ST52 Concrete delivery cylinder

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delivery cylinder concrete delivery cylinder delivery cylinder for concrete pump 200mm delivery cylinder 230mm delivery cylinder

Product Description

Concrete Delivery Cylinder for concrete pump
Size: 220*200, 254*230
Steel Grade: CK45, 1045,S45C,C45E, ST52,E355,E470,20MnV6
Manufacture Method: Cold drawn
Delivery Condition: Q+T, BKS/+SR
ID treatment: deep hole boring+honing + hard chrome plating + polishing
Thickness of chromed layer: 0.5mm
OD treatment: CNC turning
ID tolerance: +0.1mm/-0
Bore Roughness: Ra0.35um max.
Application: delivery cylinders are used in concrete pump system of Putzmeister, Schwing, Sany,etc.

IMG_3761-1

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: 50mm40mm-325mm280mm
Cold drawn seamless SHS:	70mm70mm-250mm250mm with thickness upto 20mm
Cold drawn seamless RHS:	80mm60mm-300mm200mm with thickness upto 20mm

What We Offer

Quality Raw Material

We use high quality raw material from leading manufacturers.
Strict Quality Control

Strict quality control before, during and after production. Any quality dispute or problem will be immediately reported and handled internally.
Flexible Production Arrangment

To ensure both delivery time and customer experience.
Customization

In addition to steel tube we produce, we also provide services like OD machining, OD polishing, ID honing or skiving&roller burnishing, initial CNC turning.

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Packing & delivery

We have established strict quality control circle covering raw material receipt, in-production inspection, and finished product control, and inspection&test records will be kept in our management system.

Packaging

For each piece of tube we delivered, Mill Test Certificate will be issued, and quality guarantee will be given. We give a period of 1-3 months for claim of quality dispute and problems after cargo receipt, depending on actual situation.