Prix FOB
Obtenir le dernier prix|
1 Ton Minimum Order
Pays:
China
N ° de modèle:
-
Prix FOB:
Localité:
China
Prix de commande minimale:
-
Commande minimale:
1 Ton
Packaging Detail:
As per buyer's request
Heure de livraison:
As per order
Capacité de Fournir:
-
Payment Type:
L/C, T/T
Groupe de produits :
Personne àcontacter Mr. Bruce
Room 4004, Build 1, Zhuoyue Plaza, Hedong district, Tianjin, Tianjin
1. Raw material
The raw material of our cold drawn tubes is hot rolled seamless
pipe with high purity and steel grade as follows:
DIN2391-2: ST37, ST52
EN10305-1 EN10083: E235, E355, E410, E470, C45E, 34CrMo4,
42CrMo4
ASTM A519: SAE1020, SAE1045, SAE1026, SAE4130, SAE4140
GB/T3639 GB8713: 20#, 16Mn, 45#, 25Mn, 30CrMo,
40CrMo
2. Accuracy
After cold drawing, without further honing or
skiving, the tube accuracy is as follows:
ID Oval: 0.05-0.15mm
Wall thickness deviation: ±5~7%
OD tolerance: ±0.3mm
Length: ≤13.5m
Straightness: 0.3mm/m
Inner surface finish: 0.8~1.6μm
3. Delivery condition
For most of the cylinder tubes, the delivery condition is always
stress relieved. Other delivery condition as follows is also
available:
+C/BK: Cold drawn without heat treatment
+LC/BKW: Cold drawn without final heat treating
+SR/BKS: Stress relieved
+A/GBK: Annealed
+N/NBK: Normalized
Q+T: Quenched+Tempered
4. Size
ID: 30~300mmï¼›Wall thickness: 2~30mm
5. Process
The honing and skiving roller
burnishing will be done as per customer's request.
| Pays: | China |
| N ° de modèle: | - |
| Prix FOB: | Obtenir le dernier prix |
| Localité: | China |
| Prix de commande minimale: | - |
| Commande minimale: | 1 Ton |
| Packaging Detail: | As per buyer's request |
| Heure de livraison: | As per order |
| Capacité de Fournir: | - |
| Payment Type: | L/C, T/T |
| Groupe de produits : | Precision cylinder tube |
