Seamless Precision Tube E235 Cold Drawn Cylinder EN10305-1 Pipe
TORICH has over 20 years expereince in producing seamless precision steel tube. There are many kinds of delivery condition we can offer: NBK,GBK,BK,BKS
Basic information of seamless precision steel tube:
Technique: Cold Drawn
Material: E235,E355,E215
Keyword: Honed steel tube, seamless precision tube
OD: 5-420 mm
WT: 0.5-50 mm
Length: Max 12000mm
Additional Info:
Packaging: anti rust, woven bags with two slings
Transportation: Ocean,Land,Air
Place of Origin: China (Zhejiang)
Certificate: ISO9001,ISO14001,TS16949
Port: Shanghai,Ningbo
Chemical components of E355,E235,E235 precision steel tube:
| Steel Tube | C | Si | Mn | P | S | Al |
| E215 | 0.1 | 0.05 | 0.7 | 0.025 | 0.025 | 0.025 |
| E235 | 0.17 | 0.35 | 1.2 | 0.025 | 0.025 | - |
| E355 | 0.22 | 0.55 | 1.6 | 0.025 | 0.025 | - |
Main feature:
| High precision | Excellent brightness |
| No oxidization on outer and inner walls after heat treatment | High cleanness of inside wall |
| Good straightness | No burr |
| High pressure | No deformation after clod bending |
| No crack after flaring and flattening | Color : Gray with white |
Delivery condition:
| BK (+C) Cold finished/hard (cold finished as drawn) | No heat treatment after the last cold forming process. |
| BKW (+LC) Cold finished/soft (lightly cold worked) | After the last heat treatment there is a light finishing pass (cold drawing). |
| BKS (+SR) Cold finished/stress relieve annealed. | After the final cold forming process the tubes are stress relieve annealed. |
| GBK (+A) Annealed | After the final cold forming process the tubes are annealed in a controlled atmosphere |
| NBK (+N) Normalized. (Mainly focus on) | After the final cold forming process the tubes are annealed above the upper transformation point in a controlled atmosphere |
Production routing:
Quality carbon steel from Bao Steel etc big mill, cold drawing the heat treatment without oxidization , NBK condition.
Do nondestructive testing ,HT tests and do dipping oil antirust protection, Packed tube in wooden boxes
Product show:
Various package:
FAQ
Q: Are you trading company or manufacturer ?
A: A professional steel pipes materials inventor, manufacturer and solution provider
Q: How long is your delivery time?
A: Generally it is 7-14 days if the goods are in stock. or it is 30-60 days if the goods are not in stock, and it is according to quantity.
Q: Do you provide samples ? is it free or extra ?
A: Yes, we could offer the sample for free charge but you need to pay the cost of freight.
Q: What is your terms of payment ?
A: Payment<=1000USD, 100% in advance. Payment>=1000USD, 30% T/T in advance , balance before shippment.
If you have another question, pls feel free to contact us
Q:What is your payment method?
A:30% deposit in advance, 70% paid before shipment.
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Seamless Precision Tube E235 Cold Drawn Cylinder EN10305-1 Pipe Images
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