 mm
|
±0,50 mm
|
±0,40 mm
|
|
|
Tolerantie in WT
|
±0,12 mm
|
±0,10 mm
|
±0,05 mm
|
±0,03mm
|
|
PROCES
|
|||||
Proces
|
Diameter
|
Lengte
|
|
|
|
Koud gewalst
|
30 mm
|
≤10 m
|
|
|
|
Koude afname
|
30 mm
|
≤10 m
|
|
|
|
Honen
|
40 mm
|
≤10 m
|
|
|
|
Geaniveerd
|
40 mm
|
≤76 m.
|
|
|
|
TOLERANTIE VAN GEHOOND OF SRB-BUIS
|
|||||
Binnendiameter
|
H8
|
H9
|
H10
|
|
|
30 mm
|
±0.033
|
±0.052
|
±0.084
|
5-30 mm
|
|
30 mm
|
±0.039
|
±0.062
|
±0.100
|
±0.080
|
|
50 mm
|
±0.046
|
±0.074
|
±0.120
|
|
|
80 mm
|
±0.054
|
±0.087
|
±0.140
|
|
|
120 mm
|
±0.063
|
±0.100
|
±0.160
|
|
|
180 mm
|
±0.072
|
±0.115
|
±0.185
|
|
|
250 mm
|
±0.081
|
±0.130
|
±0.210
|
Hydraulische cilinder-honingbuis
|
|||||
Binnen dia
(mm)
|
ID-tolerantie (mm)
|
WT-tolerantie
(mm)
|
|||
H7
|
H8
|
H9
|
H10
|
||
≤30
|
+0.021/0
|
+0.033/0
|
+0.052/0
|
+0.084/0
|
>210 mm ±10%
|
30 - ≤50
|
+0.025/0
|
+0.039/0
|
+0.062/0
|
+0.100/0
|
|
50 - ≤80
|
+0.030/0
|
+0.046/0
|
+0.074/0
|
+0.120/0
|
|
80 - ≤120
|
+0.035/0
|
+0.054/0
|
+0.087/0
|
+0.140/0
|
|
120 - ≤180
|
+0.040/0
|
+0.063/0
|
+0.100/0
|
+0.160/0
|
|
180 - ≤250
|
+0.046/0
|
+0.072/0
|
+0.115/0
|
+0.185/0
|
|
250 - ≤315
|
+0.052/0
|
+0.081/0
|
+0.130/0
|
+0.210/0
|
|
315 - ≤700
|
+0.057/0
|
+0.089/0
|
+0.140/0
|
+0.230/0
|
Leveringsconditie
|
Koud afgewerkt (hard) (BK)
|
Koud getrokken en spanningsvrij gemaakt (BK+S)
|
|||
Staalkwaliteit
|
Treksterkte
(MPa) |
Verlenging
(%) |
Treksterkte (MPa) |
Opbrengststerkte
(MPa) |
Verlenging (%) |
20#
|
≥550
|
≥8
|
≥520
|
≥375
|
≥15
|
45#
|
≥640
|
≥5
|
≥600
|
≥520
|
≥10
|
16 minuten
|
≥640
|
≥5
|
≥600
|
≥520
|
≥14
|
25 minuten
|
≥640
|
≥5
|
≥600
|
≥510
|
≥15
|
27 SiMn
|
≥800
|
≥5
|
≥760
|
≥610
|
≥10
|
ST52
|
≥640
|
≥5
|
≥600
|
≥520
|
≥14
|
SAE1026
|
≥640
|
≥5
|
≥600
|
≥510
|
≥15
|
Leveranciers met geverifieerde zakelijke licenties