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CX-01
CHENGXIN
730431
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1. Description: Ready to hone tube,also named ready to honed tube is a kind of seamless tube with ID suitable for honing. It can be cold drawn or hot rolled.
2. Commodity: E355 Cold drawn seamless pre honed tube for hydraulic cylinder
3. Size range: 40mm*30mm-325mm*300mm
4. Available steel grade:
SAE/AISI: | SAE1020, SAE1026, SAE1045, SAE4130, SAE4140 |
DIN: | ST52, ST52.3, ST52.4 |
EN: | E355, C45E, 25CrMo4, 42CrMo4, CK45, S45C, E410, E470 |
GB: | 20#, 45#, 16Mn, Q345B, Q345C, Q345D, Q345E, 25Mn, 27SiMn |
5. Manufacture method: Cold rolled, hydraulic cold drawn, hot rolled+deep hole boring
6. Delivery condition:
BK | BKW | BKS | GBK | NBK | Q+T |
+C | +LC | +SR | +A | +N | |
Cold rolled | Cold drawn | Stress relieved | Annealed | Normalized | Quenched+Tempered |
7. ID Tolerance: given by customer. We suggest -0.3mm/-0.5mm for honing, -0.6mm/-0.9mm for skiving & roller burnishing depending on the length of tube.
8. End finish: Plain ends with square cuts, free of burrs for honed tubes. Little bevelled ends for skived & roller burnished tubes.
9. Standard export packing: In bundles tied with steel strips. Int & ext oil coating. End plastic caps. External packing by PVC bags and knit bags.
10. Customized packing and marking can be provided upon request.
11. Other services covers but not limited to CNC turning,Chrome plating, ID honing, skiving&roller burnishing, OD machining can be negotiated for supply.
ADDITIONAL INSTRUCTIONS
1. MOQ: Generally MOQ can be 2-3 tons/size for tubes with OD below 250mm, and 5 tons/size for tubes with OD above 250mm for regular steel grades like ST52, E355, STKM 13C,1026. If special grades like E410, E470 or alloy steel tube, MOQ should be 5 tons/size whichever size you need.
2. Delivery Time: 20-40 days depending on the steel grade and size.
3. Warranty & Guarantee: Warranty & guarantee period is 6 months since we deliver the tubes, and we are not responsible for quality problem caused by wrong unloading or storage after shipment. Third party or customer's inspection before shipment is welcome.
4. Payment Method: Flexible payment method like T/T, L/C,D/P are available depending on our evaluation.
5. Quality Control: We use raw material with cylinder quality from leading steel mills. We have advanced production and inspection facilities in house to control the quality.
COMPANY PROFILE:
We are a manufacturer of cold drawn steel tubes including:
Seamless precision tubes as per EN 10305-1: | OD upto 325mm, wall thickness upto 35mm |
Precision welded tubes as per EN 10305-2: | OD upto 356mm, wall thickness upto 15mm |
Seamless mechanical tubings as per ASTM A519: | OD upto 325mm, wall thickness upto 35mm |
welded mechanical tubings as per ASTM A512: | OD upto 356mm, wall thickness upto 15mm |
Hydraulic cylinder tube: | Size Range: 50mm*40mm-325mm*280mm |
Cold drawn seamless SHS: | 70mm*70mm-250mm*250mm with thickness upto 20mm |
Cold drawn seamless RHS: | 80mm*60mm-300mm*200mm with thickness upto 20mm |
